PyPI
soupsieve
A modern CSS selector implementation for Beautiful Soup.
beautifulsoupcsscss-selectorcss4htmlhtml5pythonsoup-sieve
Release cadenceEvery 2 weeks
Last releaseOct 22, 2026
Open advisories0
Changelog quality73% curated
GitHub Releases, gaps for some releases
Release history SecurityYou're on
45 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionsoupsieve 2 → 32.10 → 3.0.4Oct 22, 2026 BreakingBreaking2Platform2New1Changed2Fixed13soupsieve 1 → 21.9.6 → 2.10Sep 24, 2026 BreakingBreaking1Security2Platform10New8Changed8Fixed26Other2soupsieve 0.6 → 10.6 → 1.9.6May 16, 2020 BreakingBreaking1Changed1Fixed30soupsieve 0.5 → 0.60.5.3 → 0.6Dec 12, 2018 Unknownsoupsieve 0.4 → 0.50.4 → 0.5.3Dec 11, 2018 UnknownFixed7
VersionChannelDateChangesSecurity
3.0.4 StableOct 22, 2026Fixed93.0.3 StableOct 12, 2026Fixed23.0.2 StableOct 12, 2026Platform13.0.1 YankedOct 10, 2026Fixed13.0 YankedOct 10, 2026Breaking2Platform1New1Changed2Fixed12.10 youStableSep 24, 2026Breaking1Platform1New2Changed2Fixed32.9.2 StableAug 7, 2026Fixed32.9.1 StableJul 21, 2026Fixed12.9 StableJul 19, 2026Platform1Changed1Fixed32.8.4 StableMay 24, 2026Security2Fixed2Fix2.8.3 StableJan 20, 2026Fixed12.8.2 StableJan 18, 2026Fixed32.8.1 StableDec 18, 2025Fixed12.8 StableAug 27, 2025Platform2Other12.7 StableApr 20, 2025New3Changed1Fixed12.6 StableAug 13, 2024Platform1New1Fixed12.5 StableSep 2, 2023Platform22.4.1 StableApr 16, 2023Fixed12.4 StableFeb 14, 2023Platform2Changed22.3.2.post1 StableApr 14, 2022Other1