Claude Skills by agentskillexchange

Check certificates and precertificates for Web PKI standards violations before CA issuance, trust-store submission, or deployment.

Uses yamllint to inspect hand-written or generated YAML before it reaches CI or deploy. The agent returns line-level syntax, duplicate-key, indentation, and formatting findings so config changes can be fixed before they break pipelines or runtime environments.

Lip Gloss by Charmbracelet is a Go library that brings CSS-like declarative styling to terminal UIs. With 11,000+ GitHub stars, it provides expressive color handling, borders, padding, tables, and layout primitives for building polished terminal applications.

Build audio and video streaming pipelines with Liquidsoap, a statically typed scripting language purpose-built for media automation. Create internet radio stations, live stream processors, and automated playout systems with a composable operator model.

High-performance, self-hosted newsletter and mailing list manager packed into a single binary. Manages millions of subscribers with templated campaigns, analytics, and a REST API for programmatic email automation.

LiteLLM is an open-source Python SDK and proxy server that provides a unified OpenAI-compatible interface to call 100+ LLM APIs including OpenAI, Anthropic, Azure, Bedrock, and more. It includes cost tracking, guardrails, load balancing, and virtual key management for production deployments.

Litestream is a streaming replication tool for SQLite databases that continuously replicates changes to S3, Azure, GCS, SFTP, or local storage. Written in Go with 13k+ GitHub stars, it enables SQLite to be used as a production database with disaster recovery.

Monitors live audio streams from RTMP, HLS, or Icecast sources using FFmpeg stream capture and real-time chunked transcription via Deepgram's streaming API or Whisper.cpp. Detects silence gaps, audio clipping, and loudness deviations from EBU R128 targets using pyloudnorm.

Extracts highlight clips from live streams using Twitch Helix API, YouTube Live Streaming API, and FFmpeg segment detection. Identifies peak moments via chat velocity analysis and audio energy spikes.

LiveKit is an open-source, scalable WebRTC-based real-time communication server written in Go. It provides multi-user conferencing, streaming, and data channels with client SDKs for JavaScript, Swift, Kotlin, Flutter, React, Go, Python, Rust, and Unity.

llama.cpp is a high-performance C/C++ implementation for running LLM inference across diverse hardware. It supports GGUF model quantization, GPU acceleration on NVIDIA/AMD/Apple Silicon, and provides both a CLI and an OpenAI-compatible HTTP server for local model serving.

llamafile by Mozilla bundles open-source LLMs into a single portable executable that runs locally on macOS, Windows, Linux, and BSD with zero installation. It combines llama.cpp inference with Cosmopolitan Libc to collapse model weights, server, and runtime into one file.

Use the upstream install or setup path that matches your environment: - pip install llama-index-core - pip install llama-index-llms-openai - pip install llama-index-llms-ollama - pip install llama-index-embeddings-huggingface

Use the upstream install or setup path that matches your environment: - pip install llama-index-core - pip install llama-index-llms-openai - pip install llama-index-llms-ollama - pip install llama-index-embeddings-huggingface

Automates LLDB debugging sessions with scripted breakpoint management and expression evaluation. Uses the LLDB Python SB API (lldb.SBDebugger, SBTarget, SBProcess) for programmatic debug control.

LLM is a Python CLI tool and library by Simon Willison for accessing OpenAI, Anthropic Claude, Google Gemini, Meta Llama, and dozens of other language models from the terminal. It supports API-based and local models via plugins, conversation logging to SQLite, templates, embeddings, and tool use.

Use mbox-to-sqlite when an agent needs to work across an email archive as structured data instead of parsing one message at a time. The agent imports a mailbox into SQLite, then hands the resulting database to search, reporting, and cross-dataset workflows without depending on a live mail provider.

Run a quick concurrent HTTP benchmark against a URL before deeper performance work or regression triage.

