UnderstudyvsValkey
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Understudy | Valkey | |
|---|---|---|
| Score | 48/100 | 81/100 |
| Rank in category | #110 of 209 in AI Agents | #3 of 38 in Databases |
| GitHub stars | 465 | 27 554 |
| Stars, last 30 days | +0 | +267 |
| Stable releases, 12 months | 0 | 22 |
| Latest release | — | 9.0.7 · 27 Oct 2026 |
| Setup | Moderate | Easy |
| Official Docker image | No | Yes |
| License | MIT | BSD-3-Clause |
| Main language | Typescript | C |
Which one should you pick?
Valkey scores 81/100 against 48/100 for Understudy, so it is the safer default.
Valkey ships more often: 22 stable releases in the past year, against 0 for Understudy.
If you want the quickest setup, Valkey is easier to run; Understudy needs more configuration.
Valkey is growing faster right now (+267 stars in 30 days).
Understudy details →Valkey details →