Self-hostable agent orchestration runtime with MCP + A2A + AG-UI
CrewForm helps teams build, run, and observe multi-agent systems across tools, agents, models, memory, workflows, and frontends — without vendor lock-in.
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CrewForm is a self-hostable runtime with native support for the three protocols that matter for interoperable agent systems:
| Protocol | Direction | What It Does |
|---|---|---|
| MCP (Model Context Protocol) | 🔌 Client + 🔧 Server | Client: Agents discover and call tools from any MCP server. Server: Expose your agents as MCP tools for Claude Desktop, Cursor, and other MCP clients. |
| A2A (Agent-to-Agent Protocol) | Consume: Delegate tasks to external A2A agents. Publish: Expose your agents for other AI systems to call. Cross-framework agent interop. | |
| AG-UI (Agent-User Interface) | 📡 Streaming | Real-time SSE event streaming from agent to frontend. Supports text deltas, tool calls, state transitions, and rich interactions (approval, confirmation, choices). |
Why this matters: Most platforms create isolated agent workflows. CrewForm gives your agents access to external tools (MCP), cross-framework agent interop (A2A), and real-time frontend streaming (AG-UI) — all from one runtime layer.
|
🔌 MCP Client + Server Use external tools & expose agents as MCP tools |
🤝 A2A Bidirectional Agent-to-Agent interop — consume & publish |
🖥️ AG-UI Streaming Real-time SSE events with rich interactions |
🤖 16 LLM Providers OpenAI, Anthropic, Gemini, Groq, Ollama, +11 more |
|
🔀 3 Team Modes Pipeline, Orchestrator, and Collaboration |
📚 Knowledge Base (RAG) Hybrid search: pgvector + full-text + reranking |
🎨 Visual Workflow Canvas Drag-and-drop with live execution visualization |
🐳 Local AI via Ollama Air-gapped — zero data leaving your network |
|
💬 Chat Widget Embed agents on any website — one script tag |
📡 Observability OpenTelemetry + Langfuse tracing |
⚡ Zapier + Channels 7,000+ apps, Discord, Slack, Telegram, Email |
🏪 Agent Marketplace Browse, install, and publish agent templates |
|
📋 Workflow Templates Reusable blueprints with fill-in-the-blank variables |
🔀 Fan-Out Branching Parallel pipeline steps with merge agents |
📦 Export & Import Portable JSON for agents and teams |
🔄 Fallback Models Auto-switch to backup models on failure |
|
🏠 Self-Hostable Docker Compose — your data, your infra |
🔑 BYOK Your API keys, your cost — zero markup |
🧠 Team Memory pgvector semantic search across runs |
🛡️ RBAC & Workspaces Role-based access, multi-tenant isolation |
|
📊 Analytics Track tokens, costs, and agent performance |
⌨️ CLI Tool npx crewform — run agents from the terminal
|
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Sign up at crewform.tech — free tier includes 3 agents and 50 tasks/month.
git clone https://github.com/CrewForm/crewform.git
cd crewform
cp .env.example .env # Edit with your config
docker compose up -dOpen http://localhost:3000 — done!
Want to start with a pre-configured pipeline? The Research Crew variant includes 3 agents (Researcher → Analyst → Writer) ready to go:
cp .env.example .env # Edit with your API keys
docker compose -f docker-compose.yml -f docker-compose.research-crew.yml up -dOpen http://localhost:3000, create a task with any topic, and watch the Research Crew produce a polished article.
⚡ Local Models: Install Ollama alongside CrewForm for fully local AI — zero API keys, zero data leaving your network. Run ollama pull llama3.3 and select Ollama as a provider in Settings.
git clone https://github.com/CrewForm/crewform.git
cd crewform
npm install
cp .env.example .env.local
npm run dev📖 See the Self-Hosting Guide for production deployment details.
Deploy the CrewForm task runner with a single click:
You'll need to provide your own Supabase credentials and LLM API keys after deployment.
Run agents directly from your terminal — no browser, no Supabase, no Docker:
# Create an agent config
npx crewform init
# Run it (defaults to Ollama; or set OPENAI_API_KEY, ANTHROPIC_API_KEY, etc.)
npx crewform run agent.json "Summarise the latest AI news"
# Interactive chat
npx crewform chat agent.json
# Run a multi-agent pipeline team
npx crewform init --team
npx crewform run team.json "Research and write about GraphQL"
# Connect to MCP servers
npx crewform run agent.json --mcp servers.json "Query my database"
# Connect to your CrewForm workspace
npx crewform login
npx crewform agents
npx crewform pull <agent-id>📖 See the full CLI Guide for all 12 commands, config formats, and platform integration.
