Find the longest common subsequence.

Core types and classes for Google services.

Framework-agnostic, contract-first API layer built on mjst JSON Schema tooling. Typed routes, fast request/response validation, and OpenAPI 3.2 generation with no extra code — adapters for fetch (Hono, Next.js, Bun, Workers) and Node (Express, Fastify).

Headless AI form filling and conversational refinement. Provider-agnostic core, React hook, and a server route factory.

Runtime validation and processing of JavaScript types

Nudo type system: type-as-computation (Abs) with TypeValue evaluation IR

Versioned schema for the webflow.json#cloud block consumed by cosmic-deployer. Shared between cosmic-builder (webflow/infrastructure) and the Webflow CLI.

Compressible Content-Type / mime checking

Standalone DeepSeek Harness plugin: continual harness self-evolution. The agent persists and refines reusable prompt notes, memories, skill contracts, and subagent specs through small evidence-backed edits, with automatic refinement gates, rollback, and p

Change the skin tone of an emoji 👌👌🏻👌🏼👌🏽👌🏾👌🏿

A type-safe marriage of `EventTarget` and `EventEmitter`.

Infer typescript types from your JSON schemas!

Instantsearch client for Searchkit. Polyfills Algolia API for Elasticsearch

Get the type of an AMD module used for an AST node or within a file

JS type check (TypeScript supported) functions like `isPlainObject() isArray()` etc. A simple & small integration.

Runtime errors for ts-refinement validation

Node API for Searchkit. Transforms the instantsearch Search State into a query for Elasticsearch on Node.

Types on steroids 💊

Detect the archive type of a Buffer/Uint8Array

Type assertions aka less-broken `typeof`