PyPI
ImageIO
Read and write images and video across all major formats. Supports scientific and volumetric data.
animated-gifdicomimageiopythonscientific-formatsvideowebcam-capture
github.com/imageio/imageioBSD-2-ClauseImageIO contributors10.2M / week1.7k · 371 forks · 136 contributors
Release cadenceEvery 2 months
Last releaseOct 8, 2026
Open advisories0
Changelog quality98% curated
GitHub Releases + CHANGELOG, gaps for some releases
Release history SecurityYou're on
85 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionImageIO 1 → 21.6 → 2.38.1Oct 8, 2026 BreakingBreaking4Security1Platform6New53Changed31Fixed111Other97ImageIO 0.5 → 10.5.1 → 1.6Sep 19, 2016 UnknownImageIO 0.4 → 0.50.4.1 → 0.5.1Jun 23, 2014 UnknownNew2Fixed1ImageIO 0.3 → 0.40.3.2 → 0.4.1Oct 26, 2013 Review neededNew2Changed2Fixed2Other3ImageIO 0.2 → 0.30.2.3 → 0.3.2Mar 15, 2013 Unknown
VersionChannelDateChangesSecurity
2.38.1 StableOct 8, 2026Platform1Changed1Fixed12.38.0 StableSep 28, 2026New1Changed1Fixed3Other22.37.4 youStableJul 20, 2026Changed9Fixed1Other32.37.3 StableMar 9, 2026Security1Changed12.37.2 StableNov 4, 2025Breaking1New1Fixed32.37.0 StableJan 20, 2025New1Fixed22.36.1 StableNov 28, 2024Fixed12.36.0 StableOct 14, 2024Platform1Fixed12.35.1 StableAug 19, 2024Fixed12.35.0 StableAug 13, 2024New1Fixed12.34.2 StableJun 24, 2024Fixed1Other32.34.1 StableApr 22, 2024Fixed1Other22.34.0 StableFeb 12, 2024New12.33.1 StableDec 11, 2023Fixed1Other12.33.0 StableNov 20, 2023New1Fixed22.32.0 StableNov 6, 2023New12.31.6 StableOct 23, 2023Fixed12.31.5 StableOct 2, 2023Fixed12.31.4 StableSep 25, 2023Fixed12.31.3 StableSep 4, 2023Platform1Fixed1Other1