DEVELOPER & CREATOR HUB

Free AI Prompt Handbooks, Cheat Sheets & Blueprints

Download battle-tested system prompt engineering manuals, LLM REST API reference cards, multi-agent architecture blueprints, and vector search playbooks.

Total Handbooks 48+ Guides
Total Downloads 127,000+
License Type 100% Free Commercial
Average Score ★ 4.93 / 5.0
PDF Guide PDF / 48 Pages

The Ultimate 2026 System Prompt Engineering Handbook

Comprehensive manual with structured JSON output templates, XML tag framing, few-shot prompt patterns, and guardrail rules for GPT-4o & Claude 3.5.

⬇ 24.5k Downloads Download
Cheat Sheet Markdown & SVG

Full-Stack LLM Developer API Cheat Sheet

Quick reference card for Anthropic, OpenAI, Mistral, and Ollama REST APIs, function calling schemas, streaming responses, and token cost formulas.

⬇ 18.9k Downloads Download
Architecture Template Mermaid / PNG / PDF

Autonomous Agent Architecture Blueprint & Workflow Diagrams

Production-tested architectural blueprints for multi-agent loops, short/long-term memory vector stores, tool execution sandboxes, and fallback nodes.

⬇ 14.2k Downloads Download
Prompt Library Notion & CSV

Midjourney v6.1 Photographic Prompt Master Matrix

Curated database of 500+ tested camera lenses, lighting setups, artistic styles, aspect ratios, and parameter modifiers for ultra-realistic rendering.

⬇ 31.0k Downloads Download
Developer Guide PDF / 36 Pages

RAG Vector Search & Knowledge Graph Playbook

Retrieval-Augmented Generation playbook for chunking strategies, hybrid BM25 + dense vector reranking, and Pinecone / PgVector integration.

⬇ 16.4k Downloads Download
Code Playbook Markdown & Code

Claude 3.5 Sonnet Codebase Indexing & Refactoring Manual

Step-by-step developer playbook for indexing 100,000+ line repositories inside Claude 3.5 Sonnet using AST tree-sitter context compression.

⬇ 22.1k Downloads Download