# retroassembly vs Semaphore UI

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | retroassembly | Semaphore UI |
|---|---|---|
| Score | 56/100 | 73/100 ✓ |
| Rank in category | #5 of 5 in Emulation | #12 of 166 in Developer Tools |
| GitHub stars | 1 153 | 14 337 ✓ |
| Stars, last 30 days | +72 | +149 ✓ |
| Stable releases, 12 months | 3 | 20 ✓ |
| Latest release | v7.260719.1051 · 19 Jul 2026 | v2.18.31 · 7 Oct 2026 ✓ |
| Setup | Easy ✓ | Easy |
| Official Docker image | Yes | Yes |
| License | MIT | MIT |
| Main language | Typescript | Go |

## Which one should you pick?

Semaphore UI scores 73/100 against 56/100 for retroassembly, so it is the safer default.

Semaphore UI ships more often: 20 stable releases in the past year, against 3 for retroassembly.

Semaphore UI is growing faster right now (+149 stars in 30 days).

## Details

- [retroassembly](https://selfhost.directory/project/retroassembly) (markdown: https://selfhost.directory/project/retroassembly.md)
- [Semaphore UI](https://selfhost.directory/project/semaphore-ui) (markdown: https://selfhost.directory/project/semaphore-ui.md)

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Source: https://selfhost.directory/compare/retroassembly-vs-semaphore-ui