Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
Mastra TypeScript AI Agent Framework
Mastra is an open-source TypeScript framework for building AI-powered applications and agents. Created by the team behind Gatsby, it provides model routing across 40+ providers, graph-based workflows, human-in-the-loop suspension, and MCP server authoring in a single cohesive pac
Marp CLI Markdown Presentation Converter and Slide Deck Generator
Marp CLI converts Markdown files into professional slide deck presentations. It outputs static HTML, PDF, PowerPoint (PPTX), and image formats from a single Markdown source, enabling developers and content creators to build presentations as code.
markuplint HTML Linter for All Markup Developers
markuplint is a comprehensive HTML linter designed for all markup developers. It enforces accessibility, spec compliance, and best practices across HTML, JSX, Vue, Svelte, Astro, PHP, Pug, and more template languages through a pluggable parser architecture.
MarkItDown Document-to-Markdown Converter by Microsoft
MarkItDown is a Python utility by Microsoft that converts PDF, Word, PowerPoint, Excel, images, audio, HTML, and other files into Markdown for LLM consumption. It preserves headings, lists, tables, and links while producing token-efficient output optimized for text analysis pipel
Marker PDF-to-Markdown Converter
Marker converts PDF, DOCX, PPTX, and image files to clean Markdown, JSON, and HTML with high accuracy. It handles tables, equations, code blocks, and multi-column layouts, with optional LLM-boosted extraction for maximum fidelity.
markdownlint-cli2 Markdown Linting for Docs and Repos
This skill uses markdownlint-cli2 to enforce consistent Markdown quality across docs, READMEs, and content repositories. It is built for local authoring, pull-request checks, and CI enforcement with rule-based output.
markdownify Python HTML to Markdown Conversion Library
markdownify is a Python library that converts HTML content to clean Markdown text. It supports tag filtering, heading styles, custom converters, and code language detection, making it essential for content extraction and document transformation pipelines.
Markdown-to-AMP Article Converter
Converts Markdown files to valid AMP HTML articles using unified/remark/rehype pipeline. Validates output against amphtml-validator and generates structured data with schema-dts.
Markdoc Markdown-Based Authoring Framework by Stripe
Markdoc is a powerful Markdown-based authoring framework created by Stripe to power their public documentation. It extends Markdown with custom tags, functions, and variables for building structured documentation sites and content experiences.
Map Python import graphs to explain coupling before refactors or package splits with pydeps
Generate Python module dependency graphs so refactors and package splits start from an actual import map instead of guesswork.
Manage stacked commits, repair commit graphs, and sync branchless review flows with git-branchless
Use smartlog, restack, undo, and sync commands to keep stacked commit workflows reviewable without juggling throwaway branches.
Manage native GitHub stacked pull requests with gh-stack
Teach coding agents to split large changes into native GitHub stacked pull requests, keep branch layers rebased, and submit focused reviewable PR chains with the gh stack CLI.
Manage multi-agent coding sessions from one terminal mission control with Agent Deck
Use Agent Deck when an operator needs one keyboard-first terminal to monitor, switch, fork, sandbox, and organize many coding-agent sessions instead of juggling tabs, panes, and worktrees by hand.
Manage ElevenLabs agents as versioned local config files instead of hand-editing them in the dashboard with ElevenLabs CLI
Initialize, authenticate, and edit ElevenLabs agent configs from local files when you want agent definitions in code review instead of only in a hosted UI.
Makefile Workflow Generator
Generates project Makefiles with standard targets using GNU Make syntax, autodeps pattern rules, and integration with package managers (npm scripts, Poetry tasks, Cargo commands). Produces .PHONY declarations and help targets.
Makefile Linting for CI and Build Pipelines
Uses checkmake to inspect Makefiles for style issues, fragile targets, and maintainability problems before build automation breaks in CI. It is a narrow build-script review skill for agents working inside repositories that already rely on make, not a generic build tool listing.
Makefile Dependency Auditor
Parses GNU Makefiles using pymake and builds complete dependency DAGs. Detects circular dependencies, unreachable targets, missing prerequisites, and generates optimal parallel build orderings.
Makedown Task Runner
Extracts executable task definitions from Markdown files and runs them as shell pipelines. Parses fenced code blocks with task metadata annotations and manages dependencies between tasks.
Mailtrap Node.js SDK for Transactional and Sandbox Email
An ASE skill built on the official Mailtrap Node.js SDK for sending transactional email and working with Mailtrap sandbox or production flows. It is well suited to agent workflows that need API-driven email delivery, test inbox validation, and structured messaging automation.
Mailspring Open Source Email Client with Plugin Architecture
Mailspring is a beautiful, fast, and fully open source email client for Mac, Windows, and Linux. Built on Electron and React with a C++ sync engine, it supports unified inbox, snooze, send later, mail rules, and templates with a powerful plugin system.
Mailpit SMTP Testing and Email Capture Workbench
This skill uses Mailpit as a safe SMTP sink for development, QA, and automated test runs. It helps teams capture, inspect, search, and validate transactional email without sending anything to real inboxes.
MailHog SMTP Testing Server with Web UI and API
Uses MailHog to capture outbound email in development and test environments through a local SMTP server, browser UI, and JSON API. It is a practical fit for debugging transactional mail, verifying templates, and testing delivery behavior without sending messages to real recipient
Mailgun JavaScript SDK for Email Delivery and Domain Operations
An ASE skill built around the official Mailgun JavaScript SDK for sending email and managing Mailgun API workflows from Node.js. It fits agent tasks that need transactional messaging, domain-aware email operations, event handling, and direct integration with the Mailgun platform.
Mailgun JavaScript SDK for Email Delivery and Domain Operations
An ASE skill built around the official Mailgun JavaScript SDK for sending email and managing Mailgun API workflows from Node.js. It fits agent tasks that need transactional messaging, domain-aware email operations, event handling, and direct integration with the Mailgun platform.