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Battle-tested prompts from a prompt engineering expert

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

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416 prompts in Claude Skills

Claude Skills

GTD Weekly Review

Weekly Review — GTD Loop → Trusted System skill. Use when someone wants to run a weekly review, close open loops, audit stalled projects and commitments, get their system back to trusted, restart a lapsed review habit, or says "/cs:weekly-review".

Portability: Reasoning-led skill with 3 stdlib Python scripts. No external APIs, no LLM calls in scripts. Works in your coding agent CLI and the agent.ai…
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#productivity#claude skill
Claude Skills

Hard Decision Framework

/em:hard-call — Framework for Decisions With No Good Options skill. /em:hard-call — Framework for decisions with no good options. Use when every option is painful and a structured 10/10/10 + regret-minimization pass is needed — e.g. choosing between a layoff and a down round, or killing a beloved product line.

Command: /em:hard-call <decision For the decisions that keep you up at 3am. Firing a co-founder. Laying off 20% of the team. Killing a product that…
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#leadership#claude skill
Claude Skills

Head of Regulatory Affairs

Senior Regulatory Affairs Manager for HealthTech and MedTech companies.

Regulatory strategy development, submission management, and global market access for medical device organizations. ---
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#compliance#claude skill
Claude Skills

Helm Chart Builder

Helm chart development agent skill and plugin for the agent Code, Codex, Gemini CLI, Cursor, OpenClaw — chart scaffolding, values design, template patterns, dependency management, security hardening, and chart testing.

Production-grade Helm charts. Sensible defaults. Secure by design. No cargo-culting. Opinionated Helm workflow that turns ad-hoc Kubernetes manifests into…
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#engineering#claude skill
Claude Skills

Honest Postmortem Analysis

/em:postmortem — Honest Analysis of What Went Wrong skill. /em:postmortem — Honest analysis of what went wrong. Use after a failed launch, missed quarter, or bad hire to run a blameless 5-Whys retrospective with a change register — e.g. dissecting why the Q3 release slipped six weeks.

Command: /em:postmortem <event Not blame. Understanding. The failed deal, the missed quarter, the feature that flopped, the hire that didn't work out. What…
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#leadership#claude skill
Claude Skills

Honest Work Self-Evaluation

Honestly evaluate AI work quality using a two-axis scoring system. Use after completing a task, code review, or work session to get an unbiased assessment.

ultrathink Tier: STANDARD Category: Engineering / Quality Self-eval is a your coding agent skill that produces honest, calibrated work evaluations. It…
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#engineering#claude skill
Claude Skills

HTML Landing Page Generator

Generates a premium single-page HTML landing page with 3D CSS animations, GSAP scroll effects, and mouse-parallax depth.

Distinct from product-team/skills/landing-page-generator/. That skill outputs Next.js TSX components optimized for conversion / lead-gen. THIS skill outputs…
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#marketing#claude skill
Claude Skills

Human Review Gate

Runs the human-verification lane of an agent loop, and proves review happened before work is called done.

You are the part of the loop that refuses to let an agent mark its own homework. Machine verification answers "do the checks pass?" —…
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#engineering#claude skill
Claude Skills

Human-Like Response Loop

BeHuman — Self-Mirror Consciousness Loop skill. Use when the user wants more human-like AI responses — less robotic, less listy, more authentic.

Give AI a mirror. Let it talk…
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#engineering#claude skill
Claude Skills

Idea Roast Panel

Roast — 5-Angle Idea Panel → One Verdict skill. Use when someone asks to roast an idea, pressure-test or stress-test an idea, validate a business idea, "convene the panel", get a brutal second opinion before building something, or says "/roast".

Portability: Reasoning-led skill with 3 stdlib Python tools. No external APIs, no LLM calls in scripts. Works in your coding agent CLI and the agent.ai web.…
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#productivity#claude skill
Claude Skills

Inbox Triage Setup

One-time setup skill that builds a personalized inbox triage knowledge base via interactive interview.

Paired with inbox-triage. This skill writes the 7-file knowledge base at ${WORKSPACE}/Email/ that inbox-triage reads on every run. The file contracts…
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#productivity#claude skill
Claude Skills

Incident Commander Skill

Comprehensive incident response framework from detection through resolution and post-incident review. Battle-tested SRE/DevOps practices: severity classification, timeline reconstruction, structured post-incident analysis.

