Best Embedded Databases in 2026
Updated
31 embedded databases ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
31ranked
0free plans on this page
5 Oct 2026last checked
0 of the 6 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | UnQLiteWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.2 |
| 27 | redbNo platforms listed | No signal | — | — | 0 of 6 | — | 5.1 |
| 28 | sql.jsWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 29 | TkrzwNo platforms listed | No signal | — | — | 0 of 6 | — | 5.1 |
| 30 | PouchDBWeb | No signal | — | — | 1 of 6 | — | 5.0 |
| 31 | RistrettoWindows · Mac · Linux | One bar | — | — | 3 of 6 | — | 5.0 |
Compare all 6 in a table
| # | App | Score | Free plan | Free plan | Paid from | Supported platforms | Database model |
|---|---|---|---|---|---|---|---|
| 26 | UnQLite | 5.2 | No | Yes | — | — | — |
| 27 | redb | 5.1 | No | Yes | — | Rust crate; no_std targets with atomic compare-and-swap, including Cortex-M3 and above but excluding Cortex-M0 | key-value |
| 28 | sql.js | 5.1 | No | Yes | — | Web browsers; Node.js | relational |
| 29 | Tkrzw | 5.1 | No | — | — | C++ library with Python, Ruby, Java, and Go bindings | key-value |
| 30 | PouchDB | 5.0 | No | Yes | — | — | — |
| 31 | Ristretto | 5.0 | No | — | — | — | — |
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