v0.3.0 · What's new → / MIT /open source /C4 · DDD · governance

Architecture that lives here,
and holds whatever builds from it.

One model, drawn by you or by AI, that becomes the harness for the code.

reads · writes packs in checks generates reads · writes harnesses uses Forge uses writes runs tests Radical Model rulesRadical or C4 metamodel, extendable elementsC4 · domain · requirements · scenarios states · processes · mockups · ADRs viewseight readings of one graph historymilestones: freeze, compare, restore files.radical · Markdown folder · git Radical Studio browser · desktop · VS Code see it and shape it by hand Radical Hub concern packs, nine groups decide what you would forget Radical CLI check · fuzz · harden · explore tested, not just trusted Radical Forge AI models it from a brief no blank page to start from Radical MCP a server for any MCP client agents edit the same model Your code read first, checked in CI what is built stays true to it Your CI GitHub Actions or any runner Your agent Claude Code · Codex · Desktop reads · writes Radical Studio browser · desktop · VS Code see it and shape it by hand packs in Radical Hub concern packs, nine groups decide what you would forget Radical Model rulesRadical or C4 metamodel, extendable elementsC4 · domain · requirements · scenarios states · processes · mockups · ADRs viewseight readings of one graph historymilestones: freeze, compare, restore files.radical · Markdown folder · git generates Radical Forge AI models it from a brief no blank page to start from uses Forge reads · writes Radical MCP a server for any MCP client agents edit the same model uses Your agent Claude Code · Codex · Desktop writes harnesses Your code read first, checked in CI what is built stays true to it tests Your CI GitHub Actions or any runner runs checks Radical CLI check · fuzz · harden · explore tested, not just trusted
Open Studio in the browser Explore the Hub
Get started: connect your coding agent to a new model
curl -fsSLO https://radical.tools/radical.sh && sh radical.sh setup

In an empty folder: it downloads Node.js when there is none, starts a model and connects your coding agent to it. More in the manual