head to head · open source
Archon vs Slickflow
Archon has 23,823 GitHub stars, 3,520 forks, 321 open issues and last shipped 2 days ago. Slickflow has 923 stars, 265 forks, 11 open issues and last shipped 4 months ago. Archon leads on adoption by 2,481% (23,823 vs 923 stars). Archon is written in TypeScript under MIT; Slickflow is written in C# under MIT. Archon has attracted 15% as many forks as stars, Slickflow 29%. Archon was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (workflow-engine), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Archon | Slickflow | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 923 |
| License | MIT | MIT |
| Written in | TypeScript | C# |
| Last push | 2026-11-03 | 2026-06-24 |
| Forks | ⑂ 3.5K | ⑂ 265 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Archon if
- You weight community size — 24K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Slickflow if
- You want the Slickflow feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and Slickflow fits your workflow better
About Archon
Archon The first open source harness builder for AI coding. Make AI coding deterministic and repeatable. Archon is a workflow engine for AI coding agents. Define your development processes as YAML workflows planning, implementation, validation, code review, PR creation and run them reliably across all your projects. Like what Dockerfiles did for infrastructure and GitHub Actions did for CI/CD Archon does for AI coding workflows. Think n8n, but for software development. Why Archon? When you ask an AI agent to "fix this bug", what happens depends on the model's mood. It might skip planning. It might forget to run…
read the full Archon overview →
About Slickflow
Slickflow Current Version: NET8 1. 🤖 AI Powered Workflow Automation SlickFlow: Intelligent Workflow Automation with Large Language Models Slickflow integrates cutting edge Large Language Model (LLM) nodes directly into BPMN workflows, enabling advanced conversational reasoning, RAG (Retrieval Augmented Generation), image understanding and other AI capabilities as first class workflow steps . This transforms traditional workflow systems into dynamic, AI driven orchestration platforms. 1.1 Native LLM Node Integration Add LLM / RAG / Agent nodes into your process diagrams as easily as traditional service tasks…
read the full Slickflow overview →
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Frequently asked questions
Is Archon or Slickflow more popular?
Archon has 23,823 GitHub stars and Slickflow has 923. Archon has the larger community by that measure.
Are Archon and Slickflow free?
Both are open source. Archon is licensed under MIT and Slickflow under MIT. Neither carries a licence fee.
What is the difference between Archon and Slickflow?
Archon is written in TypeScript and Slickflow in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Archon or Slickflow?
Choose Archon if you want the larger community (23,823 stars) or its MIT licence terms. Choose Slickflow if its feature set, stack or MIT licence fits better. Both are self-hostable.