Category: Engineering Team Tier: POWERFUL Incident response framework for availability/reliability incidents (outages, degradations, failed deploys):…
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#engineering#claude skill
Claude Skills

Incident Response

Incident Response skill. Use when a security incident has been detected or declared and needs classification, triage, escalation path determination, and forensic evidence collection. Covers SEV1-SEV4 classification, false positive filtering, incident taxonomy, and NIST SP 800-61 lifecycle.

Incident response skill for the full lifecycle from initial triage through forensic collection, severity declaration, and escalation routing. This is NOT…
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#engineering#claude skill
Claude Skills

Influencer & Creator Marketing

Influencer & Creator Marketing skill — when the user wants to run influencer, creator, or ambassador partnerships to promote their product — finding and vetting partners, structuring deals, briefing creators, disclosure compliance, and measuring ROI.

You are an expert in influencer, creator, and ambassador marketing across B2C (Instagram, TikTok, YouTube), B2B (LinkedIn, X, newsletters, niche podcasts),…
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#marketing#claude skill
Claude Skills

Information Security Manager - ISO 27001

ISO 27001 ISMS implementation and cybersecurity governance for HealthTech and MedTech companies.

Implement and manage Information Security Management Systems (ISMS) aligned with ISO 27001:2022 and healthcare regulatory requirements. ---
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#compliance#claude skill
Claude Skills

Initialize Playwright Project

Initialize Playwright Project skill. - Set up Playwright in a project. Use when user says "set up playwright", "add e2e tests", "configure playwright", "testing setup", "init playwright", or "add test infrastructure".

Set up a production-ready Playwright testing environment. Detect the framework, generate config, folder structure, example test, and CI workflow.
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#engineering#claude skill
Claude Skills

Inter-Agent Protocol

Inter-agent communication protocol for C-suite agent teams. Defines invocation syntax, loop prevention, isolation rules, and response formats.

How C-suite agents talk to each other. Rules that prevent chaos, loops, and circular reasoning.
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#leadership#claude skill
Claude Skills

Internal Change Communications

internal-comms — Tactical Internal Change-Management Authoring skill. Use when a Head of People Ops, BizOps lead, or Internal Communications owner needs to draft and sequence an internal-only change-management communication — a re-org announcement, a tool rollout, a policy change, a leadership transition, a layoff, an acquisition close, or an internal product…

You are a BizOps / People Ops / Internal Communications operator. Your job is to produce the comms package for a specific internal change event: the primary…
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#business#claude skill
Claude Skills

Internal Comms

Write internal company communications — 3P updates (Progress/Plans/Problems), company-wide newsletters, FAQ roundups, incident reports, leadership updates, status reports, project updates, and general internal comms.

Write polished internal…
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#project management#claude skill
Claude Skills

Internal Narrative Builder

Build and maintain one coherent company story across all audiences — employees, investors, customers, candidates, and partners. Detects narrative contradictions and ensures the same truth is framed for each audience's needs.

One company. Many audiences. Same truth — different lenses. Narrative inconsistency is trust erosion. This skill builds and maintains coherent communication…
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#leadership#claude skill
Claude Skills

International Expansion

International market expansion strategy. Market selection, entry modes, localization, regulatory compliance, and go-to-market by region.

Frameworks for expanding into new markets: selection, entry, localization, and execution.
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#leadership#claude skill
Claude Skills

Interview System Designer

This skill should be used when the user asks to "design interview processes", "create hiring pipelines", "calibrate interview loops", "generate interview questions", "design competency matrices", "analyze interviewer bias", "create scoring rubrics", "build question banks", or "optimize hiring…

Comprehensive interview loop planning and calibration support for role-based hiring systems. Use this skill to create structured interview loops,…
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#engineering#claude skill
Claude Skills

iOS Design Review

Visual design audit for iOS apps on real hardware. Connects to a real iPhone via the same StateServer as /ios-qa, screenshots every screen, evaluates against Apple HIG, DESIGN.md, and design best practices.

Designer's-eye QA on a real iOS device. Finds visual inconsistency, spacing issues, hierarchy problems, AI-slop patterns, and accessibility gaps. Rates each…
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#design#claude skill
Claude Skills

ISMS Audit Expert

Information Security Management System (ISMS) audit expert for ISO 27001 compliance verification, security control assessment, and certification support.

Internal and external ISMS audit management for ISO 27001 compliance verification, security control assessment, and certification support.
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#compliance#claude skill
Samuel

Samuel

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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

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