CKAN is an open-source DMS (data management system) for powering data hubs and data portals. CKAN makes it easy to publish, share and use data. It powers catalog.data.gov, open.canada.ca/data, data.humdata.org among many other sites.
Your own search engine
Open Source research tool to search, browse, analyze and explore large document collections by Semantic Search Engine and Open Source Text Mining & Text Analytics platform (Integrates ETL for document processing, OCR for images & PDF, named entity recognition for persons, organizations & locations, metadata management by thesaurus & ontologies, sea
Free and Open Source, Distributed, RESTful Search Engine
Search and browse documents and data; find the people and companies you look for.
PipesHub is an open-source fully extensible AI context layer that unifies your business data for explainable enterprise search and agentic workflow automation.
Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance
Apache Solr open-source search software
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache-2.0.
🔎 Open source distributed and RESTful search engine.
Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences
Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.
🚀 An open source alternative to searx which provides a modern-looking ✨, lightning-fast ⚡, privacy respecting 🥸, secure 🔒 meta search engine
🧠 AI-powered enterprise search engine 🔎
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
All-in-one platform for search, recommendations, RAG, and analytics offered via API
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