ai-system-design-guide alternatives

ombharatiya/ai-system-design-guide (3.6k stars, +77 this week): AI system design guide for engineers building production AI systems and evals. Why it matters: useful plumbing for shipping LLM-powered features.

Below are 12 other LLM tooling repos tracked by OSS Radar that share at least two GitHub topics with ai-system-design-guide, ordered by how many topics overlap, then by stars gained in the last 7 days. Topic overlap means a similar problem space, not a drop-in replacement, so check each project's README.

1. 1. f/prompts.chat

   +378/wkest.

   f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Why it matters: useful plumbing for shipping LLM-powered features.

   173k stars · HTML · shared topics: ai, artificial-intelligence, claude, gemini, llm, machine-learning

2. 2. langgenius/dify

   +350/wkest.

   Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Why it matters: useful plumbing for shipping LLM-powered features.

   158k stars · TypeScript · shared topics: agentic-ai, agentic-workflow, ai, claude, llm

3. 3. LibreChat-AI/LibreChat

   +154/wkest.

   Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral… Why it matters: useful plumbing for shipping LLM-powered features.

   46k stars · TypeScript · shared topics: ai, aws, azure, claude, gemini

4. 4. amitshekhariitbhu/ai-engineering-interview-questions

   +70/wkest.

   Your Cheat Sheet for AI Engineering Interview – Questions and Answers. Why it matters: useful plumbing for shipping LLM-powered features.

   3.4k stars · Markdown · shared topics: ai, interview, interview-questions, llm, rag

5. 5. thedotmack/claude-mem

   +1.2k/wkest.

   Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects… Why it matters: useful plumbing for shipping LLM-powered features.

   101k stars · TypeScript · shared topics: ai, artificial-intelligence, claude, rag

6. 6. langchain-ai/langchain

   +329/wkest.

   The agent engineering platform. Why it matters: useful plumbing for shipping LLM-powered features.

   148k stars · Python · shared topics: ai, gemini, llm, rag

7. 7. langchain-ai/langgraph

   +245/wkest.

   Build resilient agents. Why it matters: useful plumbing for shipping LLM-powered features.

   43k stars · Python · shared topics: ai, gemini, llm, rag

8. 8. asgeirtj/system_prompts_leaks

   +189/wkest.

   Documented system prompts from Anthropic - Claude Fable 5.1, Opus 5.5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Why it matters: useful plumbing for shipping LLM-powered features.

   70k stars · Python · shared topics: ai, claude, gemini, llm

9. 9. CoplayDev/unity-mcp

   +147/wkest.

   Unity MCP acts as a bridge between AI assistants and your Unity Editor. Why it matters: useful plumbing for shipping LLM-powered features.

   15k stars · C# · shared topics: ai, claude, gemini, llm

10. 10. EverMind-AI/EverOS

    +63/wkest.

    One portable memory layer for every AI agent: local-first, Markdown-native, user-owned, and self-evolving across apps, tools, and workflows. Why it matters: useful plumbing for shipping LLM-powered features.

    13k stars · Python · shared topics: agentic-ai, ai, llm, rag

11. 11. rohitg00/ai-engineering-from-scratch

    +1.7k/wkest.

    Learn AI Engineering! Learn it. Build it. Ship it for others. Why it matters: useful plumbing for shipping LLM-powered features.

    69k stars · Python · shared topics: ai, llm, machine-learning

12. 12. Folkbench/folkbench

    +1.4k/wkest.

    Desktop app that switches Claude Code, Codex and other tools between AI API relays, showing their uptime and latency. Why it matters: useful plumbing for shipping LLM-powered features.

    1k stars · Rust · shared topics: ai, claude, llm

More: all trending LLM tooling repos · compare ai-system-design-guide with the top 2