head to head · open source
dapr vs harmonist
dapr has 26,172 GitHub stars, 2,172 forks, 452 open issues and last shipped 3 days ago. harmonist has 2,244 stars, 209 forks, 1 open issues and last shipped 5 months ago. dapr leads on adoption by 1,066% (26,172 vs 2,244 stars). dapr is written in Go under Apache-2.0; harmonist is written in Python under MIT. dapr has attracted 8% as many forks as stars, harmonist 9%. dapr was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-agents), 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
| dapr | harmonist | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 2.2K |
| License | Apache-2.0 | MIT |
| Written in | Go | Python |
| Last push | 2026-10-31 | 2026-06-09 |
| Forks | ⑂ 2.2K | ⑂ 209 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick dapr if
- You weight community size — 26K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick harmonist if
- You want the harmonist feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and harmonist fits your workflow better
About dapr
The runtime for durable execution, AI agents, and secure distributed applications [![Go Report][go report badge]][go report url] [![OpenSSF][openssf badge]][openssf url] [![Docker Pulls][docker badge]][docker url] [![Build Status][actions badge]][actions url] [![Test Status][e2e badge]][e2e url] [![Code Coverage][codecov badge]][codecov url] [![License: Apache 2.0][apache badge]][apache url] [![FOSSA Status][fossa badge]][fossa url] [![TODOs][todo badge]][todo url] [![Good First Issues][gfi badge]][gfi url] [![discord][discord badge]][discord url] [![YouTube][youtube badge]][youtube link] [![Bluesky][bluesky…
About harmonist
If you are an AI agent asked to install or integrate this pack: read integration prompt.md and execute its steps. Do not apply AGENTS.template.md as a live rule inside the pack folder — it is the template that becomes the user project's AGENTS.md during integration. Harmonist Portable AI agent orchestration with mechanical protocol enforcement A drop in multi agent framework for Cursor, Claude Code, Copilot, Windsurf, Aider, and other AI coding assistants. Built and maintained by GammaLab · @GammaLabTechnologies Most AI coding frameworks trust the language model to follow the rules. Harmonist refuses to let it…
read the full harmonist overview →
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Frequently asked questions
Is dapr or harmonist more popular?
dapr has 26,172 GitHub stars and harmonist has 2,244. dapr has the larger community by that measure.
Are dapr and harmonist free?
Both are open source. dapr is licensed under Apache-2.0 and harmonist under MIT. Neither carries a licence fee.
What is the difference between dapr and harmonist?
dapr is written in Go and harmonist in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, dapr or harmonist?
Choose dapr if you want the larger community (26,172 stars) or its Apache-2.0 licence terms. Choose harmonist if its feature set, stack or MIT licence fits better. Both are self-hostable.