36 projects · MIT licensed

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
agentmatic Rust + Python

A drop-in LangGraph replacement on a Rust engine. Same graph API, native performance underneath.

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.

memorg Python

External memory layer for LLM apps. Hierarchical SQLite + vector search, deterministic recall, MCP server.

pip install memorg

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.

openclaw-rs Rust

A Rust implementation of OpenClaw. Event-sourced agent runtime with capability-based sandboxing.

cargo install openclaw-cli

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.

BondFoundry Python

AI assistant for the buy-side fixed-income desk — and a reference build of the FINOS AI Governance Framework.

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
rpytest Rust

Run your pytest suite faster. Change nothing.

pip install rpytest
gity Rust

Make large Git repositories feel instant.

grite Rust

The issue tracker that lives in your repo. Built for AI agents. Works for humans.

skillterm Rust

Intelligent CLI assistance from Claude Code agents. Generates SKILL.md files and serves them at your Tab key.

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
stout Rust

10–100× faster, Rust-based drop-in replacement for Homebrew.

stkd Rust

Stacked diffs, simplified. An open-source, Graphite-compatible CLI for GitHub and GitLab.

brew install neul-labs/tap/stkd

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
stratafs TypeScript

A semantic filesystem that turns Local / S3 / GCS / Azure / SharePoint / Drive / Jira storage into an AI-searchable knowledge base.

npm install -g stratafs

Compliance & Governance

2 projects

regulus Java

The open-source EU + UK compliance plane for Google ADK. Ship AI agents your regulator accepts.

closegate Python

The policy chokepoint for finance AI agents.

Personal AI

1 project

ukkin Dart

Build personal AI agents on your phone. Describe a task in plain language; Ukkin runs it in the background.

Read the docs, browse the code

All 36 projects are MIT licensed. Every README, changelog, and benchmark is in the open.