head to head · open source
orm vs kairosdb
orm has 47,640 GitHub stars, 2,538 forks, 2,627 open issues and last shipped 2 days ago. kairosdb has 1,761 stars, 340 forks, 141 open issues and last shipped 7 months ago. orm leads on adoption by 2,605% (47,640 vs 1,761 stars). orm is written in TypeScript under Apache-2.0; kairosdb is written in Java under Apache-2.0. orm has attracted 5% as many forks as stars, kairosdb 19%. orm was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | kairosdb | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 1.8K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-09-18 | 2026-03-05 |
| Forks | ⑂ 2.5K | ⑂ 340 |
| 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 kairosdb if
- You want the kairosdb feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and kairosdb 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 kairosdb
KairosDB is fast distributed scalable time series database. It is written in Java. It is built on top of Cassandra. It sits in Infrastructure & Operations / Databases. Its topics are java, kairosdb, metrics, timeseries, timeseries database. It uses Apache 2.0 license. Its tagline and GitHub description both say fast scalable time series database. It has 1761 stars, 340 forks, 141 open issues, and no contributor count. Its repo age is 14 years. Its last push is 2026 03 05T22:27:54Z.
read the full kairosdb overview →
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Frequently asked questions
Is orm or kairosdb more popular?
orm has 47,640 GitHub stars and kairosdb has 1,761. orm has the larger community by that measure.
Are orm and kairosdb free?
Both are open source. orm is licensed under Apache-2.0 and kairosdb under Apache-2.0. Neither carries a licence fee.
What is the difference between orm and kairosdb?
orm is written in TypeScript and kairosdb in Java. 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 kairosdb?
Choose orm if you want the larger community (47,640 stars) or its Apache-2.0 licence terms. Choose kairosdb if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.