diff --git a/packages/wasm-utxo/js/coinName.ts b/packages/wasm-utxo/js/coinName.ts
index 4a2957e4eca..148268b00ef 100644
--- a/packages/wasm-utxo/js/coinName.ts
+++ b/packages/wasm-utxo/js/coinName.ts
@@ -22,6 +22,8 @@ export const coinNames = [
   "tltc",
   "zec",
   "tzec",
+  "pearl",
+  "tpearl",
 ] as const;
 
 export type CoinName = (typeof coinNames)[number];
@@ -50,6 +52,8 @@ export function getMainnet(name: CoinName): CoinName {
       return "ltc";
     case "tzec":
       return "zec";
+    case "tpearl":
+      return "pearl";
     default:
       return name;
   }
diff --git a/packages/wasm-utxo/js/testutils/AcidTest.ts b/packages/wasm-utxo/js/testutils/AcidTest.ts
index a85900e7625..ce78487fe41 100644
--- a/packages/wasm-utxo/js/testutils/AcidTest.ts
+++ b/packages/wasm-utxo/js/testutils/AcidTest.ts
@@ -179,8 +179,8 @@ export class AcidTest {
     // Filter inputs based on network support
     const inputs: Input[] = inputScriptTypes
       .filter((scriptType) => {
-        // p2shP2pk is always supported (single-sig replay protection)
-        if (scriptType === "p2shP2pk") return true;
+        // p2shP2pk requires legacy (P2SH) support
+        if (scriptType === "p2shP2pk") return supportsScriptType(coin, "p2sh");
 
         // Map input script types to output script types for support check
         if (scriptType === "p2trMusig2KeyPath" || scriptType === "p2trMusig2ScriptPath") {
@@ -206,11 +206,15 @@ export class AcidTest {
         value: BigInt(900 + index * 100), // Deterministic amounts
       }));
 
-    // Test other wallet output (with derivation info)
-    outputs.push({ scriptType: "p2sh", value: BigInt(800), walletKeys: otherWalletKeys });
+    // Test other wallet output (with derivation info) — only on legacy-supporting networks
+    if (supportsScriptType(coin, "p2sh")) {
+      outputs.push({ scriptType: "p2sh", value: BigInt(800), walletKeys: otherWalletKeys });
+    }
 
-    // Test non-wallet output (no derivation info)
-    outputs.push({ scriptType: "p2sh", value: BigInt(700), walletKeys: null });
+    // Test non-wallet output (no derivation info) — only on legacy-supporting networks
+    if (supportsScriptType(coin, "p2sh")) {
+      outputs.push({ scriptType: "p2sh", value: BigInt(700), walletKeys: null });
+    }
 
     // Test OP_RETURN output
     outputs.push({ opReturn: "setec astronomy", value: BigInt(0) });
diff --git a/packages/wasm-utxo/src/address/mod.rs b/packages/wasm-utxo/src/address/mod.rs
index 69c33f8ca20..893ef8a9ae9 100644
--- a/packages/wasm-utxo/src/address/mod.rs
+++ b/packages/wasm-utxo/src/address/mod.rs
@@ -175,6 +175,16 @@ pub const DASH_TEST: Base58CheckCodec = Base58CheckCodec::new(0x8c, 0x13);
 pub const ZCASH: Base58CheckCodec = Base58CheckCodec::new(0x1cb8, 0x1cbd);
 pub const ZCASH_TEST: Base58CheckCodec = Base58CheckCodec::new(0x1d25, 0x1cba);
 
+// Pearl — Bech32m ONLY (no P2PKH/P2SH exist on this chain, Taproot-only)
+// HRPs from: https://github.com/pearl-research-labs/pearl/blob/v1.1.6/node/chaincfg/params.go
+// Verified on live regtest node (pearld 1.0.2, coins-sandbox PR #898).
+// Bech32Codec handles v0 (bech32) and v1+ (bech32m / BIP-350) automatically.
+pub const PEARL_BECH32: Bech32Codec = Bech32Codec::new("prl");
+pub const PEARL_TEST_BECH32: Bech32Codec = Bech32Codec::new("tprl");
+// Regtest HRP used only in test fixtures; not needed in production code.
+#[cfg(test)]
+pub const PEARL_REGTEST_BECH32: Bech32Codec = Bech32Codec::new("rprl");
+
 /// Convert output script to address string (convenience wrapper)
 pub fn from_output_script(script: &Script, codec: &dyn AddressCodec) -> Result<String> {
     codec.encode(script)
@@ -487,6 +497,8 @@ mod tests {
             "litecoinTest.json" => vec![&LITECOIN_TEST, &LITECOIN_TEST_BECH32],
             "zcash.json" => vec![&ZCASH],
             "zcashTest.json" => vec![&ZCASH_TEST],
+            // Pearl uses regtest HRP "rprl" in fixtures (captured from live regtest node)
+            "pearl.json" => vec![&PEARL_REGTEST_BECH32 as &dyn AddressCodec],
             _ => panic!("Unknown fixture file: {}", filename),
         }
     }
diff --git a/packages/wasm-utxo/src/address/networks.rs b/packages/wasm-utxo/src/address/networks.rs
index 2d1af83b350..fadb46b7aeb 100644
--- a/packages/wasm-utxo/src/address/networks.rs
+++ b/packages/wasm-utxo/src/address/networks.rs
@@ -10,8 +10,8 @@ use super::{
     BITCOIN_CASH_TESTNET_CASHADDR, BITCOIN_GOLD, BITCOIN_GOLD_BECH32, BITCOIN_GOLD_TESTNET,
     BITCOIN_GOLD_TESTNET_BECH32, BITCOIN_SV, BITCOIN_SV_TESTNET, DASH, DASH_TEST, DOGECOIN,
     DOGECOIN_TEST, ECASH, ECASH_CASHADDR, ECASH_TEST, ECASH_TEST_CASHADDR, LITECOIN,
-    LITECOIN_BECH32, LITECOIN_TEST, LITECOIN_TEST_BECH32, REGTEST, REGTEST_BECH32, TESTNET,
-    TESTNET_BECH32, ZCASH, ZCASH_TEST,
+    LITECOIN_BECH32, LITECOIN_TEST, LITECOIN_TEST_BECH32, PEARL_BECH32, PEARL_TEST_BECH32, REGTEST,
+    REGTEST_BECH32, TESTNET, TESTNET_BECH32, ZCASH, ZCASH_TEST,
 };
 use crate::bitcoin::Script;
 use crate::fixed_script_wallet::wallet_scripts::OutputScriptType;
@@ -46,6 +46,9 @@ fn get_decode_codecs(network: Network) -> Vec<&'static dyn AddressCodec> {
         Network::LitecoinTestnet => vec![&LITECOIN_TEST, &LITECOIN_TEST_BECH32],
         Network::Zcash => vec![&ZCASH],
         Network::ZcashTestnet => vec![&ZCASH_TEST],
+        // Pearl is Taproot-only; bech32m addresses only, no legacy codecs.
+        Network::Pearl => vec![&PEARL_BECH32],
+        Network::PearlTestnet => vec![&PEARL_TEST_BECH32],
     }
 }
 
