#1
The AI search platform
7.0K starsJun 20, 2026 pushrag-knowledgeJavaVector Search
$ npx skills add vespa-engine/vespaAlternatives
Docling Java alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Docling Java
A Java API for Docling
78
Quality
78
Trust
119
Stars
#2
Free and Open Source, Distributed, RESTful Search Engine
77K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add elastic/elasticsearch#3
🔎 Open source distributed and RESTful search engine.
13K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add opensearch-project/OpenSearch#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
[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"
37K starsJun 18, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add HKUDS/LightRAG#6
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.
27K starsJul 3, 2026 pushrag-knowledgePythonVector Search
$ npx skills add topoteretes/cognee#7
📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
34K starsJul 3, 2026 pushrag-knowledgePythonVector Search
$ npx skills add VectifyAI/PageIndex#8
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#9
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
58K starsJul 2, 2026 pushrag-knowledgeRustSemantic Search
$ npx skills add meilisearch/meilisearch#10
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 starsJun 18, 2026 pushrag-knowledgePythonSemantic Search
$ npx skills add arc53/DocsGPT#11
high-performance graph database for real-time use cases
22K starsJun 19, 2026 pushrag-knowledgeGoKnowledge Graph
$ npx skills add dgraph-io/dgraph#12
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#13
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#14
💡 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#15
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/WeKnora#16
Privacy-respecting metasearch engine
14K starsMay 14, 2026 pushrag-knowledgePythonSearch
$ npx skills add searx/searxHow 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 Docling Java 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.