# polar vs Urbit

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

| | polar | Urbit |
|---|---|---|
| Score | 71/100 ✓ | 63/100 |
| Rank in category | #1 of 13 in Billing | #3 of 8 in Operating System |
| GitHub stars | 10 437 ✓ | 3 622 |
| Stars, last 30 days | +158 ✓ | +5 |
| Stable releases, 12 months | 1 | 6 ✓ |
| Latest release | @polar-sh/cli@3.0.0 · 16 Oct 2026 ✓ | 408k-2 · 4 Aug 2026 |
| Setup | Advanced | Advanced ✓ |
| Official Docker image | No | No |
| License | Apache-2.0 | MIT |
| Main language | Python | hoon |

## Which one should you pick?

polar scores 71/100 against 63/100 for Urbit, so it is the safer default.

Urbit ships more often: 6 stable releases in the past year, against 1 for polar.

polar is growing faster right now (+158 stars in 30 days).

## Details

- [polar](https://selfhost.directory/project/polar) (markdown: https://selfhost.directory/project/polar.md)
- [Urbit](https://selfhost.directory/project/urbit) (markdown: https://selfhost.directory/project/urbit.md)

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Source: https://selfhost.directory/compare/polar-vs-urbit