--- title: "milvus vs magnitude" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/milvus-io-milvus-vs-plasticityai-magnitude" tools: ["milvus-io-milvus", "plasticityai-magnitude"] --- # milvus vs magnitude *GraphCanon updated Sep 20, 2026* ## Verdict Pick milvus if milvus is a high-performance, cloud-native vector database for scalable vector ANN search, supporting various indexing techniques and built for cloud-native environments; pick magnitude if magnitude is a Python library for handling vector embeddings efficiently and quickly. It integrates with several popular embedding methods. [milvus](https://milvus.io) reports 46k GitHub stars, 4.3k forks, and 1.5k open issues, last pushed Sep 18, 2026. [magnitude](https://github.com/plasticityai/magnitude) has 1.7k stars, 123 forks, and 41 open issues, last pushed Aug 3, 2023. Figures are from public GitHub metadata via [milvus's repository](https://github.com/milvus-io/milvus) and [magnitude's repository](https://github.com/plasticityai/magnitude). | | [milvus](/tools/milvus-io-milvus.md) | [magnitude](/tools/plasticityai-magnitude.md) | | --- | --- | --- | | Tagline | Milvus is a high-performance, cloud-native vector database for scalable vector ANN search | A fast, efficient universal vector embedding utility package. | | Stars | 46,152 | 1,673 | | Forks | 4,257 | 123 | | Open issues | 1,459 | 41 | | Language | Go | Python | | Adopt for | Milvus is a high-performance, cloud-native vector database for scalable vector ANN search, supporting various indexing techniques and built for cloud-native environments. | Magnitude is a Python library for handling vector embeddings efficiently and quickly. It integrates with several popular embedding methods. | | Persona | - | - | | Runtime | - | - | | License | Milvus is licensed under the Apache-2.0 license. | MIT | | Categories | Data & Retrieval, Vector Databases | Data & Retrieval, Vector Databases | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [milvus](/tools/milvus-io-milvus.md) | [magnitude](/tools/plasticityai-magnitude.md) | | --- | --- | --- | | Maintenance | Very active (96%) | Dormant (18%) | | Days since push | 0d | 1144d | | Open issues (now) | 1.5k | 41 | | Stars delta | +750 (30d) | +7 (30d) | | Open issues delta | +303 (30d) | 0 (30d) | | Full report | [trust report](/tools/milvus-io-milvus/trust.md) | [trust report](/tools/plasticityai-magnitude/trust.md) | ## Decision facts: milvus - **Hosting:** self hosted - Milvus is designed to be self-hosted and can be deployed in a cloud-native environment. - **Pricing:** freemium - Milvus is free to use under the Apache-2.0 license, but additional services or support may come at a cost. - **Requirements:** Min 4 GB RAM; Requires Docker; Third-party dependencies must be installed before using Milvus.; Milvus is built with Go and requires a Go environment to run. - **Adopt for:** Milvus is a high-performance, cloud-native vector database for scalable vector ANN search, supporting various indexing techniques and built for cloud-native environments. - **License detail:** Milvus is licensed under the Apache-2.0 license. ## Decision facts: magnitude - **Adopt for:** Magnitude is a Python library for handling vector embeddings efficiently and quickly. It integrates with several popular embedding methods. ## Choose when ### Choose milvus if… - milvus is primarily Go; magnitude is Python. - License: milvus is Apache-2.0, magnitude is MIT. - Milvus is designed to be self-hosted and can be deployed in a cloud-native environment. - Pricing: Milvus is free to use under the Apache-2.0 license, but additional services or support may come at a cost.. - Requirements: Min 4 GB RAM; Requires Docker; Third-party dependencies must be installed before using Milvus.; Milvus is built with Go and requires a Go environment to run.. - Tags unique to milvus: anns, cloud-native, diskann, distributed. - milvus ships Docker support for self-hosted deployment. - When you need a high-performance vector database that supports scalable approximate nearest neighbor search. ### Choose magnitude if… - magnitude is primarily Python; milvus is Go. - License: magnitude is MIT, milvus is Apache-2.0. - Tags unique to magnitude: embeddings, fasttext, gensim, glove. - - When you need to perform memory-efficient operations on vector embeddings, including those from FastText or