head to head · open source
Milvus vs GRDB.swift
Milvus has 46,166 GitHub stars, 4,257 forks, 1,405 open issues and last shipped today. GRDB.swift has 8,650 stars, 1,048 forks, 15 open issues and last shipped 5 days ago. Milvus leads on adoption by 434% (46,166 vs 8,650 stars). Milvus is written in Go under Apache-2.0; GRDB.swift is written in Swift under MIT. Milvus has attracted 9% as many forks as stars, GRDB.swift 12%. 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 | GRDB.swift | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 8.7K |
| License | Apache-2.0 | MIT |
| Written in | Go | Swift |
| Last push | 2026-09-20 | 2026-09-15 |
| Forks | ⑂ 4.3K | ⑂ 1.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Milvus if
- You weight community size — 46K 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 GRDB.swift if
- You want the GRDB.swift feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Swift
- You evaluated both and GRDB.swift fits your workflow better
About Milvus
Milvus is a high performance, cloud native vector database written in Go and C++, designed to power AI applications by efficiently storing, indexing, and searching large scale unstructured data such as text, images, and multi modal embeddings. It implements hardware accelerated approximate nearest neighbor (ANN) search using algorithms like HNSW, FAISS, and DiskANN, and supports both real time streaming updates and batch ingestion. Milvus lives in the GenAI infrastructure ecosystem, serving as the persistent storage and retrieval layer for embedding based workloads including RAG, recommendation, and image search.…
read the full Milvus overview →
About GRDB.swift
GRDB.swift is an MIT licensed Swift toolkit for SQLite databases, focused on application development, for Swift developers who need to store an app's permanent data on iOS, macOS, tvOS, or watchOS without hand writing SQL and raw row handling.
read the full GRDB.swift overview →
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Frequently asked questions
Is Milvus or GRDB.swift more popular?
Milvus has 46,166 GitHub stars and GRDB.swift has 8,650. Milvus has the larger community by that measure.
Are Milvus and GRDB.swift free?
Both are open source. Milvus is licensed under Apache-2.0 and GRDB.swift under MIT. Neither carries a licence fee.
What is the difference between Milvus and GRDB.swift?
Milvus is written in Go and GRDB.swift in Swift. 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 GRDB.swift?
Choose Milvus if you want the larger community (46,166 stars) or its Apache-2.0 licence terms. Choose GRDB.swift if its feature set, stack or MIT licence fits better. Both are self-hostable.