OpenFang Documentation

Welcome to the OpenFang documentation. OpenFang is the open-source Agent Operating System -- 14 Rust crates, 40 channels, 60 skills, 20 LLM providers, 76 API endpoints, and 16 security systems in a single binary.

Getting Started

Guide	Description
Getting Started	Installation, first agent, first chat session
Configuration	Complete `config.toml` reference with every field
CLI Reference	Every command and subcommand with examples
Troubleshooting	Common issues, FAQ, diagnostics

Core Concepts

Guide	Description
Architecture	12-crate structure, kernel boot, agent lifecycle, memory substrate
Agent Templates	30 pre-built agents across 4 performance tiers
Workflows	Multi-agent pipelines with branching, fan-out, loops, and triggers
Security	16 defense-in-depth security systems

Integrations

Guide	Description
Channel Adapters	40 messaging channels -- setup, configuration, custom adapters
LLM Providers	20 providers, 51 models, 23 aliases -- setup and model routing
Skills	60 bundled skills, custom skill development, FangHub marketplace
MCP & A2A	Model Context Protocol and Agent-to-Agent protocol integration

Reference

Guide	Description
API Reference	All 76 REST/WS/SSE endpoints with request/response examples
Desktop App	Tauri 2.0 native app -- build, features, architecture

Release & Operations

Guide	Description
Production Checklist	Every step before tagging v0.1.0 -- signing keys, secrets, verification

Additional Resources

Resource	Description
CONTRIBUTING.md	Development setup, code style, PR guidelines
MIGRATION.md	Migrating from OpenClaw, LangChain, or AutoGPT
SECURITY.md	Security policy and vulnerability reporting
CHANGELOG.md	Release notes and version history

Quick Reference

Start in 30 Seconds

bash

export GROQ_API_KEY="your-key"
openfang init && openfang start
# Open http://127.0.0.1:4200

Key Numbers

Metric	Count
Crates	14
Agent templates	30
Messaging channels	40
Bundled skills	60
Built-in tools	38
LLM providers	20
Models in catalog	51
Model aliases	23
API endpoints	76
Security systems	16
Tests	967

Important Paths

Path	Description
`~/.openfang/config.toml`	Main configuration file
`~/.openfang/data/openfang.db`	SQLite database
`~/.openfang/skills/`	Installed skills
`~/.openfang/daemon.json`	Daemon PID and port info
`agents/`	Agent template manifests

Key Environment Variables

Variable	Provider
`ANTHROPIC_API_KEY`	Anthropic (Claude)
`OPENAI_API_KEY`	OpenAI (GPT-4o)
`GEMINI_API_KEY`	Google Gemini
`GROQ_API_KEY`	Groq (fast Llama/Mixtral)
`DEEPSEEK_API_KEY`	DeepSeek
`XAI_API_KEY`	xAI (Grok)

Only one provider key is needed to get started. Groq offers a free tier.