Dependabot support for virtual network (vNet) and Actions Runner Controller (ARC) is generally available https://github.blog/changelog/2025-05-27-dependabot-support-for-virtual-network-vnet-and-actions-runner-controller-arc-is-generally-available
#github

Sunset of automatic watching of repositories and teams https://github.blog/changelog/2025-05-22-sunset-of-automatic-watching-of-repositories-and-teams
#github

Anthropic Claude Sonnet 4 and Claude Opus 4 are now in public preview in GitHub Copilot https://github.blog/changelog/2025-05-22-anthropic-claude-sonnet-4-and-claude-opus-4-are-now-in-public-preview-in-github-copilot
#github

Deprecation of bulk conversion of issues to discussions via labels https://github.blog/changelog/2025-05-22-deprecation-of-bulk-conversion-of-issues-to-discussions-via-labels
#github

Grok 3 Mini is now available in public preview in GitHub Models https://github.blog/changelog/2025-05-21-grok-3-mini-is-now-available-in-public-preview-in-github-models
#github

CodeQL adds support for Kotlin 2.2.0x in version 2.21.3 https://github.blog/changelog/2025-05-20-codeql-adds-support-for-kotlin-2-2-0x-in-version-2-21-3
#github

GitHub Copilot app modernization – upgrade for .NET now in public preview https://github.blog/changelog/2025-05-19-github-copilot-app-modernization-upgrade-for-net-now-in-public-preview
#github

Secret Protection expands default pattern support (May 2025) https://github.blog/changelog/2025-05-19-secret-protection-expands-default-pattern-support-may-2025
#github

Grok 3 is now available in public preview in GitHub Models https://github.blog/changelog/2025-05-19-grok-3-is-now-available-in-public-preview-in-github-models
#github

Secret scanning alerts API now supports hiding secret literals https://github.blog/changelog/2025-05-20-secret-scanning-alerts-api-now-supports-hiding-secret-literals
#github

Agent mode and MCP support for Copilot in JetBrains, Eclipse, and Xcode now in public preview https://github.blog/changelog/2025-05-19-agent-mode-and-mcp-support-for-copilot-in-jetbrains-eclipse-and-xcode-now-in-public-preview
#github

GitHub Copilot app modernization for Java now in public preview https://github.blog/changelog/2025-05-19-github-copilot-app-modernization-for-java-now-in-public-preview
#github

GitHub Models built into your repository is in public preview https://github.blog/changelog/2025-05-19-github-models-built-into-your-repository-is-in-public-preview
#github

GitHub Copilot coding agent in public preview https://github.blog/changelog/2025-05-19-github-copilot-coding-agent-in-public-preview
#github

Creating issues with Copilot on github.com is in public preview https://github.blog/changelog/2025-05-19-creating-issues-with-copilot-on-github-com-is-in-public-preview
#github

GitHub Enterprise Cloud with data residency now available for self-service trial https://github.blog/changelog/2025-05-16-github-enterprise-cloud-with-data-residency-now-available-for-self-service-trial
#github

GitHub Enterprise Server 3.17 release candidate is now available https://github.blog/changelog/2025-05-15-github-enterprise-server-3-17-release-candidate-is-now-available
#github

GitHub Copilot premium request report available today https://github.blog/changelog/2025-05-16-github-copilot-premium-request-report-available-today
#github

Commit details page – May updates https://github.blog/changelog/2025-05-15-commit-details-page-may-updates
#github

Saved views on the Issues dashboard https://github.blog/changelog/2025-05-15-saved-views-on-the-issues-dashboard
#github