head to head · open source
Milvus vs mikro-orm
Milvus has 46,578 GitHub stars, 4,327 forks, 1,405 open issues and last shipped yesterday. mikro-orm has 9,267 stars, 701 forks, 20 open issues and last shipped yesterday. Milvus leads on adoption by 403% (46,578 vs 9,267 stars). Milvus is written in Go under Apache-2.0; mikro-orm is written in TypeScript under MIT. Milvus has attracted 9% as many forks as stars, mikro-orm 8%. Milvus 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.
← all 20902 open source comparisons
Side by side
| Milvus | mikro-orm | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 9.3K |
| License | Apache-2.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 4.3K | ⑂ 701 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Milvus if
- You weight community size — 47K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick mikro-orm if
- You want the mikro-orm feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and mikro-orm fits your workflow better
About Milvus
What is Milvus? 🐦 Milvus is a high performance vector database built for scale. It powers AI applications by efficiently organizing and searching vast amounts of unstructured data, such as text, images, and multi modal information. 🧑💻 Written in Go and C++, Milvus implements hardware acceleration for CPU/GPU to achieve best in class vector search performance. Thanks to its fully distributed and K8s native architecture, Milvus can scale horizontally, handle tens of thousands of search queries on billions of vectors, and keep data fresh with real time streaming updates. Milvus also supports Standalone mode for…
read the full Milvus overview →
About mikro-orm
TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, MariaDB, PostgreSQL (including CockroachDB and PGlite), SQLite (including libSQL), MSSQL and Oracle databases. Heavily inspired by Doctrine and Hibernate. Quick Start Install a driver package for your database: If you use additional packages like @mikro orm/cli , @mikro orm/migrations , or @mikro orm/entity generator , install @mikro orm/core explicitly as well. See the quick start guide for details. Define Entities The recommended way to define entities is using defineEntity with setClass : You can…
read the full mikro-orm overview →
More in Infrastructure & Operations
Related comparisons
More Databases projects
Compare either of these against the rest of the Databases field.
Frequently asked questions
Is Milvus or mikro-orm more popular?
Milvus has 46,578 GitHub stars and mikro-orm has 9,267. Milvus has the larger community by that measure.
Are Milvus and mikro-orm free?
Both are open source. Milvus is licensed under Apache-2.0 and mikro-orm under MIT. Neither carries a licence fee.
What is the difference between Milvus and mikro-orm?
Milvus is written in Go and mikro-orm in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Milvus or mikro-orm?
Choose Milvus if you want the larger community (46,578 stars) or its Apache-2.0 licence terms. Choose mikro-orm if its feature set, stack or MIT licence fits better. Both are self-hostable.