Issues

• json: is_utf8 trails simdutf 9.3.3 on the Neoverse N2

  c4milo/stdx#25 · Filter by author c4milo opened on Nov 10, 2026

• base64: 60-octet texts trail Rust's base64 crate

  c4milo/stdx#24 · Filter by author c4milo opened on Nov 9, 2026

• perf: leads from pepegrillo's seven hardware patterns, per codec

  c4milo/stdx#23 · Filter by author c4milo opened on Nov 8, 2026

• codec: std.Io adapters for the decoders and the encoders, for colibri's middleware

  c4milo/stdx#21 · Filter by author c4milo opened on Oct 26, 2026
  1

• deflate: the decoder trails libdeflate over 16 KiB slices on the hosted x86-64 runners

  c4milo/stdx#18 · Filter by author c4milo opened on Oct 12, 2026

• json: rows still below simdjson or yyjson on the hosted x86-64 runners

  c4milo/stdx#17 · Filter by author c4milo opened on Oct 11, 2026
  2

• json: scan_utf8.valid keeps the UTF-8 machine's state in memory over its last octets

  c4milo/stdx#14 · Filter by author c4milo opened on Sep 29, 2026

• deflate: decode, then encode, faster than libdeflate on the hosted runners

  c4milo/stdx#13 · Filter by author c4milo opened on Sep 28, 2026
  6

• checksum: short inputs lose to libdeflate by the fixed cost of a call

  c4milo/stdx#10 · Filter by author c4milo opened on Sep 26, 2026

• Step 15: the published benchmark

  c4milo/stdx#9 · Filter by author c4milo opened on Sep 25, 2026

• Step 13: the Zstandard encoder, levels 1 and 3

  c4milo/stdx#7 · Filter by author c4milo opened on Sep 25, 2026

• Step 14: the brotli encoder, levels 1 and 5

  c4milo/stdx#8 · Filter by author c4milo opened on Sep 25, 2026