GitHub Weekly – 2025 Week 35

This period at a glance

Window: 2025-08-25 → 2025-08-31 (Europe/Brussels)

• Copilot’s next edit suggestion (NES) in public preview in JetBrains — GitHub Copilot’s Next Edit Suggestion (NES) feature is now available in public preview for JetBrains IDEs as of August 29, 2025.
  • NES provides inline suggestions for the next code edit within JetBrains IDEs.
  • Feature is in public preview and accessible to users of supported JetBrains products.
  • Release date: 2025-08-29.
• Added support for WebP images — GitHub now supports WebP image format as of August 28, 2025.
  • WebP images can be uploaded and displayed on GitHub.
  • Support is available platform-wide as of 2025-08-28.
• Copilot coding agent now supports AGENTS.md custom instructions — GitHub Copilot coding agent now supports custom instructions defined in AGENTS.md files as of August 28, 2025.
  • Copilot coding agent can read and apply custom instructions from AGENTS.md files.
  • Feature available starting August 28, 2025.
• Start and track Copilot coding agent tasks from Raycast — GitHub Copilot coding agent tasks can now be started and tracked directly from Raycast as of August 28, 2025.
  • Users can initiate Copilot coding agent tasks from Raycast.
  • Task progress and status can be monitored within Raycast.
  • Integration available starting August 28, 2025.
• Improvements to the home dashboard available in public preview — GitHub has released public preview improvements to the home dashboard as of August 28, 2025.
  • Improvements to GitHub’s home dashboard are now available in public preview.
  • The update was announced on August 28, 2025.
• OpenAI GPT-5 mini is now available in public preview in Visual Studio, JetBrains IDEs, Xcode, and Eclipse — OpenAI has released GPT-5 mini in public preview for integration with Visual Studio, JetBrains IDEs, Xcode, and Eclipse as of August 28, 2025.
  • GPT-5 mini is now available in public preview.
  • Supported IDEs include Visual Studio, JetBrains IDEs, Xcode, and Eclipse.
  • Announcement date: August 28, 2025.
• GitHub Copilot in Visual Studio — August update — The August 2025 update for GitHub Copilot in Visual Studio introduces improvements and new features to enhance coding assistance within the IDE.
  • GitHub Copilot integration in Visual Studio received an update in August 2025.
  • The update includes enhancements to coding suggestions and overall user experience.
  • Available globally as of August 28, 2025.
• Create sub-issues with Copilot in public preview — GitHub has launched a public preview feature allowing users to create sub-issues using Copilot.
  • GitHub introduced the ability to create sub-issues with Copilot in public preview as of August 27, 2025.
  • This feature helps users break down issues into smaller, manageable parts using AI assistance.
• Copilot code review: Generally available in Xcode and new admin control — GitHub Copilot code review is now generally available in Xcode. A new admin control feature has been introduced to manage its usage.
  • Copilot code review feature is generally available in Xcode as of August 27, 2025.
  • New administrative control added to manage Copilot code review usage.
  • Update announced by GitHub on August 27, 2025.
• Copilot code completion now uses the GPT-4.1 Copilot model — GitHub Copilot’s code completion feature has been updated to use the GPT-4.1 Copilot model as of August 27, 2025.
  • GitHub Copilot now uses the GPT-4.1 Copilot model for code completion.
  • The update was released on August 27, 2025.