Arca

GitHub for discovering everything you need to build with AI.

300+ verified resources across 50 categories. No hallucinations — only real, existing tools and links.

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Table of Contents

AI Models

#	Category	What's Inside	Link
1	Language Models	Llama 3.1, Qwen 2.5, Mistral, Gemma, Phi-3	ai-models/
2	Coding Models	DeepSeek Coder, StarCoder, CodeLlama, Codestral	coding-models/
3	Image Models	FLUX.1, SDXL, Stable Diffusion 3, DALL-E 3	image-models/
4	Video Models	Open-Sora, CogVideo, SVD, AnimateDiff	video-models/
5	Audio Models	MusicGen, AudioCraft, Demucs, Bark	audio-models/
6	Vision Models	YOLOv8, SAM 2, PaddleOCR, Florence-2	vision-models/
7	Speech Models	Whisper, ElevenLabs, Coqui XTTS, Parler TTS	speech-models/
8	Embedding Models	BGE-M3, CLIP, Jina v2, Cohere Embed	embedding-models/

Building & Frameworks

#	Category	What's Inside	Link
9	AI Frameworks	LangChain, LlamaIndex, DSPy, Dify, Haystack	ai-frameworks/
10	Agents	CrewAI, AutoGen, LangGraph, MetaGPT, OpenHands	agents/
11	Agent Skills	Web Search, Code Execution, File Ops, DB Query	agent-skills/
12	AI Workflows	LangGraph, CrewAI, Dify, n8n pipelines	ai-workflows/
13	MCP Servers	Filesystem, GitHub, PostgreSQL, Brave Search	mcp-servers/
14	Templates	FastAPI RAG, Next.js Chatbot, Gradio, Docker	templates/

Data & RAG

#	Category	What's Inside	Link
15	Datasets	The Pile, LAION-5B, MMLU, SlimPajama	datasets/
16	RAG Tools	RAGFlow, Kotaemon, LlamaIndex, Haystack	rag-tools/
17	Vector Databases	Milvus, Qdrant, Chroma, Weaviate, pgvector	vector-databases/
18	Data Cleaning	Cleanlab, Great Expectations, Label Studio	data-cleaning-tools/
19	Memory Systems	Mem0, Letta, Zep, Cognee, LangMem	memory-systems/

Infrastructure

#	Category	What's Inside	Link
20	Inference Providers	Together AI, Groq, Fireworks, Modal, DeepInfra	inference-providers/
21	Local Inference	Ollama, llama.cpp, vLLM, GPT4All, Jan	local-inference-tools/
22	AI Infrastructure	vLLM, TGI, Ray Serve, TensorRT-LLM, Triton	ai-infrastructure/
23	Model Routers	OpenRouter, LiteLLM, Portkey, RouteLLM	model-routers/

Developer Tools

#	Category	What's Inside	Link
24	Developer Tools	Cursor, Continue, Aider, Copilot, Codeium	developer-tools/
25	CLI Tools	Ollama CLI, HF CLI, Aider, Gradio CLI	cli-tools/
26	SDKs	OpenAI, Anthropic, Cohere, Mistral, Together	sdks/
27	API Integrations	LiteLLM, OpenAI, Anthropic, Google, Groq	api-integrations/
28	UI Components	Vercel AI SDK, Chainlit, Shadcn, Open WebUI	ui-components/
29	Coding Agent Configs	Cursor Rules, Copilot Instructions, Aider Config	coding-agent-configs/

Safety & Quality

#	Category	What's Inside	Link
30	Guardrails	Guardrails AI, Nemo Guardrails, LLM Guard	guardrails/
31	Security Tools	Garak, PyRIT, Text Attack, Rebuff	security-tools/
32	Evaluation Tools	Ragas, DeepEval, Promptfoo, lm-eval-harness	evaluation-tools/
33	Observability	Langfuse, LangSmith, Phoenix, MLflow	observability/
34	Cost/Latency Tools	Promptfoo, Tiktoken, RouteLLM, Unify	cost-latency-tools/

Prompts

#	Category	What's Inside	Link
35	Prompts	Chain-of-Thought, Few-Shot, Code Gen, RAG	prompts/
36	System Prompts	General, Code, Data Analyst, Teacher, Safety	system-prompts/
37	Prompt Files	Ready-to-use .txt and .json prompt files	prompt-files/

Research & Learning

#	Category	What's Inside	Link
38	Research Papers	Attention Is All You Need, GPT-3, LoRA, CLIP	research-papers/
39	Research Implementations	nanoGPT, whisper, llama.cpp, ComfyUI	research-implementations/
40	Benchmarks	MMLU, HumanEval, LM Arena, GSM8K, HELM	benchmarks/
41	Tutorials	LangChain, RAG, Fine-tuning, Prompt Engineering	tutorials/
42	Books	Deep Learning, Hands-On ML, Build LLM from Scratch	books/
43	Courses	Fast.ai, CS229, CS231n, HuggingFace, deeplearning.ai	courses/

Community

#	Category	What's Inside	Link
44	Newsletters	The Batch, Import AI, TLDR AI, Ahead of AI	newsletters/
45	Blogs	Lilian Weng, Jay Alammar, Chip Huyen, OpenAI	blogs/
46	Podcasts	Lex Fridman, Practical AI, Latent Space	podcasts/
47	YouTube Channels	3Blue1Brown, Karpathy, Two Minute Papers	youtube-channels/
48	Communities	HuggingFace, r/MachineLearning, Kaggle	communities/
49	Open Source Projects	Ollama, LangChain, n8n, Dify, vLLM	open-source-projects/

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Top 10 by GitHub Stars

Project	Stars	Category
Ollama	100K+	Local Inference
LangChain	95K+	AI Framework
llama.cpp	65K+	Local Inference
Whisper	70K+	Speech
n8n	50K+	Workflows
Dify	45K+	AI Framework
Text Gen WebUI	40K+	Applications
PaddleOCR	40K+	Vision
Ray	35K+	Infrastructure
open-webui	35K+	Applications

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How to Use

1. Pick a category from the table above
2. Open the README.md inside that folder for full details, links, and comparisons
3. Or open the .json file for structured data you can script with

Each category folder contains:

• README.md — Human-readable docs with tables, links, descriptions
• *.json — Machine-readable data for programmatic access

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Contributing

We welcome contributions! Rules:

1. Resource must be real and verified
2. Link must work and point to the correct location
3. No hallucinations — only existing tools/resources
4. Include official documentation or repo links
5. Open a PR for review

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License

MIT License — see LICENSE for details.

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Arca — Discover everything you need to build with AI.