Note This Week in Extensibility: Claude Code launches mods that let users reshape the tool, Atlassian opens Forge app tools to outside AI agents, and Shopify closes off the old script-injection path for apps
Week of September 26 – October 2, 2026: Anthropic launches mods for Claude Code, opening the coding tool to small programs that reshape how it works, Atlassian widens its Rovo module so a Forge...