- Protocols & Standards
- Why CrewForm?
- How It Works
- Who It's For
- Key Features
- Editions & Pricing
- Documentation
- Architecture
- Tech Stack
- Contributing
- Community
- FAQ
- How CrewForm Compares
- License
CrewForm is built as agent infrastructure, not just another workflow canvas. It gives you the runtime layer around multi-agent systems: protocols, execution, observability, deployment, memory, APIs, and visual operations.
- 🔌 Protocol-native runtime — Use MCP as a client and server, delegate across A2A, and stream agent state to frontends with AG-UI
- 🖥️ Visual control plane — Design, run, debug, and monitor agents, teams, handoffs, tool calls, and execution state from a visual UI
- 🏠 Infrastructure ownership — Self-host with Docker, bring your own LLM keys, use local models with Ollama, and avoid hosted model markup
- 📡 Runtime observability — Trace LLM calls, tool usage, team runs, costs, failures, and handoffs with OpenTelemetry and Langfuse
- 🔀 Flexible orchestration — Run single-agent tasks, fixed pipelines, brain-and-worker orchestrators, or multi-agent collaboration threads
- 📚 Knowledge and memory — Add RAG, pgvector search, team memory, output templates, and file artifacts to agent workflows
- ⚡ Integration surface — Expose agents through REST APIs, webhooks, chat widgets, Zapier, messaging channels, MCP, and A2A
- 🔒 Secure workspace model — Encrypted API keys, Row-Level Security, workspaces, RBAC, audit logs, and usage controls
- 📦 Portable workflows — Export/import agents and teams, install templates, and package repeatable systems for clients or internal teams
The result is a shared control plane for teams moving from isolated agent experiments to reliable agent systems they can operate.
CrewForm supports 4 execution modes — choose the right one for your workflow:
| Mode | Description |
|---|---|
| Single Task | Send a prompt to one agent — it uses its LLM and tools, then returns the result. The simplest way to get work done. |
| Pipeline | Chain multiple agents in sequence. Each agent completes its task and passes the output to the next. Great for research → write → review workflows. |
| Orchestrator | A brain agent breaks down the task, delegates sub-tasks to worker agents, reviews their outputs, and assembles the final result. |
| Collaboration | Multiple agents discuss the task in a shared thread, debate approaches, and converge on a consensus result. |
Give your organization a shared runtime for internal agents, model access, tool connections, memory, workflows, observability, and deployment.
Best for: internal AI platforms, self-hosted agent infrastructure, compliance-conscious environments, and shared model/tool governance.
Add agent workflows to real products without rebuilding orchestration, streaming, tool use, memory, and runtime APIs from scratch.
Best for: embedded copilots, agent-powered SaaS features, customer-facing automations, chat widgets, and AG-UI progress streams.
Deploy repeatable, client-owned AI systems with isolated workspaces, reusable templates, BYOK cost control, transparent traces, and production handoff paths.
Best for: client automation projects, AI transformation teams, multi-tenant delivery, and packaged workflow templates.
Move from scripts and prototypes to managed agent systems with visual operations, deployment, APIs, tracing, and protocol integrations.
Best for: LangGraph/CrewAI-style prototypes becoming products, MCP/A2A demos, local model workflows, and multi-agent experiments.
The core shift CrewForm supports: move from isolated agent experiments to a shared runtime your team can deploy, observe, and operate.
