Search private knowledge
Use these skills to ingest documents, index knowledge, retrieve relevant context, and make agents better at answering with grounded sources.
Builders choosing skills for index documents and search a knowledge base. Ranked from the OpenAgentSkill index using quality, trust, freshness, adoption, and install readiness.
Workflow
Index documents
Workflow
Search a knowledge base
Workflow
Summarize source material
Qdrant - 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/
Excellent quality, 32K stars, and a 36 use-case fit score.
$ npx skills add qdrant/qdrantWeaviate 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.
Excellent quality, 16K stars, and a 35 use-case fit score.
$ npx skills add weaviate/weaviateDeveloper-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
Excellent quality, 11K stars, and a 35 use-case fit score.
$ npx skills add lancedb/lancedb21 Lessons, Get Started Building with Generative AI
Excellent quality, 112K stars, and a 34 use-case fit score.
$ npx skills add microsoft/generative-ai-for-beginnersFind related notes and excerpts while writing. Your link building copilot displays relevant content in graph + list view. A local embedding model powers semantic search. Zero setup. No API key.
Excellent quality, 5.1K stars, and a 34 use-case fit score.
$ npx skills add brianpetro/obsidian-smart-connectionsSemantic search over videos using Gemini Embedding 2 or Qwen3-VL.
Excellent quality, 4.3K stars, and a 34 use-case fit score.
$ npx skills add ssrajadh/sentrysearchFast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍
Excellent quality, 4.2K stars, and a 34 use-case fit score.
$ npx skills add unum-cloud/USearchA lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
Excellent quality, 58K stars, and a 33 use-case fit score.
$ npx skills add meilisearch/meilisearchMTEB: Massive Text Embedding Benchmark
Excellent quality, 3.3K stars, and a 33 use-case fit score.
$ npx skills add embeddings-benchmark/mtebJupyter Notebooks to help you get hands-on with Pinecone vector databases
Excellent quality, 3.0K stars, and a 33 use-case fit score.
$ npx skills add pinecone-io/examplesOpen-source inference server and production cluster for all the models your agent needs.
Excellent quality, 2.0K stars, and a 33 use-case fit score.
$ npx skills add superlinked/sieOpen 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
Excellent quality, 26K stars, and a 33 use-case fit score.
$ npx skills add typesense/typesense💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
Excellent quality, 13K stars, and a 32 use-case fit score.
$ npx skills add neuml/txtaiThe Fastest Distributed Database for Transactional, Analytical, and AI Workloads.
Excellent quality, 10K stars, and a 32 use-case fit score.
$ npx skills add oceanbase/oceanbaseData Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.
Excellent quality, 9.3K stars, and a 31 use-case fit score.
$ npx skills add databendlabs/databendMariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.
Excellent quality, 7.7K stars, and a 31 use-case fit score.
$ npx skills add MariaDB/serverA query and indexing engine for Redis, providing secondary indexing, full-text search, vector similarity search and aggregations.
Excellent quality, 6.2K stars, and a 31 use-case fit score.
$ npx skills add RediSearch/RediSearchThe AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.
Excellent quality, 4.6K stars, and a 31 use-case fit score.
$ npx skills add infiniflow/infinityCrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
Excellent quality, 4.4K stars, and a 31 use-case fit score.
$ npx skills add crate/crateThe Best GUI for Milvus
Excellent quality, 3.0K stars, and a 30 use-case fit score.
$ npx skills add zilliztech/attuThe AI-native state store for agents. MySQL-compatible, embedded or server, hybrid vector + full-text search, COW sandboxes (FORK/MERGE).
Excellent quality, 2.7K stars, and a 30 use-case fit score.
$ npx skills add oceanbase/seekdbMilvus is a high-performance, cloud-native vector database built for scalable vector ANN search
Excellent quality, 45K stars, and a 30 use-case fit score.
$ npx skills add milvus-io/milvusDistributed vector search for AI-native applications
Excellent quality, 2.3K stars, and a 30 use-case fit score.
$ npx skills add vearch/vearchOpen-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.
Excellent quality, 26K stars, and a 30 use-case fit score.
$ npx skills add deepset-ai/haystackOpen-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.
Excellent quality, 16K stars, and a 29 use-case fit score.
$ npx skills add Tencent/WeKnoraA vector index built on TurboQuant, written in Rust with Python bindings
Excellent quality, 11K stars, and a 29 use-case fit score.
$ npx skills add RyanCodrai/turbovecNeo4j graph construction from unstructured data using LLMs
Excellent quality, 4.8K stars, and a 28 use-case fit score.
$ npx skills add neo4j-labs/llm-graph-builderRAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs
Excellent quality, 83K stars, and a 28 use-case fit score.
$ npx skills add infiniflow/ragflowTurn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.
Excellent quality, 82K stars, and a 28 use-case fit score.
$ npx skills add PaddlePaddle/PaddleOCR🦛 CHONK docs with Chonkie ✨ — The lightweight ingestion library for fast, efficient and robust RAG pipelines
Excellent quality, 4.1K stars, and a 28 use-case fit score.
$ npx skills add chonkie-inc/chonkieSelection method
OpenAgentSkill scores each candidate against the workflow keywords, then balances fit with GitHub stars, quality signals, trust profile, maintenance freshness, and whether there is a clear install path.
The ranking combines workflow fit, quality score, trust profile, GitHub adoption, maintenance freshness, and whether a clear install path exists.
No. Treat the list as a shortlist, open the skill detail page, inspect the repository and license, then test the install command in a sandbox workflow.
Yes. Use /api/skills/search with the related task or /api/agent/rankings?slug=best-rag-knowledge-skills to fetch ranked skill data.