Word2Vec. ## When NOT to use milvus - If your project does not require vector similarity search or approximate nearest neighbor search capabilities. - When the project is not cloud-native and does not benefit from cloud-native optimizations. - If the project's requirements are better met by a non-vector database or a different type of database. - When the specific indexing techniques and performance characteristics of Milvus do not align with your project's needs. ## When NOT to use magnitude - - If your project involves non-Python ecosystems, as Magnitude is strictly a Python library and thus not compatible with other programming environments. - - When the primary focus of your work does not include handling large vector embeddings or specific operations that benefit from memory efficiency provided by Magnitude. ## Common questions ### What is the difference between milvus and magnitude? milvus: Milvus is a high-performance, cloud-native vector database for scalable vector ANN search. magnitude: A fast, efficient universal vector embedding utility package.. See the comparison table for live GitHub stats and shared categories. ### When should I choose milvus over magnitude? Choose milvus over magnitude when milvus is primarily Go; magnitude is Python; License: milvus is Apache-2.0, magnitude is MIT; Milvus is designed to be self-hosted and can be deployed in a cloud-native environment; Pricing: Milvus is free to use under the Apache-2.0 license, but additional services or support may come at a cost.; Requirements: Min 4 GB RAM; Requires Docker; Third-party dependencies must be installed before using Milvus.; Milvus is built with Go and requires a Go environment to run.; Tags unique to milvus: anns, cloud-native, diskann, distributed; milvus ships Docker support for self-hosted deployment; When you need a high-performance vector database that supports scalable approximate nearest neighbor search. ### When should I choose magnitude over milvus? Choose magnitude over milvus when magnitude is primarily Python; milvus is Go; License: magnitude is MIT, milvus is Apache-2.0; Tags unique to magnitude: embeddings, fasttext, gensim, glove; - When you need to perform memory-efficient operations on vector embeddings, including those from FastText or Word2Vec. ### When should I avoid milvus? If your project does not require vector similarity search or approximate nearest neighbor search capabilities. When the project is not cloud-native and does not benefit from cloud-native optimizations. If the project's requirements are better met by a non-vector database or a different type of database. When the specific indexing techniques and performance characteristics of Milvus do not align with your project's needs. ### When should I avoid magnitude? - If your project involves non-Python ecosystems, as Magnitude is strictly a Python library and thus not compatible with other programming environments. - When the primary focus of your work does not include handling large vector embeddings or specific operations that benefit from memory efficiency provided by Magnitude. ### Is milvus or magnitude more popular on GitHub? milvus has more GitHub stars (46,152 vs 1,673). Stars measure visibility, not whether either tool fits your constraints. ### Are milvus and magnitude open source? Yes - both are open-source projects on GitHub (milvus: Apache-2.0, magnitude: MIT). ### Where can I find alternatives to milvus or magnitude? GraphCanon lists graph-backed alternatives at [milvus alternatives](/tools/milvus-io-milvus/alternatives) and [magnitude alternatives](/tools/plasticityai-magnitude/alternatives) ([milvus markdown twin](/tools/milvus-io-milvus/alternatives.md), [magnitude markdown twin](/tools/plasticityai-magnitude/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/milvus-io-milvus-vs-plasticityai-magnitude.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, milvus or magnitude? milvus: Very active. magnitude: Dormant. 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 milvus and magnitude? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [milvus trust report](/tools/milvus-io-milvus/trust); [magnitude trust report](/tools/plasticityai-magnitude/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=milvus-io-milvus`](/api/graphcanon/graph?tool=milvus-io-milvus) - 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/_