Github - 5

2025 (12)

December (9)

github: OpenAI’s GPT-5.1-Codex-Max is now in public preview for GitHub Copilot

GitHub

2025-12-04

GitHub announced that OpenAI’s GPT-5.1-Codex-Max is rolling out in public preview for GitHub Copilot and will be available to Copilot Pro, Pro+, Business, and Enterprise customers.

github: CodeQL 2.23.6 adds Swift 6.2.1 and new C# security queries

GitHub

2025-12-04

CodeQL 2.23.6 has been released, adding support for Swift 6.2.1 and introducing new C# security queries. CodeQL is the static analysis engine behind GitHub code scanning, used to find and remediate security issues. The announcement appeared on The GitHub Blog.

github: GitHub Copilot in Visual Studio — November update

GitHub

2025-12-03

The November 2025 update for GitHub Copilot in Visual Studio announced the general availability of Visual Studio 2026, added new Copilot actions integrated into the IDE, and rolled out additional improvements; full details are in the GitHub Blog changelog.

github: Claude Opus 4.5 is now available in Visual Studio, JetBrains IDEs, Xcode, and Eclipse

GitHub

2025-12-03

GitHub announced that Claude Opus 4.5 is available in public preview for Copilot Enterprise, Copilot Business, Copilot Pro, and Copilot Pro+. The model can be accessed via GitHub Copilot Chat and is integrated into major IDEs including Visual Studio, JetBrains IDEs, Xcode, and Eclipse.

github: Assign issues to Copilot using the API

GitHub

2025-12-03

GitHub added the ability to assign issues to Copilot via both the GraphQL and REST APIs, with options to set the target repository and base branch and to provide custom instructions and custom agents for how Copilot should handle the issue.

github: GitHub Enterprise Server 3.19 release candidate is now available

GitHub

2025-12-02

GitHub Enterprise Server (GHES) 3.19 release candidate is now available, focusing on improved deployment efficiency, enhanced monitoring, stronger code security, and better policy management with a more intuitive flow.

github: Secret scanning updates — November 2025

GitHub

2025-12-02

GitHub Secret Scanning received updates in November 2025 that added support for 24 new secret types via new provider patterns; details were published in the GitHub Blog changelog.

github: Copilot Spaces: Public spaces and code view support

GitHub

2025-12-01

GitHub announced three major updates to Copilot Spaces: support for public spaces, individual sharing controls, and the ability to add files to a space directly from the github.com code viewer.

github: Block repository administrators from installing GitHub Apps on their own now generally available

GitHub

2025-12-01

GitHub rolled out a new organization-level setting (now generally available) that lets organization owners prevent repository administrators from installing GitHub Apps on repositories, giving owners tighter control over app installation and repository surface area.

November (3)

github: Copilot agent sessions from external apps are now available on GitHub Mobile for Android

GitHub

2025-11-25

GitHub Mobile for Android adds a new Android sharesheet custom action that lets you share content from other apps to start Copilot agent sessions directly in the mobile app.

github: Secret scanning alert assignees, security campaigns are generally available

GitHub

2025-11-25

GitHub announced that secret scanning alert assignees and security campaigns are now generally available. Alert assignees will receive email notifications to help teams track and remediate secret scanning alerts more effectively.

github: Secrets in unlisted GitHub gists are reported to secret scanning partners

GitHub

2025-11-25

As of 2025-11-25, GitHub will report publicly leaked secrets found in unlisted gists to the appropriate secret scanning partners, extending secret-scanning reporting beyond only listed/public gists.