#1
Free and Open Source, Distributed, RESTful Search Engine
77K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add elastic/elasticsearchAlternatives
OpenSearch alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
OpenSearch
🔎 Open source distributed and RESTful search engine.
100
Quality
90
Trust
13K
Stars
#2
Privacy-respecting metasearch engine
14K starsMay 14, 2026 pushrag-knowledgePythonSearch
$ npx skills add searx/searx#3
🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.
21K starsJun 12, 2026 pushrag-knowledgeRustSearch
$ npx skills add valeriansaliou/sonic#4
Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust
15K starsJun 16, 2026 pushrag-knowledgeRustSearch
$ npx skills add quickwit-oss/tantivy#5
Scira (Formerly MiniPerplx) is a minimalistic AI-powered search engine that helps you find information on the internet and cites it too. Powered by Vercel AI SDK!
12K starsMar 20, 2026 pushrag-knowledgeTypeScriptSearch
$ npx skills add zaidmukaddam/scira#6
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
32K starsJun 16, 2026 pushrag-knowledgePythonSearch
$ npx skills add searxng/searxng#7
Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.
11K starsJun 16, 2026 pushrag-knowledgeRustSearch
$ npx skills add quickwit-oss/quickwit#8
Next-generation full-text search library for Browser and Node.js
14K starsMay 29, 2026 pushrag-knowledgeJavaScriptSearch
$ npx skills add nextapps-de/flexsearch#9
A self-hosted, ad-free, privacy-respecting metasearch engine
12K starsMay 19, 2026 pushrag-knowledgePythonSearch
$ npx skills add benbusby/whoogle-search#10
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/manticoresearch#11
high-performance graph database for real-time use cases
22K starsJun 19, 2026 pushrag-knowledgeGoKnowledge Graph
$ npx skills add dgraph-io/dgraph#12
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
11K starsJun 15, 2026 pushrag-knowledgeHTMLSemantic Search
$ npx skills add lancedb/lancedb#13
Retrieval and Retrieval-augmented LLMs
12K starsApr 22, 2026 pushrag-knowledgePythonEmbeddings
$ npx skills add FlagOpen/FlagEmbedding#14
The Fastest Distributed Database for Transactional, Analytical, and AI Workloads.
10K starsJun 19, 2026 pushrag-knowledgeC++Vector Search
$ npx skills add oceanbase/oceanbase#15
🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.
10K starsJun 30, 2026 pushrag-knowledgeTypeScriptVector Search
$ npx skills add oramasearch/orama#16
SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.
9.4K starsJun 16, 2026 pushrag-knowledgeJavaEmbeddings
$ npx skills add apache/seatunnelHow to choose
When should you switch?
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 OpenSearch if it already passes your workflow test and repository review.
Next step
Compare top candidates side by side
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.