head to head · open source
Milvus vs HeidiSQL
Milvus has 46,578 GitHub stars, 4,327 forks, 1,405 open issues and last shipped yesterday. HeidiSQL has 6,315 stars, 600 forks, 324 open issues and last shipped 2 days ago. Milvus leads on adoption by 638% (46,578 vs 6,315 stars). Milvus is written in Go under Apache-2.0; HeidiSQL is written in Pascal under GPL-2.0. Milvus has attracted 9% as many forks as stars, HeidiSQL 10%. 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.
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Side by side
| Milvus | HeidiSQL | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 6.3K |
| License | Apache-2.0 | GPL-2.0 |
| Written in | Go | Pascal |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 4.3K | ⑂ 600 |
| 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 HeidiSQL if
- You want the HeidiSQL feature set and don't need the biggest community
- You prefer the GPL-2.0 license terms
- Your stack matches Pascal
- You evaluated both and HeidiSQL 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 HeidiSQL
HeidiSQL HeidiSQL is a graphical interface for managing MariaDB or MySQL servers, Microsoft SQL databases, PostgreSQL, SQLite, Interbase or Firebird. "Heidi" lets you browse and edit data, create and edit tables, views, procedures, triggers and scheduled events. Also, you can export structure and data, either to SQL file, clipboard or to other servers. Read about features or see some screenshots. Need help? Look at the online help page to learn how to use HeidiSQL. The forum is meant to ask questions. The issue tracker is the place to report bugs or request new features. Building For compiling on platforms other…
read the full HeidiSQL overview →
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Frequently asked questions
Is Milvus or HeidiSQL more popular?
Milvus has 46,578 GitHub stars and HeidiSQL has 6,315. Milvus has the larger community by that measure.
Are Milvus and HeidiSQL free?
Both are open source. Milvus is licensed under Apache-2.0 and HeidiSQL under GPL-2.0. Neither carries a licence fee.
What is the difference between Milvus and HeidiSQL?
Milvus is written in Go and HeidiSQL in Pascal. 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 HeidiSQL?
Choose Milvus if you want the larger community (46,578 stars) or its Apache-2.0 licence terms. Choose HeidiSQL if its feature set, stack or GPL-2.0 licence fits better. Both are self-hostable.