JS library that allows you to easily serialize and deserialize data with BigInt values

Effortless api response caching for Express/Node using plain-english durations

In-memory implementation of the LangGraph.js API.

Local Markdown workspace memory for AI coding agents (Cursor, Claude Code, Codex, OpenCode, Copilot, Gemini). npx CLI installs the skill into .agents/skills/ and harness lifecycle hooks — no server, vector DB, or embeddings.

Support for OAuth 2(.1) and OpenId Connect (OIDC) in Angular

A configurable mock file system. You know, for testing.

Implement search on any static website.

The self-improving Agentic QA harness with Memory

A shim for the setImmediate efficient script yielding API

Node.js reference server implementation for Durable Streams


Your AI says "done." PRAXIS proves it. Signed, tamper-evident receipts of what your coding agent actually did — plus durable project memory. Local-first: no server, no account, your code never leaves your machine.

Type-safe C-style struct packing and unpacking for Bun and Node.js FFI

Progressive proof-first agent flow: start fast, deepen deliberately, stay honest by design.

A request.formData() wrapper with streaming file upload handling

_This package is **experimental**._

Sixel image format for node and browser.

reddb.io memory plugin - governed operational memory for code agents that lives on top of dev. Supports markdown notes, RedDB graph memory, zero-token governed recall, context packs, claim checks, readiness, optional lifecycle hooks, MCP/HTTP read surface

Interactive graph visualization component for Supermemory - visualize and explore your memory connections

Key Value Store plugin