Modeling the schema of data structures as first-class values

A 'CSS reset' for TypeScript, improving types for common JavaScript API's

Stable hooks for react using FP-TS equality checks instead of shallow (reference) object comparison

Open-source keyboard firmware for Atmel AVR and Arm USB families

useReducer + useEffect = useEffectReducer

dj-stripe automatically syncs your Stripe Data to your local database as pre-implemented Django Models allowing you to use the Django ORM, in your code, to work with the data making it easier and f…

Retry combinators for monadic actions that may fail

OpenAPI code generation tool with validation powered by io-ts

Type-safe data normalization using fp-ts

A collection of codecs and combinators for use with io-ts

A reference example for TypeScript and Node with a detailed README describing how to use the two together.