#1
Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
16K starsJun 18, 2026 pushrag-knowledgeGoSemantic Search
$ npx skills add Tencent/WeKnoraAlternatives
Search alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
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Search
Go library for embedded vector search and semantic embeddings using llama.cpp
75
Quality
79
Trust
552
Stars
#2
This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.
28K starsJun 17, 2026 pushrag-knowledgeJupyter NotebookSemantic Search
$ npx skills add NirDiamant/RAG_Techniques#3
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
13K starsJun 22, 2026 pushrag-knowledgePythonSemantic Search
$ npx skills add neuml/txtai#4
21 Lessons, Get Started Building with Generative AI
112K starsJun 21, 2026 pushrag-knowledgeJupyter NotebookSemantic Search
$ npx skills add microsoft/generative-ai-for-beginners#5
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
59K starsJul 18, 2026 pushrag-knowledgeRustSemantic Search
$ npx skills add meilisearch/meilisearch#6
Private AI platform for agents, assistants and enterprise search. Built-in Agent Builder, Deep research, Document analysis, Multi-model support, and API connectivity for agents.
18K starsJul 16, 2026 pushrag-knowledgePythonSemantic Search
$ npx skills add arc53/DocsGPT#7
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
16K starsMay 27, 2026 pushrag-knowledgeRustSemantic Search
$ npx skills add memvid/memvid#8
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#9
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#10
Incremental engine for long horizon agents 🌟 Star if you like it!
10K starsJun 19, 2026 pushrag-knowledgeRustSemantic Search
$ npx skills add cocoindex-io/cocoindex#11
Free and Open Source, Distributed, RESTful Search Engine
77K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add elastic/elasticsearch#12
🦔 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#13
Weaviate 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.
17K starsJul 24, 2026 pushrag-knowledgeGoSemantic Search
$ npx skills add weaviate/weaviate#14
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#15
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#16
🔎 Open source distributed and RESTful search engine.
13K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add opensearch-project/OpenSearchHow 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 Search if it already passes your workflow test and repository review.
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