Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[Unreleased]

0.5.8 - 2026-03-19

Other

• Use maintained version of fxhash (#182)

0.5.7 - 2026-03-17

Fixed

• Handle exactly-sized buffers in compress_into/decompress_into (#165)

Other

• no more duplicate candidate generation (#181)
• (deps) lock file maintenance (#180)
• (deps) update swatinem/rust-cache digest to e18b497 (#179)
• (deps) lock file maintenance (#178)
• (deps) lock file maintenance (#176)
• Remove codspeed walltime benchmark (#177)
• Add more micro benchmarks (#171)
• (deps) update marcoieni/release-plz-action digest to 1528104 (#170)
• (deps) update codspeedhq/action digest to 281164b (#169)
• (deps) update actions/upload-artifact action to v7 (#167)
• (deps) lock file maintenance (#168)
• (deps) update actions/upload-artifact action to v6 (#160)
• (deps) lock file maintenance (#164)
• (deps) update swatinem/rust-cache digest to 779680d (#157)
• (deps) update actions/checkout digest to de0fac2 (#158)
• (deps) update codspeedhq/action digest to 2ac5728 (#162)
• (deps) update marcoieni/release-plz-action digest to f708778 (#166)
• (deps) update marcoieni/release-plz-action digest to 52440b5 (#156)
• (deps) lock file maintenance (#161)
• (deps) lock file maintenance (#159)
• (deps) update actions/checkout action to v6 (#154)
• (deps) lock file maintenance (#155)
• (deps) update codspeedhq/action digest to 346a2d8 (#152)
• (deps) update actions/checkout digest to 93cb6ef (#151)

0.5.6 - 2025-11-11

Other

• (deps) update codspeedhq/action digest to 6a8e2b8 (#147)
• Bump MSRV to 1.86 (and codspeed) (#149)
• (deps) lock file maintenance (#146)
• Reuse binary heap during training (#144)
• (deps) lock file maintenance (#141)
• (deps) update actions/upload-artifact action to v5 (#139)
• (deps) update codspeedhq/action digest to 4348f63 (#138)

0.5.5 - 2025-10-22

Other

• Add Hash/Eq to FSST symbol (#137)
• (deps) update codspeedhq/action digest to c6574d0 (#135)
• (deps) update codspeedhq/action digest to 7a5b8b0 (#132)
• (deps) update marcoieni/release-plz-action digest to d529f73 (#133)

0.5.4 - 2025-10-06

Other

• Expose internal bytes of Symbol (#131)
• (deps) update rust crate criterion to v4 (#129)
• (deps) update codspeedhq/action digest to 3959e9e (#130)
• (deps) pin dependencies (#116)
• (deps) update codspeedhq/action action to v4 (#124)
• (deps) lock file maintenance (#127)
• (deps) lock file maintenance (#126)
• (deps) lock file maintenance (#125)
• (deps) lock file maintenance (#122)
• (deps) lock file maintenance (#121)
• (deps) update actions/checkout action to v5 (#119)
• (deps) lock file maintenance (#118)
• (deps) lock file maintenance (#117)
• (deps) update rust crate criterion to v3.0.5 (#115)
• (deps) lock file maintenance (#114)
• (deps) update rust crate criterion to v3.0.4 (#113)
• (deps) lock file maintenance (#112)
• (deps) lock file maintenance (#111)
• (deps) update rust crate criterion to v3.0.3 (#110)
• (deps) lock file maintenance (#109)
• (deps) update rust crate criterion to v3.0.2 (#108)
• (deps) update rust crate criterion to v3 (#105)

0.5.3 - 2025-06-17

Other

• move to Rust 1.85.0 stable toolchain (#101)
• (deps) lock file maintenance (#100)
• (deps) lock file maintenance (#99)
• (deps) update rust crate curl to v0.4.48 (#98)
• (deps) lock file maintenance (#97)
• (deps) lock file maintenance (#96)
• (deps) lock file maintenance (#93)
• (deps) update rust crate criterion to v2.10.1 (#94)
• (deps) update rust crate criterion to v2.10.0 (#92)
• (deps) lock file maintenance (#91)
• (deps) update mozilla-actions/sccache-action action to v0.0.9 (#89)

0.5.2 - 2025-03-17

Added

• add rebuild from existing function (#84)

0.5.1 - 2025-03-12

Other

• Decompress in 8-byte blocks (#82)
• (deps) lock file maintenance (#83)
• Assert enough room in decoded buffer (#79)
• (deps) update rust crate criterion to v2.9.1 (#80)
• (deps) update mozilla-actions/sccache-action action to v0.0.8 (#78)
• (deps) lock file maintenance (#77)
• Add codspeed (#76)

0.5.0 - 2025-01-31

Added

• allow specifying exact size of decompress buffer (#70)

0.4.4 - 2024-12-30

Added

• add dbtext decompression benchmark (#44)

Other

• Decode into an uninitialized byte slice (#63)
• (deps) lock file maintenance (#62)
• (deps) lock file maintenance (#60)
• (deps) lock file maintenance (#59)
• (deps) update mozilla-actions/sccache-action action to v0.0.7 (#58)
• (deps) lock file maintenance (#57)
• (deps) lock file maintenance (#56)
• (deps) lock file maintenance (#55)
• (deps) lock file maintenance (#54)
• (deps) lock file maintenance (#53)
• (deps) lock file maintenance (#50)
• (deps) lock file maintenance (#49)
• (deps) lock file maintenance (#47)
• (deps) lock file maintenance (#46)

0.4.3 - 2024-10-03

Added

• 35% faster decompression with less boundary check (#41)

Other

• (deps) update rust crate curl to v0.4.47 (#40)
• (deps) update mozilla-actions/sccache-action action to v0.0.6 (#38)

0.4.2 - 2024-09-17

Fixed

• search for first non-empty chunk (#35)
• docs first3 (#33)

Other

• Assertion should allow empty compression (#36)

0.4.1 - 2024-09-12

Other

• Use wrapping operations in fsst_hash (#31)

0.4.0 - 2024-09-03

Fixed

• hash_table_sizing, inline hints, lint rule (#29)

0.3.0 - 2024-09-03

Added

• port in more from the C++ code (#24)

Other

• centering (#26)

0.2.3 - 2024-08-22

Added

• reuse and clear instead of allocate, 2x speedup (#22)

0.2.2 - 2024-08-21

Other

• implement second bitmap, ~2x speedup for train (#21)
• remove spurious check (#18)

0.2.1 - 2024-08-20

Added

• make Compressor::train 2x faster with bitmap index (#16)

0.2.0 - 2024-08-20

Other

• tput improvements (#13)

0.1.0 - 2024-08-16

Added

• separate Compressor and Decompressor (#11)

Other

• add badges (#10)
• release v0.0.1 (#8)

0.0.1 - 2024-08-15

Fixed

• fix doc link

Other

• turn on release-plz
• add fuzzer, fix bug (#7)
• logo (#6)
• bugfix, comment fix, force compile fails for big-endian (#5)
• Configure Renovate (#1)
• Get compress performance to match paper algorithm 4 (#3)
• docs
• cleanup
• words
• README
• disable release action for now
• deny(missing_docs), 512 -> 511
• add toolchain
• add actions files
• implementation v0
• initial impl
• Initial commit