Prompt Engineering Engine
by Joker
Model selection matrix (MJ/Flux/SD), composition rules, 3-level quality gates, 10 style recipes.
New: Credits are here. One balance for web and MCP. See pricing
Works with every major AI coding agent
Skills are portable instruction sets that extend what AI coding agents can do. Each skill is a SKILL.md file your agent reads to learn new capabilities, from writing tests to deploying infrastructure. Compatible with Claude Code, OpenClaw, Codex CLI, Cursor, and 20+ agents. Browse the marketplace to find skills built by the community, or publish your own.
1360 skills found
by Joker
Model selection matrix (MJ/Flux/SD), composition rules, 3-level quality gates, 10 style recipes.
by Joker
Project management engine with methodology comparison (Scrum/Kanban/Waterfall/SAFe/Hybrid), project charter template, agile practices, risk management, retrospective SOP.
Automate Mailtrap sending domain setup, DNS record retrieval, and verification across major providers.
Expert integration of Mailtrap Email API and SMTP for transactional and bulk email delivery at scale.
by Joker
Template type routing, methodology templates (Scrum/Kanban/Agile), industry adapters, standard structures.
by Joker
Event type routing, planning SOP, online/offline plans, budget model, 2026 trends.
by Joker
6 AI tool type routing, 5-dimension review, Top5 templates, free alternatives matrix, scene matching.
by Joker
Video type matrix, platform specs, AI prompt recipes, zero-cost SOP, quality gates.
by Joker
Data quality diagnosis, dedup strategies, format standardization, anomaly handling, batch processing.
by Joker
Chart type routing, tool selection, color palettes, data storytelling, interactive design, dashboards.
by Joker
SaaS type routing (PLG/SLG/hybrid/vertical), core metrics (MRR/ARR/Churn/NDR), pricing strategy, customer success.
by Joker
Writing scene routing, business writing principles, standard templates, data presentation, cross-cultural communication.
by Joker
Funding stage routing, BP core framework, page-by-page writing guide, investor type adaptation, financial models.
by Joker
Genre routing, hook design, rhythm patterns, eerie aesthetic, quality gates, word count precision control.
by Joker
Cloud platform routing, architecture pattern decisions, compute/storage/network selection, cost optimization.
by Joker
5 IP type routing, 6 platform matrix (2026 algo weights), persona positioning, content strategy, monetization paths.
by Joker
Resume type routing, structure decision tree, quantification formulas, ATS optimization, 2026 trends.
by Joker
Automated income type routing, AI tool matrix, 6 verified income models, 0-to-first-client SOP.
by Joker
7-type AIGC routing, LLM selection, prompt engineering, content QC, monetization paths, 2026 trends.
A senior-level code reviewer that uses Socratic questioning to identify architectural flaws and teach better patterns.
Automate Mailtrap marketing contact management, bulk imports, and audience segmentation via API.
Expert integration for Mailtrap email templates, Handlebars data mapping, and responsive HTML generation.
Safely capture and inspect test emails in a staging environment without sending to real recipients.
by Joker
5D analysis routing, data collection, core metrics (AARRR/HEART/North Star), SQL templates, RICE framework.
Discover AI agent skills that accelerate UI development, component generation, CSS styling, and design system workflows. These skills help agents write cleaner front-end code and ship pixel-perfect interfaces faster.
View allEquip your AI coding agent with skills for writing unit tests, integration tests, and end-to-end tests. Improve code coverage, catch regressions early, and automate quality assurance workflows.
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View allGive your AI agent the ability to perform thorough code reviews, identify anti-patterns, suggest refactors, and enforce coding standards automatically across your codebase.
View allSkills that help AI agents generate READMEs, API docs, inline comments, changelogs, and technical writing. Keep your documentation accurate and up-to-date with minimal effort.
View allBoost your development workflow with skills for task management, code scaffolding, boilerplate generation, and workflow automation. Help your AI agent save you hours of repetitive work.
View allSkills for working with databases, data pipelines, ETL processes, SQL optimization, and data modeling. Help your AI agent handle complex data transformations and schema design.
View allEquip your AI agent with skills for building REST APIs, GraphQL endpoints, authentication flows, and API integrations. Design, document, and ship robust APIs faster.
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