The Download: Claude Fable 5, new Copilot features, Microsoft Build recap & more
Christina Warren recaps developer news from Microsoft Build and GitHub, including updates to the GitHub Copilot desktop app (cloud and local sandboxes) and the general availability of Anthropic’s Claude Fable 5 model for Copilot, plus a quick look at GitHub Universe and an open source project spotlight.
Overview
This episode of The Download covers a set of developer-focused updates across Microsoft and GitHub.
Microsoft Build recap and Windows developer updates
- Recap of major developer news from Microsoft Build.
- Mentions updates related to Windows 11 for developers.
- Highlights the Surface RTX Spark Dev Box.
GitHub Copilot desktop app updates
- Discussion of new features in the GitHub Copilot desktop app.
- Coverage of cloud and local sandboxes for GitHub Copilot.
- Mentions new Microsoft AI models in the context of Copilot updates.
Other items in the episode
- Update on GitHub Universe 2026.
- Project spotlight: GentleOS.
- Additional segment: playing Pokémon Emerald in a browser.
Resources
- https://developer.microsoft.com/blog/build-recap
- https://blogs.windows.com/devices/2026/06/02/building-the-next-generation-of-devices-for-developers-surface-rtx-spark-dev-box/
- https://github.com/microsoft/coreutils
- https://github.com/microsoft/WindowsDeveloperConfig/
- https://github.com/microsoft/intelligent-terminal
- https://github.blog/news-insights/product-news/github-copilot-app-the-agent-native-desktop-experience/
- https://github.blog/changelog/2026-06-02-cloud-and-local-sandboxes-for-github-copilot-now-in-public-preview/
- https://github.blog/changelog/2026-06-02-mai-code-1-flash-is-now-available-for-github-copilot/
- https://github.blog/news-insights/company-news/github-universe-is-back-all-together-now-in-the-agentic-era/
- https://github.com/luke8086/gentleos
- https://github.com/luke8086/gentleos32
- https://github.blog/changelog/2026-06-09-claude-fable-5-is-generally-available-for-github-copilot/
- https://www.anthropic.com/news/claude-fable-5-mythos-5
- https://pokeemerald.com/