@@ -76,6 +79,7 @@ impl AddressFormat {
 }
 
 pub struct OutputScriptSupport {
+    pub legacy: bool,
     pub segwit: bool,
     pub taproot: bool,
     pub p2mr: bool,
@@ -83,7 +87,11 @@ pub struct OutputScriptSupport {
 
 impl OutputScriptSupport {
     pub(crate) fn assert_legacy(&self) -> Result<()> {
-        // all coins support legacy scripts
+        if !self.legacy {
+            return Err(AddressError::UnsupportedScriptType(
+                "Network does not support legacy scripts".to_string(),
+            ));
+        }
         Ok(())
     }
 
@@ -117,7 +125,7 @@ impl OutputScriptSupport {
     pub fn assert_support(&self, script: &Script) -> Result<()> {
         match script.witness_version() {
             None => {
-                // all coins support legacy scripts
+                self.assert_legacy()?;
             }
             Some(WitnessVersion::V0) => {
                 self.assert_segwit()?;
@@ -140,7 +148,7 @@ impl OutputScriptSupport {
     /// Check if the network supports a given fixed-script wallet script type
     pub fn supports_script_type(&self, script_type: OutputScriptType) -> bool {
         match script_type {
-            OutputScriptType::P2sh => true, // all networks support legacy scripts
+            OutputScriptType::P2sh => self.legacy,
             OutputScriptType::P2shP2wsh | OutputScriptType::P2wsh => self.segwit,
             OutputScriptType::P2trLegacy | OutputScriptType::P2trMusig2 => self.taproot,
             OutputScriptType::P2mr => self.p2mr,
@@ -184,7 +192,14 @@ impl Network {
         // Litecoin: has apparent taproot support, but we have not enabled it in this library yet.
         // - https://github.com/litecoin-project/litecoin/blob/v0.21.4/src/chainparams.cpp#L89-L92
         // - https://github.com/litecoin-project/litecoin/blob/v0.21.4/src/script/interpreter.h#L129-L131
-        let taproot = segwit && matches!(self.mainnet(), Network::Bitcoin);
+        //
+        // Pearl: Taproot-only btcd fork (no segwit v0 on-chain).
+        // - https://github.com/pearl-research-labs/pearl/blob/v1.1.6/node/chaincfg/params.go
+        let taproot = matches!(self.mainnet(), Network::Bitcoin | Network::Pearl);
+
+        // Legacy (P2PKH/P2SH) support:
+        // Pearl is taproot-only; no legacy script types exist on-chain.
+        let legacy = !matches!(self.mainnet(), Network::Pearl);
 
         // P2MR (BIP-360) support:
         // Enabled on all Bitcoin networks (mainnet + testnets) for address encoding.
@@ -192,6 +207,7 @@ impl Network {
         let p2mr = matches!(self.mainnet(), Network::Bitcoin);
 
         OutputScriptSupport {
+            legacy,
             segwit,
             taproot,
             p2mr,
@@ -295,6 +311,9 @@ fn get_encode_codec(
         }
         Network::Zcash => Ok(&ZCASH),
         Network::ZcashTestnet => Ok(&ZCASH_TEST),
+        // Pearl is Taproot-only; assert_support() already rejects non-P2TR scripts above.
+        Network::Pearl => Ok(&PEARL_BECH32),
+        Network::PearlTestnet => Ok(&PEARL_TEST_BECH32),
     }
 }
 
@@ -302,7 +321,11 @@ fn get_encode_codec(
 /// Tries multiple address formats for the given network (Base58, Bech32, CashAddr, etc.)
 pub fn to_output_script_with_network(address: &str, network: Network) -> Result<ScriptBuf> {
     let codecs = get_decode_codecs(network);
-    to_output_script_try_codecs(address, &codecs)
+    let script = to_output_script_try_codecs(address, &codecs)?;
+    // Validate the decoded script is supported by this network
+    // (e.g. reject v0 witness programs on taproot-only chains like Pearl)
+    network.output_script_support().assert_support(&script)?;
+    Ok(script)
 }
 
 /// Convert an output script to an address string using a Network.
@@ -583,15 +606,31 @@ mod tests {
 
     #[test]
     fn test_output_script_support_assert_legacy() {
-        // Legacy should always succeed regardless of support flags
-        let support_none = OutputScriptSupport {
+        // assert_legacy succeeds when legacy=true
+        let support_legacy = OutputScriptSupport {
+            legacy: true,
             segwit: false,
             taproot: false,
             p2mr: false,
         };
-        assert!(support_none.assert_legacy().is_ok());
+        assert!(support_legacy.assert_legacy().is_ok());
+
+        // assert_legacy fails when legacy=false (e.g. Pearl)
+        let no_legacy = OutputScriptSupport {
+            legacy: false,
+            segwit: false,
+            taproot: true,
+            p2mr: false,
+        };
+        let result = no_legacy.assert_legacy();
+        assert!(result.is_err());
+        assert!(result
+            .unwrap_err()
+            .to_string()
+            .contains("does not support legacy scripts"));
 
         let support_all = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: true,
             p2mr: false,
@@ -603,6 +642,7 @@ mod tests {
     fn test_output_script_support_assert_segwit() {
         // Should succeed when segwit is supported
         let support_segwit = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: false,
             p2mr: false,
@@ -611,6 +651,7 @@ mod tests {
 
         // Should fail when segwit is not supported
         let no_support = OutputScriptSupport {
+            legacy: true,
             segwit: false,
             taproot: false,
             p2mr: false,
@@ -627,6 +668,7 @@ mod tests {
     fn test_output_script_support_assert_taproot() {
         // Should succeed when taproot is supported
         let support_taproot = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: true,
             p2mr: false,
@@ -635,6 +677,7 @@ mod tests {
 
         // Should fail when taproot is not supported
         let no_support = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: false,
             p2mr: false,
@@ -656,6 +699,7 @@ mod tests {
 
         // Legacy scripts should work even without segwit/taproot support
         let no_support = OutputScriptSupport {
+            legacy: true,
             segwit: false,
             taproot: false,
             p2mr: false,
@@ -678,6 +722,7 @@ mod tests {
 
         // Should succeed with segwit support
         let support_segwit = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: false,
             p2mr: false,
@@ -686,6 +731,7 @@ mod tests {
 
         // Should fail without segwit support
         let no_support = OutputScriptSupport {
+            legacy: true,
             segwit: false,
             taproot: false,
             p2mr: false,
@@ -725,6 +771,7 @@ mod tests {
 
         // Should succeed with taproot support
         let support_taproot = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: true,
             p2mr: false,
@@ -733,6 +780,7 @@ mod tests {
 
         // Should fail without taproot support (but with segwit)
         let no_taproot = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: false,
             p2mr: false,
@@ -746,6 +794,7 @@ mod tests {
 
