Best Open Source search engine Libraries
A curated list of the most popular GitHub repositories tagged with search engine. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1elastic/elasticsearch
Free and Open Source, Distributed, RESTful Search Engine
#2meilisearch/meilisearch
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
#3ItzCrazyKns/Perplexica
Perplexica is an AI-powered answering engine.
#4qdrant/qdrant
Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
#5typesense/typesense
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
#6searxng/searxng
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
#7valeriansaliou/sonic
🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.
#8dailydotdev/daily
daily.dev is a professional network for developers to learn, collaborate, and grow together 👩🏽💻 👨💻
#9quickwit-oss/tantivy
Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust
#10nextapps-de/flexsearch
Next-generation full-text search library for Browser and Node.js
#11searx/searx
Privacy-respecting metasearch engine
#12PaddlePaddle/PaddleNLP
Easy-to-use and powerful LLM and SLM library with awesome model zoo.
#13opensearch-project/OpenSearch
🔎 Open source distributed and RESTful search engine.
#14neuml/txtai
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
#15lancedb/lancedb
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
#16mailpile/Mailpile
A free & open modern, fast email client with user-friendly encryption and privacy features
#17vespa-engine/vespa
AI + Data, online. https://vespa.ai