Comparison
datalevin vs milvus
datalevin (A simple, fast and versatile Datalog database) vs milvus (High-performance cloud-native vector database for scalable vector ANN search) - live GitHub stats and typed graph relationships, not marketing.
Markdown twin · datalevin alternatives · milvus alternatives
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Tagline
- datalevin
- A simple, fast and versatile Datalog database
- milvus
- High-performance cloud-native vector database for scalable vector ANN search
Stars
- datalevin
- 1.4k
- milvus
- 45k
Forks
- datalevin
- 82
- milvus
- 4.1k
Open issues
- datalevin
- 27
- milvus
- 972
Language
- datalevin
- Clojure
- milvus
- Go
Adopt for
- datalevin
- Datalevin is suited for applications needing the simplicity, speed, and expressiveness of Datalog with straightforward ACID compliance. Its cost-based query optimizer offers competitive performance against SQL RDBMS and献
- milvus
- Milvus is a high-performance vector database built for scalable vector ANN search, designed for handling vast amounts of unstructured data such as text and images. It offers a fully distributed and Kubernetes-native (K8s
Persona
- datalevin
- -
- milvus
- -
Runtime
- datalevin
- -
- milvus
- -
License
- datalevin
- Datalevin is available under the EPL-2.0 license, meaning it provides a strong open-source licensing framework suitable for both commercial and custom purposes, with conditions on attribution, copy of
- milvus
- Apache-2.0
Last pushed
- datalevin
- Jul 8, 2026
- milvus
- Jul 8, 2026
Categories
- datalevin
- Vector Databases
- milvus
- Vector Databases
Trust and health
Open issues (now)
- datalevin
- 27
- milvus
- 972
Security scan
- datalevin
- Not scanned
- milvus
- 12 low (12 low)
Full report
- datalevin
- Trust report
- milvus
- Trust report
Typed relationship
datalevin alternative milvusMilvus is a high-performance cloud-native vector database, while Datalevin offers versatile and fast data management capabilities but both can handle similar data types (e.g., vectors), indicating they serve as alternatives for certain use cases.
Choose datalevin if…
- datalevin is primarily Clojure; milvus is Go.
- License: datalevin is EPL-2.0, milvus is Apache-2.0.
- Requirements: Min 1 GB RAM.
- Milvus is a high-performance cloud-native vector database, while Datalevin offers versatile and fast data management capabilities but both can handle similar data types (e.g., vectors), indicating they serve as alternatives for certain use cases.
- Tags unique to datalevin: embedded-database, vector-database, graph-database, ai-native.
- When you need a simple yet durable Datalog database with direct updates and deletions without complex temporal handling.
When NOT to use datalevin
- When working in environments strictly requiring SQL-based relational database systems and familiarity with complex temporal handling similar to Datomic®.
- If you need extended transactional semantics such as those offered by Datomic®, which includes more intricate time-based operations.
- In cases where the overhead of embedding a Datalog engine for less critical query performance is not justified.
Choose milvus if…
- milvus is primarily Go; datalevin is Clojure.
- License: milvus is Apache-2.0, datalevin is EPL-2.0.
- Milvus is a high-performance cloud-native vector database, while Datalevin offers versatile and fast data management capabilities but both can handle similar data types (e.g., vectors), indicating they serve as alternatives for certain use cases.
- Tags unique to milvus: anns, distributed, cloud-native, embedding-database.
- milvus ships Docker support for self-hosted deployment.
- You need to perform near real-time similarity searches on large-scale datasets with efficient search performance.
When NOT to use milvus
- Your project requires extensive SQL-like querying capabilities, as Milvus specializes in vector data management rather than traditional relational data handling.
- If you require a fully managed service with minimal setup overhead, consider alternatives or use Zilliz Cloud for the managed version of Milvus. The standalone and distributed versions may demand more
- You are working on small-scale projects where simplicity outweighs performance and scalability needs, since Milvus is designed for high-performance and scale which might be excessive.
Explore
datalevin trust report →milvus trust report →Vector Databases category →All comparisonsStack workflowsTrending tools
Related comparisons
Common questions
- What is the difference between datalevin and milvus?
- datalevin: A simple, fast and versatile Datalog database. milvus: High-performance cloud-native vector database for scalable vector ANN search. See the comparison table for live GitHub stats and shared categories.
- When should I choose datalevin over milvus?
- Choose datalevin over milvus when datalevin is primarily Clojure; milvus is Go; License: datalevin is EPL-2.0, milvus is Apache-2.0; Requirements: Min 1 GB RAM; Milvus is a high-performance cloud-native vector database, while Datalevin offers versatile and fast data management capabilities but both can handle similar data types (e.g., vectors), indicating they serve as alternatives for certain use cases; Tags unique to datalevin: embedded-database, vector-database, graph-database, ai-native; When you need a simple yet durable Datalog database with direct updates and deletions without complex temporal handling.
- When should I choose milvus over datalevin?
- Choose milvus over datalevin when milvus is primarily Go; datalevin is Clojure; License: milvus is Apache-2.0, datalevin is EPL-2.0; Milvus is a high-performance cloud-native vector database, while Datalevin offers versatile and fast data management capabilities but both can handle similar data types (e.g., vectors), indicating they serve as alternatives for certain use cases; Tags unique to milvus: anns, distributed, cloud-native, embedding-database; milvus ships Docker support for self-hosted deployment; You need to perform near real-time similarity searches on large-scale datasets with efficient search performance.
- When should I avoid datalevin?
- When working in environments strictly requiring SQL-based relational database systems and familiarity with complex temporal handling similar to Datomic®. If you need extended transactional semantics such as those offered by Datomic®, which includes more intricate time-based operations. In cases where the overhead of embedding a Datalog engine for less critical query performance is not justified.
- When should I avoid milvus?
- Your project requires extensive SQL-like querying capabilities, as Milvus specializes in vector data management rather than traditional relational data handling. If you require a fully managed service with minimal setup overhead, consider alternatives or use Zilliz Cloud for the managed version of Milvus. The standalone and distributed versions may demand more You are working on small-scale projects where simplicity outweighs performance and scalability needs, since Milvus is designed for high-performance and scale which might be excessive.
- Is datalevin or milvus more popular on GitHub?
- milvus has more GitHub stars (45,133 vs 1,437). Stars measure visibility, not whether either tool fits your constraints.
- Are datalevin and milvus open source?
- Yes - both are open-source projects on GitHub (datalevin: EPL-2.0, milvus: Apache-2.0).
- Where can I find alternatives to datalevin or milvus?
- GraphCanon lists graph-backed alternatives at /tools/datalevin-datalevin/alternatives and /tools/milvus-io-milvus/alternatives (/tools/datalevin-datalevin/alternatives.md, /tools/milvus-io-milvus/alternatives.md), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at /compare/datalevin-datalevin-vs-milvus-io-milvus.md mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, datalevin or milvus?
- datalevin: Very active. milvus: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for datalevin and milvus?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: datalevin: /tools/datalevin-datalevin/trust; milvus: /tools/milvus-io-milvus/trust.