- 🔑 BYOK (Bring Your Own Key) — Pay your LLM provider directly. Zero markup, zero middleman
- 🤖 Agent Management — Create, configure, and monitor AI agents from a visual UI
- 🏪 Marketplace — Browse and install agent templates built by the community
- 📋 Workflow Templates — Create reusable workflow blueprints with variable placeholders; 5 built-in starter templates
- 👥 Pipeline Mode — Chain agents together in sequential workflows
- ✅ Single Tasks — Send a prompt to any agent and get results in real-time
- 🔌 MCP Protocol — Connect agents to external MCP tool servers for dynamic tool discovery, and expose agents as MCP tools for Claude Desktop and Cursor
- 📚 Knowledge Base (RAG) — Upload documents, auto-chunk and embed, and search via agents
- 🏠 Self-Hostable — Run on your own infrastructure with Docker Compose
- 🔒 Secure by Default — AES-256-GCM key encryption, Row-Level Security, GDPR-ready
- ⚡ Real-Time — Watch your agents work in real-time with live task execution updates
- 🎨 Visual Workflow Canvas — Drag-and-drop agents onto an interactive canvas with live execution visualization, glassmorphism nodes, transcript panel, tool activity heatmap, keyboard shortcuts, and camera auto-follow
- 🎙️ Voice Profiles — Control agent tone, custom instructions, and output format hints; save as reusable brand voice templates
- 📝 Output Templates — Format results with
{{variable}}placeholders for consistent, structured output - 🔀 Fan-Out Branching — Parallel pipeline steps that dispatch to multiple agents simultaneously, then merge results
- 📊 Usage Tracking — Monitor token usage, costs, and performance per agent and task
- 💬 Chat Widget — Embed any agent on your website with a single
<script>tag — streaming responses, domain whitelisting, customizable themes - 📦 Export & Import — Download agent/team configs as portable JSON; import into any workspace with automatic ID remapping
- 📡 Observability — Opt-in OpenTelemetry + Langfuse integration for tracing LLM calls, tool use, and team runs
- 🤝 AG-UI Rich Interactions — Agents can pause and request approval, data confirmation, or choices from the user mid-execution
- 🔗 Orchestrator Mode — Brain agent coordinates sub-agents via delegation trees (Pro)
- 🛠️ Custom Tools — Extend agents with custom tool integrations (Pro)
- 💬 Collaboration Mode — Agents discuss and debate tasks in real-time threads (Team)
- 🧠 Team Memory — Shared pgvector semantic search across agents (Team)
- 👤 RBAC — Role-based access control and workspace member invitations (Team)
- ⚡ Zapier — Connect CrewForm to 7,000+ apps. Trigger agents from Gmail, Slack, forms, or schedules
- 📡 Messaging Channels — Trigger agents from Discord, Slack, Telegram, and Email
- 📤 Output Routes — 16 destinations: Slack, Discord, Telegram, Teams, Asana, Trello, Notion, GitHub, Email, SMTP, Linear, Google Sheets, Gmail, Google Docs, Google Calendar, and HTTP webhooks
- 📈 Advanced Analytics — Charts, CSV export, prompt history with diffs (Pro)
- 💬 Chat Widget — Embed agents on any website (Pro)
- 📋 Audit Logs — Full audit trail with Datadog/Splunk streaming (Enterprise)
- 🐝 Swarm — Multi-runner concurrency pool (Enterprise)
CrewForm uses an open-core model: a free Community Edition under AGPL-3.0 and a proprietary Enterprise Edition.
| Free | Pro | Team | Enterprise | |
|---|---|---|---|---|
| Agents | 3 | 25 | Unlimited | Unlimited |
| Tasks/month | 50 | 1,000 | Unlimited | Unlimited |
| Teams | 1 | 10 | Unlimited | Unlimited |
| Members | 1 | 3 | 25 | Unlimited |
| MCP Protocol | ✅ | ✅ | ✅ | ✅ |
| AG-UI Protocol | ✅ | ✅ | ✅ | ✅ |
| Knowledge Base | 3 docs | 25 docs | Unlimited | Unlimited |
| A2A Consume | ✅ | ✅ | ✅ | ✅ |
| A2A Publish | — | ✅ | ✅ | ✅ |
| Chat Widget | — | ✅ | ✅ | ✅ |
| Pipeline Mode | ✅ | ✅ | ✅ | ✅ |
| Orchestrator Mode | — | ✅ | ✅ | ✅ |
| Collaboration Mode | — | — | ✅ | ✅ |
| Team Memory | — | — | ✅ | ✅ |
| Audit Logs | — | — | — | ✅ |
| Self-Hosting | ✅ (CE) | ✅ | ✅ | ✅ |
See LICENSING.md for full details on the dual-license model.