         // Should also fail without segwit or taproot
         let no_support = OutputScriptSupport {
+            legacy: true,
             segwit: false,
             taproot: false,
             p2mr: false,
@@ -822,4 +871,116 @@ mod tests {
             assert!(e.to_string().contains("Network does not support taproot"));
         }
     }
+
+    #[test]
+    fn test_pearl_script_type_support() {
+        use crate::fixed_script_wallet::wallet_scripts::OutputScriptType::*;
+
+        for network in [Network::Pearl, Network::PearlTestnet] {
+            let support = network.output_script_support();
+            assert!(!support.legacy, "{network:?}: legacy should be false");
+            assert!(!support.segwit, "{network:?}: segwit should be false");
+            assert!(support.taproot, "{network:?}: taproot should be true");
+            assert!(!support.p2mr, "{network:?}: p2mr should be false");
+
+            assert!(!support.supports_script_type(P2sh));
+            assert!(!support.supports_script_type(P2shP2wsh));
+            assert!(!support.supports_script_type(P2wsh));
+            assert!(support.supports_script_type(P2trLegacy));
+            assert!(support.supports_script_type(P2trMusig2));
+            assert!(!support.supports_script_type(P2mr));
+        }
+    }
+
+    #[test]
+    fn test_pearl_address_encoding() {
+        use crate::address::bech32;
+        use crate::bitcoin::secp256k1::{Secp256k1, XOnlyPublicKey};
+
+        let secp = Secp256k1::verification_only();
+        let xonly_pk = XOnlyPublicKey::from_slice(
+            &hex::decode("cc8a4bc64d897bddc5fbc2f670f7a8ba0b386779106cf1223c6fc5d7cd6fc115")
+                .unwrap(),
+        )
+        .unwrap();
+        let p2tr = ScriptBuf::new_p2tr(&secp, xonly_pk, None);
+
+        // P2TR encodes to production HRPs prl1p… / tprl1p…
+        let mainnet_addr = from_output_script_with_network(&p2tr, Network::Pearl).unwrap();
+        assert!(
+            mainnet_addr.starts_with("prl1p"),
+            "Expected prl1p… got {mainnet_addr}"
+        );
+        let testnet_addr = from_output_script_with_network(&p2tr, Network::PearlTestnet).unwrap();
+        assert!(
+            testnet_addr.starts_with("tprl1p"),
+            "Expected tprl1p… got {testnet_addr}"
+        );
+
+        // Round-trip: address → script
+        let decoded = to_output_script_with_network(&mainnet_addr, Network::Pearl).unwrap();
+        assert_eq!(decoded, p2tr);
+        let decoded_test =
+            to_output_script_with_network(&testnet_addr, Network::PearlTestnet).unwrap();
+        assert_eq!(decoded_test, p2tr);
+
+        // P2WPKH (v0) → "does not support segwit"
+        let wpkh_hash = crate::bitcoin::WPubkeyHash::from_byte_array(
+            hex::decode("751e76e8199196d454941c45d1b3a323f1433bd6")
+                .unwrap()
+                .try_into()
+                .unwrap(),
+        );
+        let p2wpkh = ScriptBuf::new_p2wpkh(&wpkh_hash);
+        let err = from_output_script_with_network(&p2wpkh, Network::Pearl).unwrap_err();
+        assert!(err.to_string().contains("does not support segwit"), "{err}");
+
+        // P2PKH (legacy) → "does not support legacy scripts"
+        let pkh = PubkeyHash::from_byte_array(
+            hex::decode("62e907b15cbf27d5425399ebf6f0fb50ebb88f18")
+                .unwrap()
+                .try_into()
+                .unwrap(),
+        );
+        let p2pkh = ScriptBuf::new_p2pkh(&pkh);
+        let err = from_output_script_with_network(&p2pkh, Network::Pearl).unwrap_err();
+        assert!(
+            err.to_string().contains("does not support legacy scripts"),
+            "{err}"
+        );
+
+        // P2SH (legacy) → "does not support legacy scripts"
+        let sh = crate::bitcoin::ScriptHash::from_byte_array(
+            hex::decode("89abcdef89abcdef89abcdef89abcdef89abcdef")
+                .unwrap()
+                .try_into()
+                .unwrap(),
+        );
+        let p2sh = ScriptBuf::new_p2sh(&sh);
+        let err = from_output_script_with_network(&p2sh, Network::Pearl).unwrap_err();
+        assert!(
+            err.to_string().contains("does not support legacy scripts"),
+            "{err}"
+        );
+
+        // prl1q… (v0 address) → rejected on decode ("does not support segwit")
+        // The bech32 codec can decode any witness version, but post-decode validation rejects v0.
+        let wsh_hash = crate::bitcoin::WScriptHash::from_byte_array(
+            hex::decode("751e76e8199196d454941c45d1b3a323f1433bd6751e76e8199196d454941c45")
+                .unwrap()
+                .try_into()
+                .unwrap(),
+        );
+        let p2wsh = ScriptBuf::new_p2wsh(&wsh_hash);
+        // Properly encode a v0 witness program with the prl HRP.
+        // Simple string substitution (bc1q → prl1q) would corrupt the bech32 checksum
+        // because the HRP is part of it, causing a decode error before support is checked.
+        let (v0_ver, v0_prog) = bech32::extract_witness_program(&p2wsh).unwrap();
+        let valid_prl_v0 = bech32::encode_witness_with_custom_hrp(v0_prog, v0_ver, "prl").unwrap();
+        let err = to_output_script_with_network(&valid_prl_v0, Network::Pearl).unwrap_err();
+        assert!(
+            err.to_string().contains("does not support segwit"),
+            "Expected segwit rejection for v0 Pearl address, got: {err}"
+        );
+    }
 }
diff --git a/packages/wasm-utxo/src/address/utxolib_compat.rs b/packages/wasm-utxo/src/address/utxolib_compat.rs
index 2d488c77734..8bafeb64b20 100644
--- a/packages/wasm-utxo/src/address/utxolib_compat.rs
+++ b/packages/wasm-utxo/src/address/utxolib_compat.rs
@@ -40,7 +40,9 @@ impl UtxolibNetwork {
                 .is_some_and(|bech32| bech32 == "bc" || bech32 == "tb");
 
         // P2MR not supported via utxolib compat layer (only via Network enum)
+        // All networks exposed via utxolib compat support legacy scripts
         OutputScriptSupport {
+            legacy: true,
             segwit,
             taproot,
             p2mr: false,
diff --git a/packages/wasm-utxo/src/fixed_script_wallet/bitgo_psbt/mod.rs b/packages/wasm-utxo/src/fixed_script_wallet/bitgo_psbt/mod.rs
index 3cd659b3a38..73fbd6322bd 100644
--- a/packages/wasm-utxo/src/fixed_script_wallet/bitgo_psbt/mod.rs
+++ b/packages/wasm-utxo/src/fixed_script_wallet/bitgo_psbt/mod.rs
@@ -412,7 +412,9 @@ impl BitGoPsbt {
             | Network::Dogecoin
             | Network::DogecoinTestnet
             | Network::Litecoin
-            | Network::LitecoinTestnet => Ok(BitGoPsbt::BitcoinLike(
+            | Network::LitecoinTestnet
+            | Network::Pearl
+            | Network::PearlTestnet => Ok(BitGoPsbt::BitcoinLike(
                 Psbt::deserialize(psbt_bytes)?,
                 network,
             )),
@@ -1825,7 +1827,7 @@ impl BitGoPsbt {
         &'a mut self,
         input_index: usize,
     ) -> Result<p2tr_musig2_input::Musig2Context<'a>, String> {
-        if self.network().mainnet() != Network::Bitcoin {
+        if !matches!(self.network().mainnet(), Network::Bitcoin | Network::Pearl) {
             return Err("MuSig2 not supported for non-Bitcoin networks".to_string());
         }
 
diff --git a/packages/wasm-utxo/src/fixed_script_wallet/wallet_scripts/mod.rs b/packages/wasm-utxo/src/fixed_script_wallet/wallet_scripts/mod.rs
index d977b7da5de..4974e4a184f 100644
--- a/packages/wasm-utxo/src/fixed_script_wallet/wallet_scripts/mod.rs
+++ b/packages/wasm-utxo/src/fixed_script_wallet/wallet_scripts/mod.rs
@@ -454,6 +454,7 @@ mod tests {
 
