Open source for data and AI

gym license, foundation and stars

ML frameworks · Custom or mixed (see the LICENSE file) (source-available) · backed by OpenAI · 37,237 stars · archived

GitHubUnverified

A toolkit for developing and comparing reinforcement learning algorithms.

License history

LICENSE file

Custom or mixed (see the LICENSE file) No license change recorded since the repository was created in 2016.

Latest release

No GitHub releases published; the project releases elsewhere (tags or its own site).

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About and history
Repository
openai/gym · created Apr 27, 2016
Website
gymlibrary.dev
Language
Python
Foundation
None; run by OpenAI
Company
OpenAI · on Companies · on Acquisitions · on awards · on blogs · on Attested · on Downtime · on Mainstage · on Leaders · on Arena · on papers · on Allied · on Paydays · on predictions · on Metered · on quotes · on Releases · on Nines · on TechConf · on Titlewave · on training · on Hotlist
GitHub detects
NOASSERTION (a custom or multi-license file; the license above is read from the file itself)
Stars per week
From the second weekly snapshot

Weekly snapshots

Week ofStars
Oct 19, 202637,237

Changes

TrackedOct 21, 2026

Added: openai/gym