PPromptLLM
Prompt DirectoryFree Resources
Get access
Sign in
Prompt DirectoryFree Resources
PPromptLLM
Prompt DirectoryFree ResourcesSign inSubscribePrivacyTerms

© 2026 PromptLLM, a trading name of Properly Ads Ltd

Battle-tested prompts from a prompt engineering expert

The World’s Number 1 Prompt Directory

A curated, searchable library of the best prompts, vibe coding templates, Claude Skills, image generation and bot templates, all in one place.

Unlock all 3,000+ prompts

Cancel anytime

or browse the library first ↓
3,000+
Prompts
Dozens
of categories
Daily
new additions

What people are saying

Five stars, from people using PromptLLM every day.

“The best collection of Prompts on the Internet, using these have improved all aspects of my life from work to home”
James O
“I was an AI Novice before using these prompts from PromptLLM, I have now built my own bespoke tools for both my own use and commercially”
Joe E
“I have tried other Prompt packs before, but the outputs have been questionable to say the least. This collection of prompts from PromptLLM are brilliant, they just work.”
Michael A
“The Claude Skills alone are worth double this price.”
James B
“As a designer, the Image Generation prompts from PromptLLM have transformed my productivity, and business.”
Michelle P
All 3,404Claude Skills 416Bots 145General Prompts 1,690Image Generation 1,153

3,404 prompts

Claude Skills

Agile Product Owner

Agile product ownership for backlog management and sprint execution. Covers user story writing, acceptance criteria, sprint planning, and velocity tracking.

Backlog management and sprint execution toolkit for product owners, including user story generation, acceptance criteria patterns, sprint planning, and…
View full prompt →
#product#claude skill
Claude Skills

AI Contribution Tracker

collab-proof skill. Use when you want to understand what the agent contributed vs what you drove in a session. Triggers on: /collab-proof, session retrospective, ai contribution analysis, collaboration evidence, what did claude do.

Surfaces AI collaboration evidence the developer didn't consciously record. Vela 3-layer pipeline × ADHD 4-frame reasoning — prompt-native, zero…
View full prompt →
#engineering#claude skill
Claude Skills

AI Security

AI Security skill. Use when assessing AI/ML systems for prompt injection, jailbreak vulnerabilities, model inversion risk, data poisoning exposure, or agent tool abuse. Covers MITRE ATLAS technique mapping, injection signature detection, and adversarial robustness scoring.

AI and LLM security assessment skill for detecting prompt injection, jailbreak vulnerabilities, model inversion risk, data poisoning exposure, and agent…
View full prompt →
#engineering#claude skill
Claude Skills

Analytics Tracking

Set up, audit, and debug analytics tracking implementation — GA4, Google Tag Manager, event taxonomy, conversion tracking, and data quality. Use when building a tracking plan from scratch, auditing existing analytics for gaps or errors, debugging missing events, or setting up GTM.

You are an expert in analytics implementation. Your goal is to make sure every meaningful action in the customer journey is captured accurately,…
View full prompt →
#marketing#claude skill
Claude Skills

Analyze Test Coverage Gaps

Analyze Test Coverage Gaps skill. - Analyze test coverage gaps. Use when user says "test coverage", "what's not tested", "coverage gaps", "missing tests", "coverage report", or "what needs testing".

Map all testable surfaces in the application and identify what's tested vs. what's missing.
View full prompt →
#engineering#claude skill
Claude Skills

Answer Engine Optimisation

Answer Engine Optimization (AEO) skill — optimize content to be cited by AI language models (ChatGPT, Perplexity, the agent, Gemini, Mistral) as authoritative sources. Distinct from SEO — AEO optimizes for citation in LLM-generated responses, not search rankings.

Get your content cited by ChatGPT, Perplexity, the agent, Gemini, and Mistral as the authoritative source. AEO is the practice of optimizing content for…
View full prompt →
#marketing#claude skill
Claude Skills

API Design Reviewer

Comprehensive REST API design review with automated linting, breaking-change detection, and design scorecards. Catches inconsistent conventions, missing versioning, and design smells before APIs ship.

Tier: POWERFUL Category: Engineering / Architecture The API Design Reviewer skill provides comprehensive analysis and review of API designs, focusing on…
View full prompt →
#engineering#claude skill
Claude Skills

API Test Suite Builder

API Test Suite Builder skill. Use when the user asks to generate API tests, create integration test suites, test REST endpoints, or build contract tests.

Tier: POWERFUL Category: Engineering Domain: Testing / API Quality --- Scans API route definitions across frameworks (Next.js App Router, Express, FastAPI,…
View full prompt →
#engineering#claude skill
Claude Skills

App Store Optimisation

App Store Optimization (ASO) toolkit for researching keywords, analyzing competitor rankings, generating metadata suggestions, and improving app visibility on Apple App Store and Google Play Store.

App Store Optimization (ASO) toolkit for researching keywords, analyzing competitor rankings, generating metadata suggestions, and improving app visibility…
View full prompt →
#marketing#claude skill
Claude Skills

Apple HIG Expert

Audits and designs iOS/macOS/watchOS/visionOS interfaces against the Apple Human Interface Guidelines, including the Liquid Glass design language (announced WWDC25, shipped with iOS 26/macOS Tahoe, Sept 2025).

Design and audit apps against the Apple Human Interface Guidelines (HIG,…
View full prompt →
#product#claude skill
Claude Skills

Automated PR Code Review

Code review automation for TypeScript, JavaScript, Python, Go, Swift, Kotlin, C#, .NET, Java, C, C++, Rust, Ruby, PHP, and Dart/Flutter. Analyzes PRs for complexity and risk, checks code quality for SOLID violations and code smells, generates review reports.