         // Test segwit rejection: try to create P2wsh on a network without segwit support
         let no_segwit_support = OutputScriptSupport {
+            legacy: true,
             segwit: false,
             taproot: false,
             p2mr: false,
@@ -478,6 +479,7 @@ mod tests {
 
         // Test taproot rejection: try to create P2tr on a network without taproot support
         let no_taproot_support = OutputScriptSupport {
+            legacy: true,
             segwit: true,
             taproot: false,
             p2mr: false,
diff --git a/packages/wasm-utxo/src/networks.rs b/packages/wasm-utxo/src/networks.rs
index 9d15d1821b4..3f985f3c114 100644
--- a/packages/wasm-utxo/src/networks.rs
+++ b/packages/wasm-utxo/src/networks.rs
@@ -54,6 +54,12 @@ pub enum Network {
     // https://github.com/zcash/zcash/blob/master/src/chainparams.cpp
     Zcash,
     ZcashTestnet,
+
+    // https://github.com/pearl-research-labs/pearl/blob/v1.1.6/node/chaincfg/params.go
+    // Taproot-only chain (btcd fork), ZK-PoW (Plonky2/STARK), P2TR script-path multisig.
+    // No legacy outputs (no P2PKH/P2SH/P2WPKH/P2WSH). Bech32m only.
+    Pearl,
+    PearlTestnet,
 }
 
 impl Network {
@@ -81,6 +87,8 @@ impl Network {
         Network::LitecoinTestnet,
         Network::Zcash,
         Network::ZcashTestnet,
+        Network::Pearl,
+        Network::PearlTestnet,
     ];
 
     /// Returns the canonical string name of this network
@@ -108,6 +116,8 @@ impl Network {
             Network::LitecoinTestnet => "LitecoinTestnet",
             Network::Zcash => "Zcash",
             Network::ZcashTestnet => "ZcashTestnet",
+            Network::Pearl => "Pearl",
+            Network::PearlTestnet => "PearlTestnet",
         }
     }
 
@@ -144,6 +154,9 @@ impl Network {
             "Zcash" => Some(Network::Zcash),
             "ZcashTestnet" => Some(Network::ZcashTestnet),
 
+            "Pearl" => Some(Network::Pearl),
+            "PearlTestnet" => Some(Network::PearlTestnet),
+
             _ => None,
         }
     }
@@ -203,6 +216,9 @@ impl Network {
             Network::LitecoinTestnet => "litecoinTest",
             Network::Zcash => "zcash",
             Network::ZcashTestnet => "zcashTest",
+            // Pearl is not yet in @bitgo/utxo-lib; names reserved for future wiring.
+            Network::Pearl => "pearl",
+            Network::PearlTestnet => "pearlTest",
         }
     }
 
@@ -231,6 +247,8 @@ impl Network {
             "tltc" => Some(Network::LitecoinTestnet),
             "zec" => Some(Network::Zcash),
             "tzec" => Some(Network::ZcashTestnet),
+            "pearl" => Some(Network::Pearl),
+            "tpearl" => Some(Network::PearlTestnet),
             _ => None,
         }
     }
@@ -260,6 +278,8 @@ impl Network {
             Network::LitecoinTestnet => "tltc",
             Network::Zcash => "zec",
             Network::ZcashTestnet => "tzec",
+            Network::Pearl => "pearl",
+            Network::PearlTestnet => "tpearl",
         }
     }
 
@@ -295,6 +315,9 @@ impl Network {
 
             Network::Zcash => Network::Zcash,
             Network::ZcashTestnet => Network::Zcash,
+
+            Network::Pearl => Network::Pearl,
+            Network::PearlTestnet => Network::Pearl,
         }
     }
 
@@ -430,7 +453,7 @@ mod tests {
     #[test]
     fn test_all_networks() {
         // Verify ALL contains all networks
-        assert_eq!(Network::ALL.len(), 22);
+        assert_eq!(Network::ALL.len(), 24);
 
         // Verify no duplicates
         for (i, network1) in Network::ALL.iter().enumerate() {
diff --git a/packages/wasm-utxo/src/test_utils.rs b/packages/wasm-utxo/src/test_utils.rs
index e5697ee3685..555db03e635 100644
--- a/packages/wasm-utxo/src/test_utils.rs
+++ b/packages/wasm-utxo/src/test_utils.rs
@@ -30,6 +30,8 @@ macro_rules! test_all_networks {
         #[case::litecoin_testnet($crate::Network::LitecoinTestnet)]
         #[case::zcash($crate::Network::Zcash)]
         #[case::zcash_testnet($crate::Network::ZcashTestnet)]
+        #[case::pearl($crate::Network::Pearl)]
+        #[case::pearl_testnet($crate::Network::PearlTestnet)]
         fn $test_name(#[case] $network: $crate::Network) $body
     };
 }
diff --git a/packages/wasm-utxo/src/wasm/psbt.rs b/packages/wasm-utxo/src/wasm/psbt.rs
index 399c148f75e..8e2d3e85270 100644
--- a/packages/wasm-utxo/src/wasm/psbt.rs
+++ b/packages/wasm-utxo/src/wasm/psbt.rs
@@ -1209,7 +1209,7 @@ mod tests {
     #[test]
     fn test_all_networks_macro_is_complete() {
         const _: () = assert!(
-            Network::ALL.len() == 22,
+            Network::ALL.len() == 24,
             "test_all_networks! macro is out of sync with Network::ALL"
         );
     }
diff --git a/packages/wasm-utxo/test/address/compatibility.ts b/packages/wasm-utxo/test/address/compatibility.ts
index f5afcb6943a..07105a1c3d5 100644
--- a/packages/wasm-utxo/test/address/compatibility.ts
+++ b/packages/wasm-utxo/test/address/compatibility.ts
@@ -65,8 +65,10 @@ const segwitGroups: CoinName[][] = [
 
 const taprootGroups: CoinName[][] = [
   ["btc"],
+  ["pearl"],
   ["tbtc", "tbtc4", "tbtcbgsig", "tbtcsig"],
   ["tbtcreg"],
+  ["tpearl"],
 ];
 
