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🔎 Open source distributed and RESTful search engine.
13K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add opensearch-project/OpenSearchAlternatives
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Hybrid search engine, combining best features of text and semantic search worlds
🔎 Open source distributed and RESTful search engine.
$ npx skills add opensearch-project/OpenSearchApache Lucene open-source search software
$ npx skills add apache/luceneDeveloper-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
$ npx skills add lancedb/lancedbFree and Open Source, Distributed, RESTful Search Engine
$ npx skills add elastic/elasticsearch🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.
$ npx skills add valeriansaliou/sonicTantivy is a full-text search engine library inspired by Apache Lucene and written in Rust
$ npx skills add quickwit-oss/tantivy21 Lessons, Get Started Building with Generative AI
$ npx skills add microsoft/generative-ai-for-beginnersOpen 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
$ npx skills add typesense/typesenseThis repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
$ npx skills add NirDiamant/RAG_TechniquesA lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
$ npx skills add meilisearch/meilisearchPrivate AI platform for agents, assistants and enterprise search. Built-in Agent Builder, Deep research, Document analysis, Multi-model support, and API connectivity for agents.
$ npx skills add arc53/DocsGPTWeaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database.
$ npx skills add weaviate/weaviateMemory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
$ npx skills add memvid/memvid💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
$ npx skills add neuml/txtaiOpen-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
$ npx skills add Tencent/WeKnoraIncremental engine for long horizon agents 🌟 Star if you like it!
$ npx skills add cocoindex-io/cocoindexHow to choose
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Nixiesearch if it already passes your workflow test and repository review.
Next step
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.