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.

Recent changes:
New: AI Agents world — 6 prompts for directing coding agents like Claude Code and Cursor (SOLID principles, AGENTS.md templates, and more), straight from a real video series on building with AI.
Fixed: some prompts weren't filling in their variables correctly when copied.
Legal and Finance prompts now note when a result should be reviewed by a professional.
Removed an unnecessary ad when marking a prompt as favorite.