 describe("address compatibility", function () {
diff --git a/packages/wasm-utxo/test/fixedScript/fromNetworkFormat.ts b/packages/wasm-utxo/test/fixedScript/fromNetworkFormat.ts
index 45527dc9c78..eb43000b53e 100644
--- a/packages/wasm-utxo/test/fixedScript/fromNetworkFormat.ts
+++ b/packages/wasm-utxo/test/fixedScript/fromNetworkFormat.ts
@@ -110,6 +110,8 @@ describe("BitGoPsbt.fromNetworkFormat", function () {
   describe("half-signed input", function () {
     for (const coinName of coinNames.filter(isSupportedCoin)) {
       it(`${coinName}: user signature preserved`, function () {
+        // fromNetworkFormat only supports P2MS (p2sh/p2shP2wsh/p2wsh); skip taproot-only coins
+        if (!p2msScriptTypes.some((t) => supportsScriptType(coinName, t))) this.skip();
         const rootWalletKeys = getDefaultWalletKeys();
         const { txBytes, unspents } = createSignedP2msPsbt(coinName, 1);
         const reconstructed = fromNetworkFormat(txBytes, coinName, rootWalletKeys, unspents);
@@ -122,6 +124,8 @@ describe("BitGoPsbt.fromNetworkFormat", function () {
   describe("full-signed input", function () {
     for (const coinName of coinNames.filter(isSupportedCoin)) {
       it(`${coinName}: both user and bitgo signatures preserved`, function () {
+        // fromNetworkFormat only supports P2MS (p2sh/p2shP2wsh/p2wsh); skip taproot-only coins
+        if (!p2msScriptTypes.some((t) => supportsScriptType(coinName, t))) this.skip();
         const rootWalletKeys = getDefaultWalletKeys();
         const { txBytes, unspents } = createSignedP2msPsbt(coinName, 2);
         const reconstructed = fromNetworkFormat(txBytes, coinName, rootWalletKeys, unspents);
diff --git a/packages/wasm-utxo/test/fixedScript/parseTransactionWithWalletKeys.ts b/packages/wasm-utxo/test/fixedScript/parseTransactionWithWalletKeys.ts
index ca9cf473a98..39ec0a2d68e 100644
--- a/packages/wasm-utxo/test/fixedScript/parseTransactionWithWalletKeys.ts
+++ b/packages/wasm-utxo/test/fixedScript/parseTransactionWithWalletKeys.ts
@@ -1,6 +1,10 @@
 import assert from "node:assert";
 import { fixedScriptWallet, isWasmUtxoError } from "../../js/index.js";
-import { BitGoPsbt, InputScriptType } from "../../js/fixedScriptWallet/index.js";
+import {
+  BitGoPsbt,
+  InputScriptType,
+  supportsScriptType,
+} from "../../js/fixedScriptWallet/index.js";
 import type { RootWalletKeys } from "../../js/fixedScriptWallet/RootWalletKeys.js";
 import type { ECPair } from "../../js/index.js";
 import {
@@ -148,12 +152,13 @@ describe("parseTransactionWithWalletKeys", function () {
               expectedOpReturn.toString("hex"),
             );
 
-            // Fixtures now have 3 external outputs
+            // Fixtures have 3 external outputs for legacy-supporting coins (other-wallet P2SH + null-wallet P2SH + OP_RETURN),
+            // or 1 external output for taproot-only coins like Pearl (OP_RETURN only)
             assert.ok(internalOutputs.length > 0, "Should have internal outputs (have scriptId)");
             assert.strictEqual(
               externalOutputs.length,
-              3,
-              "Should have 3 external outputs in test fixture",
+              supportsScriptType(networkName, "p2sh") ? 3 : 1,
+              "Should have correct number of external outputs in test fixture",
             );
 
             // Verify all outputs have proper structure
@@ -178,9 +183,12 @@ describe("parseTransactionWithWalletKeys", function () {
               }
             });
 
-            // Verify spend amount (should be > 0 since there are external outputs)
-            // AcidTest uses other wallet (800) + null wallet (700) = 1500
-            assert.strictEqual(parsed.spendAmount, 800n + 700n);
+            // Verify spend amount: AcidTest uses other wallet (800) + null wallet (700) = 1500
+            // Taproot-only coins (e.g. Pearl) have no legacy outputs so spend amount is 0
+            assert.strictEqual(
+              parsed.spendAmount,
+              supportsScriptType(networkName, "p2sh") ? 800n + 700n : 0n,
+            );
 
             // Verify miner fee calculation
             const totalInputValue = parsed.inputs.reduce((sum, i) => sum + i.value, 0n);
@@ -288,22 +296,26 @@ describe("parseTransactionWithWalletKeys", function () {
             // Find outputs that belong to the other wallet keys (scriptId !== null)
             const otherWalletOutputs = parsedOutputs.filter((o) => o.scriptId !== null);
 
-            // Should have exactly one output for the other wallet keys
+            // Legacy-supporting coins have one P2SH output for the other wallet keys;
+            // taproot-only coins (e.g. Pearl) have none
             assert.strictEqual(
               otherWalletOutputs.length,
-              1,
-              "Should have exactly one output belonging to the other wallet keys",
+              supportsScriptType(networkName, "p2sh") ? 1 : 0,
+              "Should have correct number of outputs belonging to the other wallet keys",
             );
 
             // Verify that this output is marked as external (scriptId === null) under regular wallet keys
-            const otherWalletOutputIndex = parsedOutputs.findIndex((o) => o.scriptId !== null);
-            const sameOutputWithRegularKeys = originalParsedOutputs[otherWalletOutputIndex];
+            // (only applicable for legacy-supporting coins that have a P2SH other-wallet output)
+            if (supportsScriptType(networkName, "p2sh")) {
+              const otherWalletOutputIndex = parsedOutputs.findIndex((o) => o.scriptId !== null);
+              const sameOutputWithRegularKeys = originalParsedOutputs[otherWalletOutputIndex];
 
