Open source

Focused tools, built in the open.

Libraries and developer tools shaped by production work across TypeScript, React, Bun, Cloudflare, and API infrastructure.

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APIs & backend

Contracts, middleware, error handling, and server-side building blocks.

api-def

Typed API definitions with middleware support

TypeScriptOpenAPIMiddleware

sendable-error

Composable errors to simplify creating useful failure responses for APIs

TypeScriptAPIErrors

uzeful

Hooks for the backend

TypeScriptBackendHooks

React

Focused primitives for reusable components and predictable application state.

react-async-stateful

A simple React hook for managing async state

ReactHooksAsync state

pluggable-react

Globally or contextually replaceable React components

ReactComponentsDependency injection

Testing

Bun-powered tooling for runtimes that need a more specialised test environment.

bun-test-cloudflare

Run Cloudflare Workers tests in Bun

BunCloudflareTesting

bun-test-react-native

Run React Native and Expo tests in Bun

BunReact NativeTesting

Data & schemas

Typed metadata and model layers built around Zod schemas.

zod-meta

Zod schema metadata

ZodTypeScriptMetadata

zodbase

Use Zod schemas as database models

ZodDatabaseModels