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Best Agent and System Prompts for engineering
Agent and System Prompts indexed for engineering teams. Every listing carries the Skill Score we compute identically across every platform — see how each one stacks up.
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Awesome ChatGPT Prompts (prompts.chat)
The world's largest open-source prompt library — 143k+ starred collection of role-based prompts that work with ChatGPT, Claude, Gemini, Llama, and Mistral.
System Prompts and Models of AI Tools
Reverse-engineered system prompts and tool schemas for Cursor, Claude Code, Devin, v0, Windsurf, Replit, Manus, and 25+ more.
TheBigPromptLibrary
Comprehensive archive of system prompts, custom instructions, jailbreak prompts, and prompt-injection defences for ChatGPT, Claude, Gemini, and others.
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5 totalCL4R1T4S — Leaked System Prompts
Open archive of leaked system prompts from ChatGPT, Claude, Gemini, Grok, Perplexity, Cursor, Lovable, Replit and more.
Anthropic Prompt Engineering Interactive Tutorial
Anthropic's official hands-on tutorial covering prompt structure, role prompting, chain-of-thought, and tool use for Claude.