GitHub Launches Copilot Desktop App in Technical Preview — Native Parallel Agent Sessions and Agent Merge

Summary

GitHub launched the GitHub Copilot Desktop app in technical preview on May 14, with native builds for macOS, Windows, and Linux distributed via github.com/features/preview/github-app. The app is GitHub's first dedicated desktop client built around the agentic-development paradigm, intended to "start agentic development from the work in front of you, keep it isolated, steer it as it goes, and land the change through pull request review." The release sits alongside the May 17-19 expansion of Copil