GitHub releases
GitHub changelog, platform updates, and Copilot coding-assistant releases. New features, breaking changes, security advisories and deprecations - each summarised in plain English and updated continuously.
Tracking 72 GitHub releases · Updated
- GitHub Changelog aideprecationengineer ·
GitHub Copilot deprecates Opus 4.6 (fast) model
GitHub Copilot will deprecate the Opus 4.6 (fast) model across all its experiences on June 29th, 2026. Users should migrate to the Opus 4.8 (fast) model to avoid disruption. Administrators may need to enable the new model in Copilot settings.
deprecation - GitHub Changelog aideprecationengineer ·
GitHub Models unavailable to new customers as retirement nears
GitHub Models is being retired, and new customers can no longer access it, even on free or paid plans. Existing users are unaffected for now, but the service will eventually be fully retired. Azure AI Foundry is recommended as an alternative for new projects needing AI model access.
deprecation announcement - GitHub Changelog infra ·
GitHub Actions enforces minimum self-hosted runner versions starting July/September 2026
GitHub Actions is resuming enforcement of minimum version requirements for self-hosted runners on github.com and GitHub Enterprise Cloud. This change is necessary to support the new backend architecture that has increased reliability and performance. Users must ensure runners are on version 2.329.0 or later for registration and updated within 30 days of new releases to continue executing jobs. Enforcement begins with brownouts in July/August 2026, with full enforcement on July 31, 2026, for Data Residency instances and September 25, 2026, for others.
breaking announcement - GitHub Changelog governanceinfragaengineer ·
GitHub Enterprise Server 3.21 Released
GitHub Enterprise Server 3.21 is now generally available, bringing enhancements to deployment efficiency, monitoring, code security, and policy management. Key updates include the general availability of organization custom properties and hierarchy view for GitHub Projects, alongside a new REST API version with breaking changes. These updates benefit enterprise administrators and developers by improving metadata tagging, project visualization, and workflow management.
feature patch breaking - GitHub Changelog infraengineer ·
npm v12 to enforce stricter security defaults for package installation
npm v12, slated for July 2026, introduces security enhancements by defaulting to stricter controls for package installation scripts and Git/remote dependencies. These changes aim to mitigate code execution risks by requiring explicit user opt-in for potentially risky operations. Users on npm 11.16.0 or newer can prepare by reviewing warnings and using `npm approve-scripts` to manage trusted packages.
breaking feature security - GitHub Changelog aideprecationengineer ·
GitHub Copilot deprecates GPT-5.2 models
GitHub has deprecated the GPT-5.2 and GPT-5.2-Codex models across most of its Copilot experiences, effective June 5, 2026. This change impacts features like Copilot Chat, inline edits, and code completions. Engineers and developers using these Copilot features should be aware of this model deprecation.
deprecation - GitHub Changelog governancedeprecationengineereducation ·
GitHub Classroom stops new sign-ups as it transitions to partner solutions
GitHub Classroom is discontinuing new sign-ups starting today, as the platform transitions to supporting partner solutions. Existing users with accounts or classrooms will retain access. This change affects educators and institutions previously using GitHub Classroom for assignments.
deprecation announcement