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Meilisearch vs OpenSearch

Learn how Meilisearch and OpenSearch differ in their key features, development activity, technology stack and community adoption, so you can decide which of these search engines is best for you.

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Favicon of Meilisearch

Meilisearch

A powerful, fast, and easy-to-use search engine that delivers instant and relevant results for your websites and applications.
59,181stars+291(+0.5%)

Last 30 days

Screenshot of Meilisearch
Favicon of OpenSearch

OpenSearch

Community-driven, Apache 2.0-licensed search and analytics suite for ingesting, searching, visualizing, and analyzing data at scale with AI/ML capabilities.
13,661stars+189(+1.4%)

Last 30 days

Screenshot of OpenSearch

Detailed Comparison

Meilisearch appears to have several advantages over OpenSearch, particularly in popularity, maturity and licensing. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Meilisearch wins
Community & Popularity

Meilisearch significantly outpaces OpenSearch in community adoption with 59,181 stars compared to 13,661 stars on GitHub. This 4.3x difference suggests Meilisearch has a much larger and more active community. In terms of developer contributions, OpenSearch has 2,948 forks, indicating strong developer engagement.

OpenSearch wins
Growth Momentum

OpenSearch is growing faster, adding 189 stars in the last 30 days (+1.4%) against adding 291 stars for Meilisearch (+0.5%). OpenSearch is the smaller project of the two, so it is closing the gap rather than extending a lead.

Comparable
Development Activity

Both projects show recent activity, with Meilisearch last updated 3 days ago and OpenSearch 1 day ago.

Comparable
Technology Stack

Both tools share common technology foundations, being built with Bash. However, they differ in their additional technology choices: Meilisearch uses Rust while OpenSearch leverages Python, Java.

Meilisearch wins
Project Maturity

Meilisearch has been in development longer, starting 8 years ago, compared to OpenSearch which began 6 years ago. This 2.8-year head start suggests Meilisearch may have more mature features and established processes.

Meilisearch wins
Licensing

Meilisearch uses the MIT license, which is more permissive than OpenSearch's Apache-2.0 license, potentially offering greater flexibility for commercial use and integration.

Comparable
Use Cases & Features

Both tools serve similar use cases in Search Engines.

Comparable
Hosting & Deployment

Both Meilisearch and OpenSearch offer self-hosting capabilities, giving you full control over your data and infrastructure.