head to head · open source
orm vs UStore
orm has 47,640 GitHub stars, 2,538 forks, 2,627 open issues and last shipped 2 days ago. UStore has 638 stars, 35 forks, 26 open issues and last shipped 5 days ago. orm leads on adoption by 7,367% (47,640 vs 638 stars). orm is written in TypeScript under Apache-2.0; UStore is written in C++ under Apache-2.0. orm has attracted 5% as many forks as stars, UStore 5%. orm was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (database), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| orm | UStore | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 638 |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | C++ |
| Last push | 2026-09-18 | 2026-09-15 |
| Forks | ⑂ 2.5K | ⑂ 35 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick orm if
- You weight community size — 48K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick UStore if
- You want the UStore feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C++
- You evaluated both and UStore fits your workflow better
About orm
Prisma ORM is a next generation TypeScript ORM for Node.js and TypeScript applications, supporting PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB, and CockroachDB, and it is aimed at developers and teams building data backed applications in that ecosystem.
About UStore
UStore is an Apache 2.0, C++ multi modal database that holds blobs, documents, graphs, and vectors behind one ACID transactional API, aimed at Python, C, C++, GoLang, and Java developers building AI and semantic search systems.
read the full UStore overview →
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Frequently asked questions
Is orm or UStore more popular?
orm has 47,640 GitHub stars and UStore has 638. orm has the larger community by that measure.
Are orm and UStore free?
Both are open source. orm is licensed under Apache-2.0 and UStore under Apache-2.0. Neither carries a licence fee.
What is the difference between orm and UStore?
orm is written in TypeScript and UStore in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, orm or UStore?
Choose orm if you want the larger community (47,640 stars) or its Apache-2.0 licence terms. Choose UStore if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.