Promptly: AI Prompt Library

Stop wasting time writing AI prompts from scratch. Promptly gives you expert-crafted prompts across 6 professional worlds — ready to use in ChatGPT, Claude, Gemini, or any AI tool. ── WHAT MAKES PROMPTLY DIFFERENT ── ✦ Built for professionals, not hobbyists Every prompt is written for real work: code reviews, financial analysis, legal contracts, marketing campaigns, productivity systems. ✦ Customizable variables Each prompt has smart variables you adjust with a tap. Choose your language, tone, framework, or audience — and the prompt adapts instantly. ✦ 100% offline No account. No API key. No internet required. Your prompts are always available. ✦ Find the right prompt in seconds Search across all prompts instantly, or browse by world and category. ✦ Favorites & history Save the prompts you use most and revisit your recent history without searching again. ── 6 PROFESSIONAL WORLDS ── ⌥ DEV & TECH — Debug, testing, architecture, security, performance, Git, CI/CD, mobile, AI pipelines and more. ▲ FINANCE — P&L analysis, forecasting, Excel formulas, investment frameworks, unit economics, valuations. ✦ MARKETING — Ad copy, ASO, SEO, social media, email sequences, GTM strategy, content and more. ⊡ LEGAL — Contracts, compliance, due diligence, IP, employment law, privacy policies. ⚡ PRODUCTIVITY — Emails, meetings, summaries, planning, feedback, personal effectiveness. ❖ AI AGENTS — Practical patterns for directing coding agents like Claude Code and Cursor: Single Responsibility, Dependency Injection, constrained prompts, AGENTS.md templates, and project structure that keeps agents on track. ── WORKS WITH ANY AI ── ChatGPT · Claude · Gemini · Copilot · Perplexity · Any LLM Download Promptly and get more out of every AI conversation.