ProseMirror editor state

Model selection: the /model popupSelect over session.models / session.selectModel

A path pattern => state object bidirectional mapper

Shared LLM generation policy for DeepSeek Harness session-title providers

Lit-based web component for the CopilotKit web inspector

Editor state data structures for the CodeMirror code editor

fetch mock for jest

pi-ai-backed DeepSeek adapter for the DeepSeek Harness LLM seam (design-verification twin of dsh-llm-deepseek)

Crazy fast http radix based router

Create structured, declarative and beautifully organized class-based controllers with heavy decorators usage for Express / Koa using TypeScript.

SSR route, component and data cache for Nuxt

cache-route for react-router base on react v15+ and router v4+

ECMAScript (ESTree) AST walker

Confidently unit and integration test your Next.js API routes/handlers in an isolated Next.js-like environment

Yjs encoding protocols

Tiny, simple, and robust technique for defining and acting with local states

MicroLib to add or remove routes from your Ember.js router.

Library to walk OAS 3 schema objects and call a callback

Official Fastify OpenTelemetry Instrumentation

A reference World implementation based on PostgreSQL