elastic/elasticsearch
★ 78,317 stars
Covered in week 2026-W15 · the 2026-04 report
Free and Open Source, Distributed, RESTful Search Engine
What elasticsearch is
Elasticsearch is a distributed search and analytics engine, scalable data store and vector database optimized for speed and relevance on production-scale workloads. Elasticsearch is the foundation of Elastic's open Stack platform. Search in near real-time over massive datasets, perform vector searches, integrate with generative AI applications, and much more.
From the repository README · read it on GitHub →
Transcript
Splunk charges $2,000 per year minimum. This does it free. Elasticsearch is a distributed search engine powering thousands of companies worldwide. It handles full text search, analytics, vector search, and log management in milliseconds. The project has over 76,000 stars on GitHub and runs on production workloads at massive scale. Self-host it completely free or use their managed cloud service. Star it if this saved you money.
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