head to head · open source
Milvus vs flyway
Milvus has 46,578 GitHub stars, 4,327 forks, 1,405 open issues and last shipped yesterday. flyway has 10,185 stars, 1,634 forks, 258 open issues and last shipped 6 days ago. Milvus leads on adoption by 357% (46,578 vs 10,185 stars). Milvus is written in Go under Apache-2.0; flyway is written in Java under Apache-2.0. Milvus has attracted 9% as many forks as stars, flyway 16%. 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 | flyway | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 10K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Java |
| Last push | 2026-11-04 | 2026-10-30 |
| Forks | ⑂ 4.3K | ⑂ 1.6K |
| 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 flyway if
- You want the flyway 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 flyway 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 flyway
Flyway by Redgate Database Migrations Made Easy. Evolve your database schema easily and reliably across all your instances. Simple, focused and powerful. Works on Windows, macOS, Linux, Docker and Java Supported build tools Maven and Gradle Supported databases Supports 50+ DBMS, including: Oracle, SQL Server, MySQL, PostgreSQL, MariaDB, MongoDB, Snowflake, Google BigQuery, Amazon Redshift, Azure Synapse, SAP HANA (including SAP HANA Cloud), SQLite, IBM DB2 LUW, Amazon Aurora MySQL, Amazon Aurora PostgreSQL, Google Cloud Spanner, SingleStoreDB, CockroachDB, TimescaleDB, Babelfish, Cassandra, Couchbase, Fabric…
read the full flyway overview →
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Frequently asked questions
Is Milvus or flyway more popular?
Milvus has 46,578 GitHub stars and flyway has 10,185. Milvus has the larger community by that measure.
Are Milvus and flyway free?
Both are open source. Milvus is licensed under Apache-2.0 and flyway under Apache-2.0. Neither carries a licence fee.
What is the difference between Milvus and flyway?
Milvus is written in Go and flyway 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, Milvus or flyway?
Choose Milvus if you want the larger community (46,578 stars) or its Apache-2.0 licence terms. Choose flyway if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.