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Pick up to four tools and compare adoption, momentum and maintenance at a glance. The crown marks the leader in each row.
| Metric | Sim | n8n | Dify | Langflow |
|---|---|---|---|---|
| Stars | 30.1k | 210k | 161k | 156k |
| Weekly downloads | n/a | 150k | n/a | 8.6k |
| Download growth | n/a | +7% | n/a | -5% |
| Popularity score | 82/100 | 79/100 | 95/100 | 69/100 |
| Forks | 3.9k | 61.5k | 25.4k | 10.3k |
| Open issues | 359 | 1.2k | 1.2k | 1.3k |
| Last commit | 4d ago | today | 4d ago | 5d ago |
| Latest version | n/a | 2.47.4 | n/a | 1.13.2Nov 10, 2026 |
| License | Apache-2.0 | n/a | n/a | MIT |
| First released | 2025 | 2019 | 2023 | 2023 |
| Signals | Rising | TrendingPopular | Popular | None |
| Listed in | AI & Machine Learning › AI Workflow & App Builders | AI & Machine Learning › AI Workflow & App Builders | AI & Machine Learning › AI Workflow & App Builders | AI & Machine Learning › AI Workflow & App Builders |
Hover for exact values; switch to log scale for tools of very different sizes. Not shown (no comparable download data): Sim, Dify, Langflow.