-            assert.strictEqual(
-              sameOutputWithRegularKeys.scriptId,
-              null,
-              "The output belonging to other wallet keys should be marked as external (scriptId === null) when parsed with regular wallet keys",
-            );
+              assert.strictEqual(
+                sameOutputWithRegularKeys.scriptId,
+                null,
+                "The output belonging to other wallet keys should be marked as external (scriptId === null) when parsed with regular wallet keys",
+              );
+            }
           });
         });
       });
diff --git a/packages/wasm-utxo/test/fixtures/address/pearl.json b/packages/wasm-utxo/test/fixtures/address/pearl.json
new file mode 100644
index 00000000000..1052a88458f
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/address/pearl.json
@@ -0,0 +1,12 @@
+[
+  [
+    "p2tr",
+    "5120ca4c6e0c33e27b9897807a300e023b85d5e1ddbde2872bc4fb4966dfdd3fb165",
+    "rprl1pefxxurpnufae39uq0gcquq3msh27rhdau2rjh38mf9ndlhflk9jsk5zncq"
+  ],
+  [
+    "p2tr",
+    "51208e972a76a884de6a67fe7d6c97cd8dca6074fc17f2a64a5b8592f9376dda07b4",
+    "rprl1p36tj5a4gsn0x5el704kf0nvdefs8flqh72ny5ku9jtunwmw6q76qhq6549"
+  ]
+]
diff --git a/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.fullsigned.json b/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.fullsigned.json
new file mode 100644
index 00000000000..fcb9b2cf795
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.fullsigned.json
@@ -0,0 +1,110 @@
+{
+  "walletKeys": [
+    "xprv9s21ZrQH143K45bDYc9c3aEaGiTK9aPtjgtHg6wBdkryBjix1KKXRCszxPcFPejLT9tdLgNe8E8AuQXK2fy8KhNPeLAZsGoX8w9KS2PkacL",
+    "xprv9s21ZrQH143K2eBLSVNk4zhjDzqzqM29aS9cjr4CcoNrKLYwLHtwgTURSk7RPV3cH9zNZQeR1zGw3MEwSjvARSfWEGpxfaBmduhW3TKsH5g",
+    "xprv9s21ZrQH143K39N9shF9hAsTwh1FvQuBk8UVsZVwr4XtpqF7stCu2LH358NLuqkkK6pu1Af7TJHr5FZERQoLLtnC7wkoM9sdFo1HuP7dWuv"
+  ],
+  "psbtBase64": "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",
+  "psbtBase64Finalized": "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",
+  "inputs": [
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 0,
+      "sequence": 4294967294
+    },
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 1,
+      "sequence": 4294967294
+    }
+  ],
+  "psbtInputs": [
+    {
+      "type": "p2tr",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "10000",
+        "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "type": "taprootKeyPathSpend",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "20000",
+        "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    }
+  ],
+  "psbtInputsFinalized": null,
+  "outputs": [
+    {
+      "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d",
+      "value": "900"
+    },
+    {
+      "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c",
+      "value": "1000"
+    },
+    {
+      "script": "6a0f736574656320617374726f6e6f6d79",
+      "value": "0"
+    }
+  ],
+  "psbtOutputs": [
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "2d75dfb538f864d22829e4022e7b4d74f0735c5f5b9336cf0fbdafe19f8dcb12",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "175ff7ba9bc5159d844c806d2b52c507398b0bdc2d37208f8a7633c06eaa1b89",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    },
+    {}
+  ],
+  "extractedTransaction": "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"
+}
diff --git a/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.halfsigned.json b/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.halfsigned.json
new file mode 100644
index 00000000000..a882567fc57
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.halfsigned.json
@@ -0,0 +1,110 @@
+{
+  "walletKeys": [
+    "xprv9s21ZrQH143K45bDYc9c3aEaGiTK9aPtjgtHg6wBdkryBjix1KKXRCszxPcFPejLT9tdLgNe8E8AuQXK2fy8KhNPeLAZsGoX8w9KS2PkacL",
+    "xprv9s21ZrQH143K2eBLSVNk4zhjDzqzqM29aS9cjr4CcoNrKLYwLHtwgTURSk7RPV3cH9zNZQeR1zGw3MEwSjvARSfWEGpxfaBmduhW3TKsH5g",
+    "xprv9s21ZrQH143K39N9shF9hAsTwh1FvQuBk8UVsZVwr4XtpqF7stCu2LH358NLuqkkK6pu1Af7TJHr5FZERQoLLtnC7wkoM9sdFo1HuP7dWuv"
+  ],
+  "psbtBase64": "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",
+  "psbtBase64Finalized": null,
+  "inputs": [
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 0,
+      "sequence": 4294967294
+    },
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 1,
+      "sequence": 4294967294
+    }
+  ],
+  "psbtInputs": [
+    {
+      "type": "p2tr",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "10000",
+        "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "type": "taprootKeyPathSpend",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "20000",
+        "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    }
+  ],
+  "psbtInputsFinalized": null,
+  "outputs": [
+    {
+      "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d",
+      "value": "900"
+    },
+    {
+      "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c",
+      "value": "1000"
+    },
+    {
+      "script": "6a0f736574656320617374726f6e6f6d79",
+      "value": "0"
+    }
+  ],
+  "psbtOutputs": [
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "2d75dfb538f864d22829e4022e7b4d74f0735c5f5b9336cf0fbdafe19f8dcb12",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "175ff7ba9bc5159d844c806d2b52c507398b0bdc2d37208f8a7633c06eaa1b89",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    },
+    {}
+  ],
+  "extractedTransaction": null
+}
diff --git a/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.unsigned.json b/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.unsigned.json
new file mode 100644
index 00000000000..a8fca96a8d5
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/fixed-script/psbt-lite.pearl.unsigned.json
@@ -0,0 +1,110 @@
+{
+  "walletKeys": [
+    "xprv9s21ZrQH143K45bDYc9c3aEaGiTK9aPtjgtHg6wBdkryBjix1KKXRCszxPcFPejLT9tdLgNe8E8AuQXK2fy8KhNPeLAZsGoX8w9KS2PkacL",
+    "xprv9s21ZrQH143K2eBLSVNk4zhjDzqzqM29aS9cjr4CcoNrKLYwLHtwgTURSk7RPV3cH9zNZQeR1zGw3MEwSjvARSfWEGpxfaBmduhW3TKsH5g",
+    "xprv9s21ZrQH143K39N9shF9hAsTwh1FvQuBk8UVsZVwr4XtpqF7stCu2LH358NLuqkkK6pu1Af7TJHr5FZERQoLLtnC7wkoM9sdFo1HuP7dWuv"
+  ],
+  "psbtBase64": "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",
+  "psbtBase64Finalized": null,
