# exo vs Understudy

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

| | exo | Understudy |
|---|---|---|
| Score | 76/100 ✓ | 48/100 |
| Rank in category | #6 of 25 in LLM Inference | #110 of 209 in AI Agents |
| GitHub stars | 48 083 ✓ | 465 |
| Stars, last 30 days | +448 ✓ | +0 |
| Stable releases, 12 months | 7 ✓ | 0 |
| Latest release | v1.0.71 · 23 Apr 2026 | — |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | No |
| License | Apache-2.0 | MIT |
| Main language | Python | Typescript |

## Which one should you pick?

exo scores 76/100 against 48/100 for Understudy, so it is the safer default.

exo ships more often: 7 stable releases in the past year, against 0 for Understudy.

If you want the quickest setup, exo is easier to run; Understudy needs more configuration.

exo is growing faster right now (+448 stars in 30 days).

## Details

- [exo](https://selfhost.directory/project/exo) (markdown: https://selfhost.directory/project/exo.md)
- [Understudy](https://selfhost.directory/project/understudy) (markdown: https://selfhost.directory/project/understudy.md)

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Source: https://selfhost.directory/compare/exo-vs-understudy