Automatically migrate JavaScript projects to TypeScript without rewriting everything at once.
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See it in action
You say
Migrate my Express API in the ./src folder to TypeScript. Add a tsconfig and convert the controller files first.
Your agent does
I've initialized a strict tsconfig.json, installed @types/express, and converted 3 controllers to .ts. I added interfaces for Request and Response bodies. Run npm run test to verify.
What you get
About this skill
Automatically migrate JavaScript projects to TypeScript without rewriting everything at once.
This skill detects your stack, creates TypeScript configuration, converts files incrementally, adds accurate types, fixes compiler errors, and validates the migration.
✔ Incremental JS-to-TS migration ✔ React, Node.js, Express, and Next.js ✔ Type-safe configs and interfaces ✔ Tests, builds, and type checks
Perfect for modernizing existing JavaScript codebases safely.
How to install
Drop the file into your AI Agent. Works with Claude, Cursor, ChatGPT, and 20+ more.
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