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Easy to use open source fast database for search | Good alternative to Elasticsearch | Drop-in replacement for E in the ELK stack
12K starsJun 16, 2026 pushrag-knowledgeC++Search
$ npx skills add manticoresoftware/manticoresearchAlternatives
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
MemFree - Hybrid AI Search Engine & AI Page Generator
Easy to use open source fast database for search | Good alternative to Elasticsearch | Drop-in replacement for E in the ELK stack
$ npx skills add manticoresoftware/manticoresearchQdrant - 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/
$ npx skills add qdrant/qdrantPrivate 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/DocsGPTSearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
$ npx skills add searxng/searxngFree 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/tantivyCloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.
$ npx skills add quickwit-oss/quickwit🔎 Open source distributed and RESTful search engine.
$ npx skills add opensearch-project/OpenSearchNext-generation full-text search library for Browser and Node.js
$ npx skills add nextapps-de/flexsearchApache Lucene open-source search software
$ npx skills add apache/luceneApache Solr open-source search software
$ npx skills add apache/solrCognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.
$ npx skills add topoteretes/cognee21 Lessons, Get Started Building with Generative AI
$ npx skills add microsoft/generative-ai-for-beginners📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
$ npx skills add VectifyAI/PageIndexThis repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
$ npx skills add NirDiamant/RAG_TechniquesHow 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 Memfree 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.