| Guide | Description |
|---|---|
| Quick Start | Get running in under 5 minutes |
| Run Your First Agent System | Golden-path demo: add one key, run a real pipeline, inspect the output |
| Agents Guide | Models, system prompts, and agent lifecycle |
| Pipeline Teams | Multi-agent sequential workflows |
| Orchestration Teams | Brain agent with delegation trees |
| Collaboration Teams | Multi-agent real-time discussion |
| Channels | Discord, Slack, Telegram, Email triggers |
| Discord Integration | Slash commands and bot setup |
| Output Routes | Deliver results to external destinations |
| MCP Protocol | Connect agents to external tool servers |
| MCP Server Publishing | Expose agents as MCP tools for Claude Desktop, Cursor |
| Knowledge Base | RAG document upload, chunking, and search |
| A2A Protocol | Agent-to-Agent interoperability |
| AG-UI Protocol | Real-time SSE streaming for frontends |
| API Reference | REST API endpoints and authentication |
| Self-Hosting | Docker Compose production deployment |
| Visual Workflow Builder | Interactive canvas with live execution observability |
| Chat Widget | Embed agents on any website with a script tag |
| Observability | OpenTelemetry + Langfuse tracing setup |
| Workflow Templates | Create, install, and share reusable workflow blueprints |
| CLI Tool | Run agents from the terminal with npx crewform |
| Changelog | Release notes and version history |
┌──────────────────────────────────────────────────────────────────┐
│ CrewForm UI │
│ React + TypeScript + Tailwind + ShadCN │
│ Visual Workflow Canvas · AG-UI SSE Streaming · Chat Widget │
├──────────────────────────────────────────────────────────────────┤
│ Supabase Layer │
│ Auth · PostgreSQL · Realtime · Storage │
│ Edge Functions (REST API) · pgvector (RAG) │
├──────────────────────────────────────────────────────────────────┤
│ Task Runner │
│ Node.js · Multi-Provider LLM │
│ ┌─────────────────────────────────────────────────────────┐ │
│ │ OpenAI · Anthropic · Gemini · Groq · Mistral · Cohere │ │
│ │ NVIDIA · Perplexity · Together · OpenRouter · HuggingFace│ │
│ │ MiniMax · Moonshot · Venice · Ollama (local) · xAI │ │
│ └─────────────────────────────────────────────────────────┘ │
├──────────────────────────────────────────────────────────────────┤
│ Protocol Layer │
│ ┌──────────────┐ ┌──────────────┐ ┌───────────────────────┐ │
│ │ MCP Protocol │ │ A2A Protocol │ │ AG-UI Protocol │ │
│ │ Client+Server │ │ Bidirectional│ │ SSE + Rich Interactions│ │
│ └──────────────┘ └──────────────┘ └───────────────────────┘ │
├──────────────────────────────────────────────────────────────────┤
│ Integrations │
│ Channels (Discord · Slack · Telegram · Email) · Output Routes (16)│
│ Zapier (7,000+ apps) · Google Workspace · Webhooks · REST API │
├──────────────────────────────────────────────────────────────────┤
│ Observability │
│ OpenTelemetry · Langfuse · Datadog · Jaeger │
├──────────────────────────────────────────────────────────────────┤
│ Your LLM Providers │
│ BYOK — Your Keys, Your Cost │
└──────────────────────────────────────────────────────────────────┘
| Layer | Technology |
|---|---|
| Frontend | React 18 · TypeScript · Vite · Tailwind CSS · ShadCN UI |
| State | TanStack Query · Zustand |
| Backend | Supabase (Auth, PostgreSQL, Realtime, Edge Functions) |
| Task Runner | Node.js · 16 LLM providers + Ollama (local) |
| Vector Search | pgvector — hybrid search (cosine + full-text + reranking) |
| Protocols | MCP (client + server) · A2A (bidirectional) · AG-UI (SSE + rich interactions) |
| Observability | OpenTelemetry · Langfuse · Datadog · Jaeger |
| Integrations | Zapier · Discord · Slack · Telegram · Email · Webhooks · Chat Widget |
| Validation | Zod |
| Deployment | Vercel · Docker Compose · Railway · Render |
We welcome contributions from everyone! Please see CONTRIBUTING.md for:
- 🐛 How to report bugs
- 💡 How to suggest features
- 🔧 Development setup guide
- 📋 Coding standards
- 💬 Discord — Chat with the team and community
- 🗣️ GitHub Discussions — Ideas, Q&A, and show & tell
- 🐦 Twitter/X — Product updates and AI ecosystem commentary
- 📧 Email — team@crewform.tech
What is CrewForm?
CrewForm is an open-source AI orchestration platform that lets you deploy, manage, and collaborate on multi-agent AI workflows through a visual UI — without vendor lock-in or LLM cost markup.
Is CrewForm free to use?
