Every project we ship
The complete index of Neul Labs open-source software. Every project has a marketing site at
<slug>.neullabs.com and documentation at
docs.neullabs.com/<slug>/. Grouped by where it fits in the agent stack.
Performance Accelerators
5 projects
fast-litellm Rust + Python Drop-in Rust acceleration for LiteLLM. Faster connection pooling, rate limiting, and dramatically lower memory use.
pip install fast-litellm fast-langgraph Rust + Python Rust-backed checkpoint and state operations for LangGraph. Drop-in, zero config, 737× faster checkpoint serialization.
pip install fast-langgraph fast-crewai Rust + Python Drop-in performance acceleration for CrewAI: faster serialization, tool execution, and database search.
pip install fast-crewai fast-axolotl Rust + Python High-performance Rust extension for Axolotl LLM fine-tuning. 77× faster Parquet streaming, parallel dedup, no OOM.
pip install fast-axolotl Agent Infrastructure
8 projects
brat Rust Multi-agent harness for AI coding tools. Crash-safe state, parallel execution, one CLI.
cargo install brat fastagentic Python The deployment layer for AI agents. Wrap PydanticAI, LangGraph, CrewAI, or LangChain and ship to production.
pip install fastagentic fastworker Python Brokerless Python task queue. No Redis. No RabbitMQ. Just 2–3 Python processes.
pip install fastworker m9m Go Zero-infra, single-binary Go workflow automation runtime. The n8n alternative without the ops.
ringlet Rust One CLI for every AI coding agent — with isolated profiles, provider switching, and cost tracking.
ormai Python Give your AI agents database access without the risk. Policy-enforced ORM tools for Python and TypeScript.
pip install ormai mcp-pay Rust Payment awareness layer for MCP. A rail-agnostic manifest plus a reference HTTP 402 server.
Agent Runtime & Workspaces
4 projects
agentvfs Rust Workspace runtime and execution boundary for AI agents. Isolated vaults, instant forks, rollback points.
cargo install agentvfs openclawOS TypeScript Self-hosted, multi-channel AI agent gateway with an OS-like, process-isolated architecture.
npm install -g openclaw openclawMU TypeScript The multi-tenant AI gateway your platform can actually share. Enterprise tenancy for OpenClaw.
Agent SDKs & Frameworks
5 projects
agentlib Dart The mobile-native AI agent SDK for Flutter and Dart. On-device and cloud models, subagents, skills, MCP.
flutter pub add agentlib linda TypeScript The in-browser AI agent SDK. Run agents client-side, in the page, with no server round-trip.
onto TypeScript The agent SDK where humans drive the state. Human-in-the-loop agents by construction.
tokenworm Zig The systems-language agent SDK. A 960 KB Zig binary agent with a C ABI and Python/TS/Go SDKs.
Developer Tools
5 projects
rjest Rust Drop-in replacement for Jest. A Rust daemon caches SWC transforms and pre-warms Node workers.
npm install -D rjest-install grite Rust The issue tracker that lives in your repo. Built for AI agents. Works for humans.
Build & Release
3 projects
rninja Rust Drop-in replacement for Ninja. Built-in caching and modern scheduling cut warm builds 2–5×.
brew install neul-labs/tap/rninja Network & Data
3 projects
recurl Rust curl that just works. Drop-in replacement with automatic anti-bot bypass.
cargo install recurl rewget Rust wget, but it works everywhere. Drop-in replacement that bypasses bot protection.
brew install neul-labs/tap/rewget Read the docs, browse the code
All 36 projects are MIT licensed. Every README, changelog, and benchmark is in the open.