+  "inputs": [
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 0,
+      "sequence": 4294967294
+    },
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 1,
+      "sequence": 4294967294
+    }
+  ],
+  "psbtInputs": [
+    {
+      "type": "p2tr",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "10000",
+        "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "type": "taprootKeyPathSpend",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "20000",
+        "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    }
+  ],
+  "psbtInputsFinalized": null,
+  "outputs": [
+    {
+      "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d",
+      "value": "900"
+    },
+    {
+      "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c",
+      "value": "1000"
+    },
+    {
+      "script": "6a0f736574656320617374726f6e6f6d79",
+      "value": "0"
+    }
+  ],
+  "psbtOutputs": [
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "2d75dfb538f864d22829e4022e7b4d74f0735c5f5b9336cf0fbdafe19f8dcb12",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "175ff7ba9bc5159d844c806d2b52c507398b0bdc2d37208f8a7633c06eaa1b89",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    },
+    {}
+  ],
+  "extractedTransaction": null
+}
diff --git a/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.fullsigned.json b/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.fullsigned.json
new file mode 100644
index 00000000000..028c5682a49
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.fullsigned.json
@@ -0,0 +1,110 @@
+{
+  "walletKeys": [
+    "xprv9s21ZrQH143K45bDYc9c3aEaGiTK9aPtjgtHg6wBdkryBjix1KKXRCszxPcFPejLT9tdLgNe8E8AuQXK2fy8KhNPeLAZsGoX8w9KS2PkacL",
+    "xprv9s21ZrQH143K2eBLSVNk4zhjDzqzqM29aS9cjr4CcoNrKLYwLHtwgTURSk7RPV3cH9zNZQeR1zGw3MEwSjvARSfWEGpxfaBmduhW3TKsH5g",
+    "xprv9s21ZrQH143K39N9shF9hAsTwh1FvQuBk8UVsZVwr4XtpqF7stCu2LH358NLuqkkK6pu1Af7TJHr5FZERQoLLtnC7wkoM9sdFo1HuP7dWuv"
+  ],
+  "psbtBase64": "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",
+  "psbtBase64Finalized": "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",
+  "inputs": [
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 0,
+      "sequence": 4294967294
+    },
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 1,
+      "sequence": 4294967294
+    }
+  ],
+  "psbtInputs": [
+    {
+      "type": "p2tr",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "10000",
+        "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "type": "taprootKeyPathSpend",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "20000",
+        "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    }
+  ],
+  "psbtInputsFinalized": null,
+  "outputs": [
+    {
+      "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d",
+      "value": "900"
+    },
+    {
+      "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c",
+      "value": "1000"
+    },
+    {
+      "script": "6a0f736574656320617374726f6e6f6d79",
+      "value": "0"
+    }
+  ],
+  "psbtOutputs": [
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "2d75dfb538f864d22829e4022e7b4d74f0735c5f5b9336cf0fbdafe19f8dcb12",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "175ff7ba9bc5159d844c806d2b52c507398b0bdc2d37208f8a7633c06eaa1b89",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    },
+    {}
+  ],
+  "extractedTransaction": "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"
+}
diff --git a/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.halfsigned.json b/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.halfsigned.json
new file mode 100644
index 00000000000..150ca9cd601
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.halfsigned.json
@@ -0,0 +1,110 @@
+{
+  "walletKeys": [
+    "xprv9s21ZrQH143K45bDYc9c3aEaGiTK9aPtjgtHg6wBdkryBjix1KKXRCszxPcFPejLT9tdLgNe8E8AuQXK2fy8KhNPeLAZsGoX8w9KS2PkacL",
+    "xprv9s21ZrQH143K2eBLSVNk4zhjDzqzqM29aS9cjr4CcoNrKLYwLHtwgTURSk7RPV3cH9zNZQeR1zGw3MEwSjvARSfWEGpxfaBmduhW3TKsH5g",
+    "xprv9s21ZrQH143K39N9shF9hAsTwh1FvQuBk8UVsZVwr4XtpqF7stCu2LH358NLuqkkK6pu1Af7TJHr5FZERQoLLtnC7wkoM9sdFo1HuP7dWuv"
+  ],
+  "psbtBase64": "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",
+  "psbtBase64Finalized": null,
+  "inputs": [
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 0,
+      "sequence": 4294967294
+    },
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 1,
+      "sequence": 4294967294
+    }
+  ],
+  "psbtInputs": [
+    {
+      "type": "p2tr",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "10000",
+        "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "type": "taprootKeyPathSpend",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "20000",
+        "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    }
+  ],
+  "psbtInputsFinalized": null,
+  "outputs": [
+    {
+      "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d",
+      "value": "900"
+    },
+    {
+      "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c",
+      "value": "1000"
+    },
+    {
+      "script": "6a0f736574656320617374726f6e6f6d79",
+      "value": "0"
+    }
+  ],
+  "psbtOutputs": [
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "2d75dfb538f864d22829e4022e7b4d74f0735c5f5b9336cf0fbdafe19f8dcb12",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "175ff7ba9bc5159d844c806d2b52c507398b0bdc2d37208f8a7633c06eaa1b89",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    },
+    {}
+  ],
+  "extractedTransaction": null
+}
diff --git a/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.unsigned.json b/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.unsigned.json
new file mode 100644
index 00000000000..a8fca96a8d5
--- /dev/null
+++ b/packages/wasm-utxo/test/fixtures/fixed-script/psbt.pearl.unsigned.json
@@ -0,0 +1,110 @@
+{
+  "walletKeys": [
+    "xprv9s21ZrQH143K45bDYc9c3aEaGiTK9aPtjgtHg6wBdkryBjix1KKXRCszxPcFPejLT9tdLgNe8E8AuQXK2fy8KhNPeLAZsGoX8w9KS2PkacL",
+    "xprv9s21ZrQH143K2eBLSVNk4zhjDzqzqM29aS9cjr4CcoNrKLYwLHtwgTURSk7RPV3cH9zNZQeR1zGw3MEwSjvARSfWEGpxfaBmduhW3TKsH5g",
+    "xprv9s21ZrQH143K39N9shF9hAsTwh1FvQuBk8UVsZVwr4XtpqF7stCu2LH358NLuqkkK6pu1Af7TJHr5FZERQoLLtnC7wkoM9sdFo1HuP7dWuv"
+  ],
