#1
Free and Open Source, Distributed, RESTful Search Engine
77K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add elastic/elasticsearchAlternatives
Openspg alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Openspg
OpenSPG is a Knowledge Graph Engine developed by Ant Group in collaboration with OpenKG, based on the SPG (Semantic-enhanced Programmable Graph) framework. Core Capabilities: 1) domain model constrained knowledge modeling, 2) facts and logic fused representation, 3) natively support KAG...
74
Quality
84
Trust
2.1K
Stars
#2
high-performance graph database for real-time use cases
22K starsJun 19, 2026 pushrag-knowledgeGoKnowledge Graph
$ npx skills add dgraph-io/dgraph#3
🔎 Open source distributed and RESTful search engine.
13K starsJun 16, 2026 pushrag-knowledgeJavaSearch
$ npx skills add opensearch-project/OpenSearch#4
Apache Lucene open-source search software
3.5K starsAug 26, 2026 pushrag-knowledgeJavaSearch
$ npx skills add apache/lucene#5
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#6
Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.
75K starsJul 18, 2026 pushrag-knowledgeTypeScriptKnowledge Graph
$ npx skills add Egonex-AI/Understand-Anything#7
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/logseq#8
[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"
37K starsJun 18, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add HKUDS/LightRAG#9
Build your personal knowledge base with Trilium Notes
37K starsJun 21, 2026 pushrag-knowledgeTypeScriptKnowledge Graph
$ npx skills add TriliumNext/Trilium#10
AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.
91K starsJul 18, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add safishamsi/graphify#11
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
11K starsAug 1, 2026 pushrag-knowledgePythonKnowledge Graph
$ npx skills add AgriciDaniel/claude-obsidian#12
Apache Solr open-source search software
1.7K starsSep 10, 2026 pushrag-knowledgeJavaSearch
$ npx skills add apache/solr#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
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
SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.
9.6K starsAug 27, 2026 pushrag-knowledgeJavaEmbeddings
$ npx skills add apache/seatunnel#16
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-llmHow 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 Openspg 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.