#1
Open source agentic operating system
19K starsJun 25, 2026 pushdataTypeScriptRAG
$ npx skills add elizaOS/elizaAlternatives
Nestia alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Nestia
NestJS Helper + AI Chatbot Development
99
Quality
86
Trust
2.2K
Stars
#2
Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.
35K starsJun 24, 2026 pushdataPythonRAG
$ npx skills add khoj-ai/khoj#3
Open-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.
26K starsJun 12, 2026 pushdataMDXRAG
$ npx skills add deepset-ai/haystack#4
Open Source AI Platform - AI Chat with advanced features that works with every LLM
30K starsJun 13, 2026 pushdataPythonRAG
$ npx skills add onyx-dot-app/onyx#5
📚 《从零开始构建智能体》——从零开始的智能体原理与实践教程
59K starsJun 11, 2026 pushdataPythonRAG
$ npx skills add datawhalechina/hello-agents#6
open-source agentic AI data assistant for the next generation of AI + Data products.
19K starsJun 18, 2026 pushdataPythonRAG
$ npx skills add eosphoros-ai/DB-GPT#7
An open source, privacy focused alternative to NotebookLM for teams with no data limits. Join our Discord: https://discord.gg/ejRNvftDp9
15K starsJun 27, 2026 pushdataPythonRAG
$ npx skills add MODSetter/SurfSense#8
[MLsys2026]: RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.
13K starsJul 3, 2026 pushdataPythonRAG
$ npx skills add yichuan-w/LEANN#9
[MLsys2026]: RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.
12K starsJun 9, 2026 pushdataPythonRAG
$ npx skills add StarTrail-org/LEANN#10
📚 从零开始构建大模型
32K starsMay 6, 2026 pushdataJupyter NotebookRAG
$ npx skills add datawhalechina/happy-llm#11
Give AI agents the context to query business data correctly through the open context layer that gives AI agents grounded, governed memory, context, SQL across 20+ data sources, that helps you build agentic GenBI, text-to-sql, dashboards, and agentic analytics.
16K starsJun 12, 2026 pushdataPythonRAG
$ npx skills add Canner/WrenAI#12
Build, deploy, and orchestrate AI agents. Sim is the central intelligence layer for your AI workforce.
29K starsJul 18, 2026 pushdataTypeScriptRAG
$ npx skills add simstudioai/sim#13
Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.
22K starsJun 15, 2026 pushdataTypeScriptRAG
$ npx skills add promptfoo/promptfoo#14
An AI agent development platform with all-in-one visual tools, simplifying agent creation, debugging, and deployment like never before. Coze your way to AI Agent creation.
21K starsApr 20, 2026 pushdataTypeScriptRAG
$ npx skills add coze-dev/coze-studio#15
Curated list of the best truly open-source AI projects, models, tools, and infrastructure.
4.6K starsAug 18, 2026 pushdataPythonRAG
$ npx skills add alvinreal/awesome-opensource-ai#16
🔍大模型应用开发实战一：RAG 技术全栈指南，在线阅读地址：https://datawhalechina.github.io/all-in-rag/
8.5K starsJun 5, 2026 pushdataPythonRAG
$ npx skills add datawhalechina/all-in-ragHow 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 Nestia 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.