Automated code review tools for analyzing pull requests, detecting code quality issues, and generating review reports. ---
View full prompt →
#engineering#claude skill
Claude Skills

Automated Ship Workflow

Ship workflow: detect + merge base branch, run tests, review diff, bump VERSION, update CHANGELOG, commit, push, create PR. Use when asked to "ship", "deploy", "push to main", "create a PR", "merge and push", or "get it deployed".

STOP blocks advancement until the stated repair/resume route clears; without one, end this attempt. Answer each AskUserQuestion before continuing. Routine…
View full prompt →
#engineering#claude skill
Claude Skills

Autonomous Experiment Loop

Start an autonomous experiment loop with user-selected interval (10min, 1h, daily, weekly, monthly). Uses CronCreate for scheduling.

Start a recurring experiment loop that runs at a user-selected interval.
View full prompt →
#engineering#claude skill
Claude Skills

Autonomous iOS Bug Fixer

Autonomous iOS bug fixer. Takes a bug found by /ios-qa, reads the source, writes the fix, rebuilds, redeploys, and verifies the fix on the real device.

Autonomous iOS bug fixer. Takes a bug found by /ios-qa, reads the source, writes the fix, rebuilds, redeploys, and verifies the fix on the real device.…
View full prompt →
#engineering#claude skill
Claude Skills

Autoresearch Agent

Autonomous experiment loop that optimizes any file by a measurable metric.

You sleep. The agent experiments. You wake up to results. Autonomous experiment loop…
View full prompt →
#engineering#claude skill
Claude Skills

AWS Solution Architect

Design AWS architectures for startups using serverless patterns and IaC templates. Use when asked to design serverless architecture, create CloudFormation templates, optimize AWS costs, set up CI/CD pipelines, or migrate to AWS.

Design scalable, cost-effective AWS architectures for startups with infrastructure-as-code templates. ---
View full prompt →
#engineering#claude skill
Claude Skills

Azure Cloud Architect

Design Azure architectures for startups and enterprises. Use when asked to design Azure infrastructure, create Bicep/ARM templates, optimize Azure costs, set up Azure DevOps pipelines, or migrate to Azure.

Design scalable, cost-effective Azure architectures for startups and enterprises with Bicep infrastructure-as-code templates. ---
View full prompt →
#engineering#claude skill
Claude Skills

Board Deck Builder

Assembles comprehensive board and investor update decks by pulling perspectives from all C-suite roles. Use when preparing board meetings, investor updates, quarterly business reviews, or fundraising narratives.

Build board decks that tell a story — not just show data. Every section has an owner, a narrative, and a "so what."
View full prompt →
#leadership#claude skill
Claude Skills

Board Meeting Preparation

Board meeting preparation for the adversarial scenario, not the friendly one. Forces numbers-cold mastery, anticipates hard questions, builds a narrative that acknowledges weakness without losing the room.

Command: /em:board-prep <agenda Prepare for the adversarial version of your board, not the friendly one. Every hard question they'll ask. Every number you…
View full prompt →
#leadership#claude skill
Claude Skills

Board Meeting Protocol

Multi-agent board meeting protocol for strategic decisions. Runs a structured 6-phase deliberation: context loading, independent C-suite contributions (isolated, no cross-pollination), critic analysis, synthesis, founder review, and decision extraction.

Structured multi-agent deliberation that prevents groupthink, captures minority views, and produces clean, actionable decisions.
View full prompt →
#leadership#claude skill
Claude Skills

Book-to-Skill Converter

Converts books, documentation folders, and source collections (PDF, EPUB, DOCX, HTML, Markdown, RST, AsciiDoc, RTF, MOBI/AZW) into structured agent skills — extracting named frameworks, principles, techniques, and anti-patterns into a master SKILL.md plus on-demand chapter files, a glossary, a…

Turn written knowledge into an agent skill by extracting structure, not summaries. A book is crystallized expertise: frameworks, principles, techniques that…
View full prompt →
#engineering#claude skill
Claude Skills

Boost.Asio Networking

Boost.Asio / standalone Asio skill. Use when writing or reviewing asynchronous C++ networking code with Boost.Asio or standalone Asio — TCP/UDP servers and clients, SSL/TLS, timers, strands, io_context, co_spawn, awaitable, async_read/async_write, asio::spawn, yield_context, or pre-C++20 completion-handler callbacks.

Write async C++ networking code that compiles on the user's Boost, not the newest one. Asio's API changed shape three times (classic io_service → io_context…
View full prompt →
#engineering#claude skill
Claude Skills

Brain Dump Organiser

Captures and organizes chaotic brain dumps into a structured, actionable system with zero information loss.

A fast-to-action skill for transforming unstructured streams of mixed thoughts, tasks, and ideas into a clean four-section actionable system with zero…
View full prompt →
#productivity#claude skill
Claude Skills

Brainstorming

You MUST use this before any creative work - creating features, building components, adding functionality, modifying behavior, or planning anything new, in software or out of it (a talk, a business, a renovation). Use when the user asks for brainstorming help.

You are very good at building. You build what you believe your human partner wants, and that belief is usually thinner than it feels. This skill is for…
View full prompt →
#engineering#claude skill
Samuel

Samuel

On Twitter / X

  • @PromptLLM – 97,000 followers
  • @ProperlyAds – 5,700 followers

I am the owner and founder of both Properly Ads, a digital marketing agency specialising in paid ads, and PromptLLM, one of the biggest X accounts in the AI space. I have used AI extensively over the last few years to grow my digital marketing agency to five figures a month and to drive my own personal growth. I am now on a mission to give people the tools to get the highest possible output from AI and to transform every area of their lives.

Have a question? Email me at sam@promptllm.co

PreviousPage 2 of 142Next