Yes. CrewForm's Community Edition is open-source under the AGPL v3 license. You can self-host it for free. We also offer a hosted version with a free tier at crewform.tech. Paid plans (Pro $39/mo, Team $99/mo, Enterprise custom) unlock additional features.
What is the CE/EE split?
CrewForm uses an open-core model. All code outside ee/ is Community Edition (AGPL-3.0, free). Code inside ee/ is Enterprise Edition (proprietary, requires a license key). CE includes agents, pipeline teams, marketplace, and self-hosting. EE adds orchestrator mode, collaboration, memory, audit logs, and more.
What does BYOK mean?
BYOK stands for Bring Your Own Key. You connect your own API keys from providers like Anthropic, Google, or OpenAI. CrewForm never touches your LLM spend — you pay your provider directly at their standard rates.
Can I self-host CrewForm?
Yes! CrewForm supports Docker-based self-hosting. See our self-hosting guide for instructions.
What LLM providers are supported?
CrewForm supports 16 cloud providers + Ollama for local models:
OpenAI, Anthropic, Google Gemini, Groq, Mistral, Cohere, NVIDIA NIM, Perplexity, Together, OpenRouter, HuggingFace, MiniMax, Moonshot, Venice, xAI, and Ollama (local — Llama 3, Mistral, Phi, etc.).
Ollama enables fully air-gapped setups — zero API keys, zero data leaving your network. More providers can be added via the modular provider architecture.
What integrations are available?
CrewForm integrates with Zapier (7,000+ apps), messaging channels (Discord, Slack, Telegram, Email, Trello), output routes (webhooks, MS Teams, Asana, Trello, and more), and three agentic protocols: MCP (Model Context Protocol) for connecting to thousands of external tool servers, A2A (Agent-to-Agent) for delegating tasks to external AI agents, and AG-UI (Agent-User Interface) for real-time SSE streaming to any frontend.
How does CrewForm differ from CrewAI or LangGraph?
CrewAI and LangGraph are code-first orchestration libraries. CrewForm is a self-hostable control plane around agent systems: visual orchestration, task execution, workspaces, billing, RBAC, marketplace/templates, messaging channels, RAG, observability, REST APIs, and production deployment. It also treats interoperability as a core runtime concern with native MCP, A2A, and AG-UI support.
| Capability | CrewForm | Others |
|---|---|---|
| Visual Control Plane | ✅ Drag-and-drop canvas + live execution | Often code-only or basic flow editors |
| Multi-Agent Teams | ✅ 3 modes — Pipeline, Orchestrator, Collaboration | Usually single-mode or code-defined |
| MCP Protocol | ✅ Client + Server (bidirectional) | Typically client-only or unsupported |
| A2A Protocol | ✅ Bidirectional (consume + publish) | Not supported |
| AG-UI Protocol | ✅ SSE + rich interactions | Not supported |
| Protocol-Native Runtime | ✅ MCP + A2A + AG-UI — native | Usually zero or one |
| LLM Providers | ✅ 16 + Ollama (local) | Often limited or requires plugins |
| BYOK (zero markup) | ✅ Your keys, your cost | Often limited providers or markup fees |
| Local Models (Ollama) | ✅ Native, fully air-gapped | Varies |
| RAG / Knowledge Base | ✅ Hybrid search + retrieval tester | Sometimes available, often requires plugins |
| Chat Widget | ✅ One script tag, streaming, domain security | Rare — usually requires custom dev |
| Observability | ✅ OTLP + Langfuse | Sometimes available |
| Fan-Out (Parallel) | ✅ Built-in branching + merge | Rare in visual tools |
| Agent Marketplace | ✅ Browse, install, publish | Rare in open-source tools |
| Workflow Templates | ✅ Variable-driven blueprints with one-click install | Not available |
| Data Portability | ✅ JSON export/import for agents and teams | Usually locked to platform |
| Self-Hosting | ✅ One-command Docker Compose | Often cloud-only or complex setup |
| Open Source | ✅ AGPL-3.0 | Varies |
CrewForm combines native MCP, A2A, and AG-UI with a visual runtime, self-hosting, BYOK, knowledge, APIs, and observability so teams can operate interoperable agent systems instead of stitching isolated tools together.
CrewForm uses a dual-license model:
- Community Edition (everything outside
ee/) — GNU Affero General Public License v3.0 - Enterprise Edition (inside
ee/) — CrewForm Enterprise License
You can use, modify, and distribute the Community Edition freely. Enterprise features require a valid license key. See LICENSING.md for full details.
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