--- title: "datalevin vs ravendb" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/datalevin-datalevin-vs-ravendb-ravendb" tools: ["datalevin-datalevin", "ravendb-ravendb"] --- # datalevin vs ravendb *GraphCanon updated Aug 23, 2026* ## Verdict Pick datalevin if dataLevin is a Clojure-based Datalog database that emphasizes speed and versatility, supporting various data storage formats including document, graph, and key-value stores; pick ravendb if ravenDB shines with ACID transactions in document databases built on .NET. [datalevin](https://datalevin.org) reports 1.5k GitHub stars, 84 forks, and 30 open issues, last pushed Aug 20, 2026. [ravendb](https://ravendb.net) has 4.0k stars, 864 forks, and 68 open issues, last pushed Aug 21, 2026. Figures are from public GitHub metadata via [datalevin's repository](https://github.com/datalevin/datalevin) and [ravendb's repository](https://github.com/ravendb/ravendb). | | [datalevin](/tools/datalevin-datalevin.md) | [ravendb](/tools/ravendb-ravendb.md) | | --- | --- | --- | | Tagline | A simple, fast and versatile Datalog database | ACID Document Database | | Stars | 1,470 | 3,991 | | Forks | 84 | 864 | | Open issues | 30 | 68 | | Language | Clojure | C# | | Adopt for | DataLevin is a Clojure-based Datalog database that emphasizes speed and versatility, supporting various data storage formats including document, graph, and key-value stores. | RavenDB shines with ACID transactions in document databases built on .NET. | | Persona | - | - | | Runtime | - | - | | License | EPL-2.0 | Other | | Categories | Vector Databases | Vector Databases | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [datalevin](/tools/datalevin-datalevin.md) | [ravendb](/tools/ravendb-ravendb.md) | | --- | --- | --- | | Days since push | 0d | 1d | | Open issues (now) | 30 | 68 | | Stars delta | +24 (30d) | +15 (30d) | | Open issues delta | +3 (30d) | +1 (30d) | | Full report | [trust report](/tools/datalevin-datalevin/trust.md) | [trust report](/tools/ravendb-ravendb/trust.md) | ## Shared compatibility - **Node.js**: [datalevin](/tools/datalevin-datalevin.md) - Node.js runtime; [ravendb](/tools/ravendb-ravendb.md) - Node.js runtime - **Python**: [datalevin](/tools/datalevin-datalevin.md) - Python runtime; [ravendb](/tools/ravendb-ravendb.md) - Python runtime ## Decision facts: datalevin - **Adopt for:** DataLevin is a Clojure-based Datalog database that emphasizes speed and versatility, supporting various data storage formats including document, graph, and key-value stores. ## Decision facts: ravendb - **Adopt for:** RavenDB shines with ACID transactions in document databases built on .NET. ## Choose when ### Choose datalevin if… - datalevin is primarily Clojure; ravendb is C#. - License: datalevin is EPL-2.0, ravendb is Other. - Tags unique to datalevin: ai-native, client-server-database, embedded-database, fulltext-search. - Use DataLevin when you need a versatile Datalog database with high performance for applications built in Clojure. ### Choose ravendb if… - ravendb is primarily C#; datalevin is Clojure. - License: ravendb is Other, datalevin is EPL-2.0. - Tags unique to ravendb: csharp, full-text-search, indexing, nosql. - - When your application requires strong transactional guarantees (ACID) and is already leveraging the C#/.NET ecosystem ## When NOT to use datalevin - Avoid using DataLevin if the development of your project is not centered around Clojure, given its language-specific benefits are tied to Clojure. - Not recommended for projects where a non-Datalog query system offers better integration with existing infrastructure or tools. ## When NOT to use ravendb - - If you are seeking solutions specifically optimized for vector search, as RavenDB's focus is broader on general document storage capabilities with full-text and not primarily on vector similarities - - When your team prefers development environments outside the.NET framework or when integrating with systems that require minimal dependence on proprietary tools ## Common questions ### What is the difference between datalevin and ravendb? datalevin: A simple, fast and versatile Datalog database. ravendb: ACID Document Database. See the comparison table for live GitHub stats and shared categories. ### When should I choose datalevin over ravendb? Choose datalevin over ravendb when datalevin is primarily Clojure; ravendb is C#; License: datalevin is EPL-2.0, ravendb is Other; Tags unique to datalevin: ai-native, client-server-database, embedded-database, fulltext-search; Use DataLevin when you need a versatile Datalog database with high performance for applications built in Clojure. ### When should I choose ravendb over datalevin? Choose ravendb over datalevin when ravendb is primarily C#; datalevin is Clojure; License: ravendb is Other, datalevin is EPL-2.0; Tags unique to ravendb: csharp, full-text-search, indexing, nosql; - When your application requires strong transactional guarantees (ACID) and is already leveraging the C#/.NET ecosystem. ### When should I avoid datalevin? Avoid using DataLevin if the development of your project is not centered around Clojure, given its language-specific benefits are tied to Clojure. Not recommended for projects where a non-Datalog query system offers better integration with existing infrastructure or tools. ### When should I avoid ravendb? - If you are seeking solutions specifically optimized for vector search, as RavenDB's focus is broader on general document storage capabilities with full-text and not primarily on vector similarities - When your team prefers development environments outside the.NET framework or when integrating with systems that require minimal dependence on proprietary tools ### Is datalevin or ravendb more popular on GitHub? ravendb has more GitHub stars (3,991 vs 1,470). Stars measure visibility, not whether either tool fits your constraints. ### Are datalevin and ravendb open source? Yes - both are open-source projects on GitHub (datalevin: EPL-2.0, ravendb: Other). ### Where can I find alternatives to datalevin or ravendb? GraphCanon lists graph-backed alternatives at [datalevin alternatives](/tools/datalevin-datalevin/alternatives) and [ravendb alternatives](/tools/ravendb-ravendb/alternatives) ([datalevin markdown twin](/tools/datalevin-datalevin/alternatives.md), [ravendb markdown twin](/tools/ravendb-ravendb/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 [this comparison](/compare/datalevin-datalevin-vs-ravendb-ravendb.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, datalevin or ravendb? datalevin: Very active. ravendb: 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 ravendb? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [datalevin trust report](/tools/datalevin-datalevin/trust); [ravendb trust report](/tools/ravendb-ravendb/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=datalevin-datalevin`](/api/graphcanon/graph?tool=datalevin-datalevin) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_