Chub

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ChubFast curated docs for AI coding agents

Team-first. Git-tracked. Built in Rust.

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View on GitHub
Chub
⚡

Lightning Fast

~26ms cold start. 1.2MB binary. 27x faster builds than the JS version. Written in Rust.

📌

Doc Pinning

Lock specific doc versions for your team. Every agent uses the same reference material.

👥

Context Profiles

Role-scoped context with inheritance. Backend devs get API docs, frontend gets UI docs.

🔄

Agent Config Sync

Generate CLAUDE.md, .cursorrules, AGENTS.md from a single source of truth.

📄

Project Context

Custom markdown docs in .chub/context/ — architecture, conventions, runbooks — served via MCP.

🔍

Dep Auto-Detection

Scan package.json, Cargo.toml, requirements.txt and auto-pin matching docs. 9 file types supported.

1,553
Curated Docs
~26ms
Cold Start
1.2MB
Binary Size
27x
Faster Builds

Quick Install ​

sh
npm install -g @nrl-ai/chub
sh
# Search for docs
chub search "stripe payments"

# Fetch a doc
chub get openai/chat --lang python

# Initialize project for team sharing
chub init

vs Context Hub ​

CapabilityContext HubChub
Curated docs1,600+1,553+
MCP serverYesYes
Format compatible-Byte-for-byte
Cold start~120ms~26ms
Binary size~70MB (Node)1.2MB
Doc pinningNoYes
Team annotationsNoGit-tracked
Context profilesNoWith inheritance
Agent config syncNo5 targets
Dep auto-detectionNo9 file types
Doc snapshotsNoYes

Built on Context Hub by Andrew Ng. Fully format-compatible.