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September Sep 2025

Sep.30 Improvement

Start your new repository with Copilot coding agent

collaboration tools

Sep.30 Release

Anthropic Claude Sonnet 4.5 is in public preview for Copilot coding agent

copilot

Sep.30 Release

Premium requests analytics page is now generally available

copilot

Sep.30 Release

GitHub Copilot in Visual Studio — September update

copilot

Sep.30 Improvement

Secret scanning adds validators for MongoDB, Meta, and Microsoft Azure

application security

Sep.30 Improvement

Copilot coding agent remembers context within the same pull request

copilot

Sep.30 Release

GitHub Spark in public preview for Copilot Enterprise subscribers

copilot

Sep.29 Retired

Strengthening npm security: Important changes to authentication and token management

supply chain security

Sep.29 Retired

New date for enforcement of cache eviction policy

actions

Sep.29 Release

Anthropic Claude Sonnet 4.5 is in public preview for GitHub Copilot

copilot

Sep.26 Improvement

CodeQL 2.23.1 adds support for Java 25, TypeScript 5.9 and Swift 6.1.3

application security

Sep.26 Retired

Product-specific billing APIs are closing down

account management

Sep.26 Release

Kick off and track Copilot coding agent sessions from the GitHub CLI

client apps

Sep.25 Improvement

Copilot can create issues with code snippets in public preview

copilot

Sep.25 Improvement

Pull request “Files changed” public preview now supports commenting on unchanged lines

collaboration tools

Sep.25 Retired

Upcoming deprecation of gh-copilot CLI extension

client apps

Sep.25 Release

GitHub Copilot CLI is now in public preview

client apps

Sep.25 Improvement

Copilot coding agent is now generally available

copilot

Sep.24 Release

Copilot Spaces is now generally available

copilot

Sep.24 Retired

Recent changes to the home dashboard disabled

collaboration tools

Sep.24 Release

Start and track Copilot coding agent tasks in GitHub Mobile

client apps

Sep.24 Improvement

Spark updates: automatic error fixes, faster publishing, and reliability improvements

copilot

Sep.24 Retired

Sunset notice: GitHub App-based Copilot Extensions

copilot

Sep.24 Improvement

Pick the repository and base branch when assigning issues to Copilot

copilot

Sep.23 Retired

Upcoming deprecation of select Copilot models from Claude, OpenAI, and Gemini

copilot

Sep.23 Release

Claude Opus 4.1 is now generally available in GitHub Copilot

copilot

Sep.23 Release

Accelerate remediation with security campaigns and assignable alerts for code scanning and secret scanning

application security

Sep.23 Release

OpenAI GPT-5-Codex is rolling out in public preview for GitHub Copilot

copilot

Sep.23 Retired

Upcoming changes to GitHub Dependabot alerts REST API offset-based pagination parameters (`page`, `first`, and `last`)

supply chain security

Sep.23 Release

Incremental security analysis with CodeQL is now available for all languages

application security

Sep.23 Improvement

GitHub Copilot app modernization is now generally available for Java and .NET

copilot

Sep.22 Release

Copilot-SWE model rolling out to Visual Studio Code Insiders

copilot

Sep.22 Release

Open sourcing the GitHub Annotation Toolkit

community engagement

Sep.22 Improvement

Visualize GitHub Enterprise metered usage by organization

account management

Sep.19 Retired

Deprecation of Node 20 on GitHub Actions runners

actions

Sep.19 Retired

GitHub Actions: macOS 13 runner image is closing down

actions

Sep.19 Release

Work with Copilot coding agent in Microsoft Teams

copilot

Sep.18 Release

Assign Azure Boards work items to Copilot coding agent in public preview

copilot

Sep.18 Improvement

Actions: YAML anchors and non-public workflow templates

actions

Sep.18 Release

Copilot code review: Now in JetBrains IDEs and Visual Studio

copilot

Sep.17 Release

Share read-only Sparks with controlled data access

copilot

Sep.17 Improvement

Upcoming removal of Copilot premium request $0 budgets for enterprise and team accounts

account management

Sep.16 Improvement

Delegated bypass controls for push protection now available at the enterprise level

application security

Sep.16 Release

Anthropic Claude Opus 4.1 is now available in public preview in Visual Studio, JetBrains IDEs, Xcode, and Eclipse

copilot

Sep.16 Release

GitHub MCP Registry: The fastest way to discover AI tools

copilot

Sep.15 Improvement

Enterprise access restrictions with corporate proxies is now generally available

enterprise management tools

Sep.15 Release

GitHub Enterprise license history tracking now available in public preview

account management

Sep.15 Retired

last_active field removed from the organization members export report

enterprise management tools

Sep.15 Improvement

Security contact for security notification emails is generally available

enterprise management tools

Sep.15 Release

Auto model selection for Copilot in VS Code in public preview

copilot

Sep.15 Improvement

GitHub Mobile now supports iOS 26 with refined visuals and smoother navigation

client apps

Sep.12 Release

GitHub Copilot in VS Code August release (v1.104)

copilot

Sep.12 Improvement

Internal MCP registry and allowlist controls for VS Code Insiders

copilot

Sep.11 Improvement

Bring Your Own Key (BYOK) support for JetBrains IDEs and Xcode in public preview

copilot

Sep.11 Improvement

Pull request “Files changed” public preview experience – September 11 updates

collaboration tools

Sep.11 Release

Verified answers generally available in GitHub Discussions

collaboration tools

Sep.11 Improvement

Multiple assignees for issues and pull requests now available in all repositories

collaboration tools

Sep.11 Release

Actions: macOS 26 image now in public preview

actions

Sep.11 Retired

Deprecated Microsoft models in GitHub Models

ecosystem & accessibility

Sep.11 Release

A REST API for GitHub Projects, sub-issues improvements, and more

collaboration tools

Sep.10 Release

Secret scanning validity checks available for Enterprise Cloud with data residency

application security

Sep.10 Improvement

Copilot code review: Independent repository rule for automatic reviews

copilot

Sep.10 Improvement

CodeQL 2.23.0 adds support for Rust log injection and other security detection improvements

application security

Sep.10 Improvement

GitHub ruleset exemptions and repository insights updates

platform governance

Sep.10 Release

Dependabot alerts now support production context prioritization in public preview

supply chain security

Sep.09 Release

OpenAI GPT-5 and GPT-5 mini are now generally available in GitHub Copilot

copilot

Sep.09 Improvement

Go private registry support for Dependabot now generally available

supply chain security

Sep.05 Improvement

New features in GitHub Copilot in Eclipse

copilot

Sep.05 Release

GitHub Actions: AI labeler and moderator with the GitHub Models inference API

ecosystem & accessibility

Sep.05 Improvement

New Spark sharing option and improved local dev experience

copilot

Sep.04 Improvement

Profile menu enhancements in global navigation

collaboration tools

Sep.04 Improvement

The dashboard-feed page gets a refreshed, faster experience

community engagement

Sep.04 Improvement

Improved file navigation and editing in the web UI

collaboration tools

Sep.04 Release

Manage Copilot and users via Enterprise Teams in public preview

enterprise management tools

Sep.04 Release

Remote GitHub MCP Server is now generally available

copilot

Sep.03 Improvement

Copilot code review: Path-scoped custom instruction file support

copilot

Sep.03 Improvement

CodeQL 2.22.4 adds support for Go 1.25 and accuracy improvements

application security

Sep.02 Improvement

Updating license-based budgets to accept license counts

account management

Sep.02 Improvement

Improved notifications in security campaigns

application security

Sep.01 Improvement

GraphQL API resource limits

platform governance