+  "psbtBase64": "cHNidP8BAMwCAAAAAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD+////AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAP7///8DhAMAAAAAAAAiUSCQGS9LN6PHJGj+CCF89kJ3SL5eK5E8siKwV+CpPwKinegDAAAAAAAAIlEgj/KFJBptqtHlbNh8o+drEF0skxYxlBCYwHMjqD+jnpwAAAAAAAAAABFqD3NldGVjIGFzdHJvbm9teQAAAABPAQSIsh4AAAAAAAAAAAA6ki4p8MjrDbKmBITL3LYx9rEHycquP/3PPn0uwfa80AMSFIcV82HatoWmadQkMeXW0/lzQE2rnJ/RuVCyea12NATMGK4ITwEEiLIeAAAAAAAAAAAAywT9Y6s02Q/mRmuIDioCzPioYzdDEpka+JEbGqq0QzQDNu8ij/6bjv/7oFLDLTNGYN0fg2bPj+RK5apnK2tikJUE8u8DiU8BBIiyHgAAAAAAAAAAAG0dZW093ZHBlMBFZaNgNwKiEBbO0UomXziYLWJ15ntkA9O6wjE6fGshy7EbFLDRA0H5IsCkA6i9jIfw3IIPNa9uBPZc2GkAAQErECcAAAAAAAAiUSCQGS9LN6PHJGj+CCF89kJ3SL5eK5E8siKwV+CpPwKinQEDBAAAAABCFcE/31BtCALEU2w7YZIv1OTh6NSke8OajNcdgdVA1JnF9UBpfWosTBLSz9fIoeUXubfh02PhiEyRblx+V0eErdtNRSD+6739XKYF7ydZljE8mu5X/4uRjgVK5BjvbSp+01ybc60gx/UuhgD+hk2S4GcKlBwotyjVQgmtliqK2Bm3KN1aLRGswCEWx/UuhgD+hk2S4GcKlBwotyjVQgmtliqK2Bm3KN1aLRE1Af7OjyrqbZPHQHJ0VZZKn1BLHCqum3eYl+kjZrth9EQ59lzYaQAAAAAAAAAAHgAAAAAAAAAhFv7rvf1cpgXvJ1mWMTya7lf/i5GOBUrkGO9tKn7TXJtzNQH+zo8q6m2Tx0BydFWWSp9QSxwqrpt3mJfpI2a7YfREOfLvA4kAAAAAAAAAAB4AAAAAAAAAAAEBKyBOAAAAAAAAIlEgj/KFJBptqtHlbNh8o+drEF0skxYxlBCYwHMjqD+jnpwBAwQAAAAAIRZJSWOqphYb/8tTrNvMg7hL/ssaLkH0FP2nSh7xC9mQ0BUA8u8DiQAAAAAAAAAAKAAAAAEAAAAhFrgULji09YAodW14m4LMn3I5H4LI2OBQB5LKy4293puyFQD2XNhpAAAAAAAAAAAoAAAAAQAAAAEXIA0FIMmepEEhl9KZ2fupJSjFwhVZ74GnHqTZYFbJQFCfARggZmXdkgeDbL3YnBYkcnINyOgeBhWj8DE/bJoG816jH11I/AVCSVRHTwGP8oUkGm2q0eVs2Hyj52sQXSyTFjGUEJjAcyOoP6OenA0FIMmepEEhl9KZ2fupJSjFwhVZ74GnHqTZYFbJQFCfQgNJSWOqphYb/8tTrNvMg7hL/ssaLkH0FP2nSh7xC9mQ0AO4FC44tPWAKHVteJuCzJ9yOR+CyNjgUAeSysuNvd6bsgABBSA/31BtCALEU2w7YZIv1OTh6NSke8OajNcdgdVA1JnF9QEG1QLARCD+6739XKYF7ydZljE8mu5X/4uRjgVK5BjvbSp+01ybc60gLXXftTj4ZNIoKeQCLntNdPBzXF9bkzbPD72v4Z+NyxKsAsBEIC1137U4+GTSKCnkAi57TXTwc1xfW5M2zw+9r+GfjcsSrSDH9S6GAP6GTZLgZwqUHCi3KNVCCa2WKorYGbco3VotEawBwEQg/uu9/VymBe8nWZYxPJruV/+LkY4FSuQY720qftNcm3OtIMf1LoYA/oZNkuBnCpQcKLco1UIJrZYqitgZtyjdWi0RrCEHLXXftTj4ZNIoKeQCLntNdPBzXF9bkzbPD72v4Z+NyxJVAizOvxOseWf9r+xTFBazZzkbrQCHAto43VMHjF3/ecFbaeaZVL/aEfGxUqpDsjXON4xhlMaTy0s1oP8Ge/M0w2LMGK4IAAAAAAAAAAAeAAAAAAAAACEHx/UuhgD+hk2S4GcKlBwotyjVQgmtliqK2Bm3KN1aLRFVAv7OjyrqbZPHQHJ0VZZKn1BLHCqum3eYl+kjZrth9EQ5aeaZVL/aEfGxUqpDsjXON4xhlMaTy0s1oP8Ge/M0w2L2XNhpAAAAAAAAAAAeAAAAAAAAACEH/uu9/VymBe8nWZYxPJruV/+LkY4FSuQY720qftNcm3NVAv7OjyrqbZPHQHJ0VZZKn1BLHCqum3eYl+kjZrth9EQ5LM6/E6x5Z/2v7FMUFrNnORutAIcC2jjdUweMXf95wVvy7wOJAAAAAAAAAAAeAAAAAAAAAAABBSANBSDJnqRBIZfSmdn7qSUoxcIVWe+Bpx6k2WBWyUBQnwEGjgHARCBJSWOqphYb/8tTrNvMg7hL/ssaLkH0FP2nSh7xC9mQ0K0gF1/3upvFFZ2ETIBtK1LFBzmLC9wtNyCPinYzwG6qG4msAcBEIBdf97qbxRWdhEyAbStSxQc5iwvcLTcgj4p2M8BuqhuJrSC4FC44tPWAKHVteJuCzJ9yOR+CyNjgUAeSysuNvd6bsqwhBxdf97qbxRWdhEyAbStSxQc5iwvcLTcgj4p2M8BuqhuJVQKKaWQgdgw1ZGyaJ8u9uLe09GkpitLb0z5WPyl90NOfn+Z8DIByrMsENUwe1OcjDkx+E3Dn6ZpCVd2T9lTje1dYzBiuCAAAAAAAAAAAKAAAAAEAAAAhB0lJY6qmFhv/y1Os28yDuEv+yxouQfQU/adKHvEL2ZDQNQGKaWQgdgw1ZGyaJ8u9uLe09GkpitLb0z5WPyl90NOfn/LvA4kAAAAAAAAAACgAAAABAAAAIQe4FC44tPWAKHVteJuCzJ9yOR+CyNjgUAeSysuNvd6bsjUB5nwMgHKsywQ1TB7U5yMOTH4TcOfpmkJV3ZP2VON7V1j2XNhpAAAAAAAAAAAoAAAAAQAAAAAA",
+  "psbtBase64Finalized": null,
+  "inputs": [
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 0,
+      "sequence": 4294967294
+    },
+    {
+      "hash": "0000000000000000000000000000000000000000000000000000000000000000",
+      "index": 1,
+      "sequence": 4294967294
+    }
+  ],
+  "psbtInputs": [
+    {
+      "type": "p2tr",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "10000",
+        "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "type": "taprootKeyPathSpend",
+      "sighashType": 0,
+      "witnessUtxo": {
+        "value": "20000",
+        "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c"
+      },
+      "tapBip32Derivation": [
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    }
+  ],
+  "psbtInputsFinalized": null,
+  "outputs": [
+    {
+      "script": "512090192f4b37a3c72468fe08217cf6427748be5e2b913cb222b057e0a93f02a29d",
+      "value": "900"
+    },
+    {
+      "script": "51208ff285241a6daad1e56cd87ca3e76b105d2c931631941098c07323a83fa39e9c",
+      "value": "1000"
+    },
+    {
+      "script": "6a0f736574656320617374726f6e6f6d79",
+      "value": "0"
+    }
+  ],
+  "psbtOutputs": [
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "2d75dfb538f864d22829e4022e7b4d74f0735c5f5b9336cf0fbdafe19f8dcb12",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "c7f52e8600fe864d92e0670a941c28b728d54209ad962a8ad819b728dd5a2d11",
+          "path": "0/0/30/0"
+        },
+        {
+          "pubkey": "feebbdfd5ca605ef275996313c9aee57ff8b918e054ae418ef6d2a7ed35c9b73",
+          "path": "0/0/30/0"
+        }
+      ]
+    },
+    {
+      "tapBip32Derivation": [
+        {
+          "pubkey": "175ff7ba9bc5159d844c806d2b52c507398b0bdc2d37208f8a7633c06eaa1b89",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "494963aaa6161bffcb53acdbcc83b84bfecb1a2e41f414fda74a1ef10bd990d0",
+          "path": "0/0/40/1"
+        },
+        {
+          "pubkey": "b8142e38b4f58028756d789b82cc9f72391f82c8d8e0500792cacb8dbdde9bb2",
+          "path": "0/0/40/1"
+        }
+      ]
+    },
+    {}
+  ],
+  "extractedTransaction": null
+}
diff --git a/packages/webui/src/wasm-utxo/addresses/index.ts b/packages/webui/src/wasm-utxo/addresses/index.ts
index 2ffd936fcb4..c852fca9f3f 100644
--- a/packages/webui/src/wasm-utxo/addresses/index.ts
+++ b/packages/webui/src/wasm-utxo/addresses/index.ts
@@ -36,6 +36,8 @@ const ALL_COINS: CoinName[] = [
   "tltc",
   "zec",
   "tzec",
+  "pearl",
+  "tpearl",
 ];
 
 // Coins that support cashaddr format
@@ -65,6 +67,8 @@ const COIN_NAMES: Record<CoinName, string> = {
   tltc: "Litecoin Testnet",
   zec: "Zcash",
   tzec: "Zcash Testnet",
+  pearl: "Pearl",
+  tpearl: "Pearl Testnet",
 };
 
 interface ConversionResult {
diff --git a/packages/webui/src/wasm-utxo/parser/index.ts b/packages/webui/src/wasm-utxo/parser/index.ts
index 51bf891c014..00727cba7f2 100644
--- a/packages/webui/src/wasm-utxo/parser/index.ts
+++ b/packages/webui/src/wasm-utxo/parser/index.ts
@@ -53,6 +53,8 @@ const networkLabels: Record<CoinName, string> = {
   tdoge: "Dogecoin Testnet",
   zec: "Zcash",
   tzec: "Zcash Testnet",
+  pearl: "Pearl",
+  tpearl: "Pearl Testnet",
 };
 
 /**