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chardet

Universal character encoding detector

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chardetcharsetdetectionencodingunicode
github.com/chardet/chardet0BSDIan Cordasco39.1M / week2.7k · 314 forks · 65 contributors
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Compares against 7.7.0 (latest stable)
Latest Stable7.7.0Oct 18, 2026
Latest RC7.0.0rc4Mar 2, 2026
Release cadenceEvery 6 days
Last releaseOct 18, 2026
Open advisories0
Changelog quality100% curated
GitHub Releases
Release history SecurityYou're on
5.x7.x
STABLE · RCPRE-RELEASE2024AprJulOct2025AprJulOct2026AprJulOct

15 older or filtered releases not shown.

Upgrade guides

Breaking changes and a migration checklist for each major version
chardet 6 → 76.0.0.post1 → 7.7.0Oct 18, 2026 UnknownSecurity1Deprecated3New4Changed13Fixed27Other4chardet 5 → 65.2.0 → 6.0.0.post1Feb 22, 2026 Unknownchardet 4 → 54.0.0 → 5.2.0Aug 1, 2023 Review neededNew11Changed5Fixed4Other4chardet 3 → 43.0.4 → 4.0.0Dec 10, 2020 BreakingPlatform4New3Changed2Fixed3Other20chardet 2 → 32.3.0 → 3.0.4Jun 8, 2017 BreakingBreaking1Platform1New5Changed5Fixed7Other6chardet 1 → 21.1 → 2.3.0Oct 7, 2014 Unknown
VersionChannelDateChangesSecurity
7.7.0 StableOct 18, 2026Security1Deprecated1New2Changed2Fixed11Other17.6.0 youStableAug 14, 2026New1Changed8Fixed8Other17.5.1 StableAug 6, 2026Fixed37.5.0 StableAug 6, 2026Deprecated2Changed3Fixed3Other17.4.3 StableApr 13, 2026Fixed17.4.2 StableApr 13, 2026New1Fixed1Other17.4.1 StableApr 7, 2026No changes listed7.4.0.post2 StableMar 29, 2026No changes listed7.4.0.post1 StableMar 26, 2026No changes listed7.3.0 StableMar 24, 2026No changes listed7.2.0 StableMar 18, 2026No changes listed7.1.0 StableMar 11, 2026No changes listed7.0.1 StableMar 4, 2026No changes listed7.0.0 StableMar 4, 2026No changes listed7.0.0rc4 RCMar 2, 2026No changes listed6.0.0.post1 StableFeb 22, 2026No changes listed6.0.0 StableFeb 22, 2026No changes listed5.2.0 StableAug 1, 2023New15.1.0 StableDec 1, 2022New6Fixed3Other35.0.0 StableJun 25, 2022New4Changed5Fixed1Other1