Kestra vs Sim
Comparing two open source alternatives to Zapier and Make. Use the comparison below to decide which one fits your needs.
Kestra
Apache-2.0Event-driven workflow orchestration platform with a YAML-based pipeline DSL, 500+ plugins, and a built-in UI editor.
Sim
Apache-2.0Sim is an open-source workspace to build, deploy, and orchestrate AI agents and agentic workflows. Visually connect LLMs, tools, and data sources without giving up control.
Side-by-side comparison
| Kestra | Sim | |
|---|---|---|
| License | Apache-2.0 | Apache-2.0 |
| Self-hostable | Yes | Yes |
| GitHub Stars | 27,930 | 29,475 |
| Forks | 2,943 | 3,793 |
| Open Issues | 705 | 301 |
| Last Commit | Aug 26, 2026 | Aug 26, 2026 |
| First Released | Aug 24, 2019 | Jan 5, 2025 |
| Categories | ||
| Tags |
GitHub stars over time
GitHub stars over time
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