#1
Free and Open Source, Distributed, RESTful Search Engine
77K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add elastic/elasticsearchAlternatives
Crawler alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Crawler
Norconex Crawlers (or spiders) are flexible web and filesystem crawlers for collecting, parsing, and manipulating data from the web or filesystem to various data repositories such as search engines.
74
Quality
79
Trust
202
Stars
#2
🔎 Open source distributed and RESTful search engine.
13K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add opensearch-project/OpenSearch#3
Apache Solr open-source search software
1.6K starsJun 15, 2026 pushrag-knowledgeJavaSearch
$ npx skills add apache/solr#4
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#5
🦔 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#6
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#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
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#10
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#11
SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.
9.4K starsJun 16, 2026 pushrag-knowledgeJavaEmbeddings
$ npx skills add apache/seatunnel#12
A Simple and Universal Swarm Intelligence Engine, Predicting Anything. 简洁通用的群体智能引擎，预测万物
70K starsAug 3, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add 666ghj/MiroFish#13
Cognee 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.
30K starsAug 14, 2026 pushrag-knowledgePythonVector Search
$ npx skills add topoteretes/cognee#14
Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience
63K starsJul 13, 2026 pushrag-knowledgeJavaScriptVector Search
$ npx skills add Mintplex-Labs/anything-llm#15
21 Lessons, Get Started Building with Generative AI
112K starsJun 21, 2026 pushrag-knowledgeJupyter NotebookSemantic Search
$ npx skills add microsoft/generative-ai-for-beginners#16
A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV
44K starsJun 25, 2026 pushrag-knowledgeClojureKnowledge Graph
$ npx skills add logseq/logseqHow 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 Crawler 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.