This ASE skill uses ghz to run repeatable gRPC load tests from proto files, protosets, or server reflection. An agent can replay request fixtures at controlled concurrency, capture latency and error rates, and export machine-readable reports for regression checks or performance investigations.

Run constant-rate HTTP attacks, capture binary results, and generate reports or plots before capacity changes and releases.

LobeHub is an open-source multi-agent chat platform supporting 50+ LLM providers, MCP plugin marketplace, knowledge base management, and multi-agent collaboration. It serves as a self-hosted alternative to ChatGPT with extensible function calling and voice capabilities.

Logdy is a zero-dependency single-binary log viewer that pipes any command output into an interactive browser-based UI. It supports custom TypeScript parsers, column definitions, filtering, and works with stdin, files, sockets, and REST API inputs.

Logfire is Pydantic's observability SDK for Python applications, with first-class tracing for AI, LLM, and agent workloads. It wraps OpenTelemetry, ships with a hosted UI, and supports instrumenting popular Python frameworks without building a custom tracing stack from scratch.

Logto is a modern, open-source authentication and authorization infrastructure built on OIDC and OAuth 2.1. It provides multi-tenancy, enterprise SSO, RBAC, and SDKs for 30+ frameworks, making it the go-to Auth0/Cognito alternative for SaaS and AI applications.

Use the upstream install or setup path that matches your environment: - $ git clone https://github.com/grafana/loki - Alternatively, on Unix systems you can use make to build the binary, which adds additional arguments to the go build command. - $ make loki

Perform ultra-fast lossless trimming, cutting, and merging of video and audio files with LosslessCut. Built on FFmpeg, it handles direct data copy operations without re-encoding, preserving original quality while saving hours of processing time.

Analyzes and optimizes Lottie JSON animation files using lottie-web parser internals, reduces file size via keyframe deduplication and path simplification, and validates against the Telegram Lottie sticker spec (TGS).

lsd (LSDeluxe) is a modern rewrite of the classic ls command written in Rust, adding color coding, file-type icons via Nerd Fonts, tree view, and extensive formatting options while maintaining familiar ls command syntax.

lychee is a fast, async, stream-based link checker written in Rust that finds broken URLs and mail addresses inside Markdown, HTML, reStructuredText, websites and more. It supports HTTP/HTTPS, file links, and mail address validation with configurable concurrency and output formats.

Magika is Google's AI-powered file type detector for fast, content-based identification of binary and text files. It is useful when an agent needs safer routing, validation, triage, or downstream policy decisions based on the real file contents instead of just filenames or MIME headers.

Maigret collects a dossier on a person by username only, checking for accounts on over 3000 sites and gathering available information from web pages. A powerful Sherlock fork with recursive search, profile parsing, and structured report output.

Connects agents to Mailchimp’s official Marketing API through the official Node.js client library. Useful for audience sync, tagging, campaign orchestration, automation triggers, webhooks, and batch operations at marketing scale.

MailDev is a local SMTP server with a web UI and REST API for capturing application email during development. It lets agents and test workflows inspect messages, attachments, and relay behavior without touching real inboxes.

MailDev is a local SMTP server with a browser UI for viewing test emails during development. It catches outgoing mail, exposes a REST API, supports attachments and relay options, and helps teams test email flows without sending real messages to customers.

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.

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 recipients.

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.

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.

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.

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.

Parses GNU Makefiles using pymake and builds complete dependency DAGs. Detects circular dependencies, unreachable targets, missing prerequisites, and generates optimal parallel build orderings.

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.

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.

Use CC Switch to keep provider profiles, MCP servers, prompts, skills, sessions, and usage tracking consistent across Claude Code, Codex, Gemini CLI, OpenCode, and OpenClaw.

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.

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.

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.

Use smartlog, restack, undo, and sync commands to keep stacked commit workflows reviewable without juggling throwaway branches.

Generate Python module dependency graphs so refactors and package splits start from an actual import map instead of guesswork.

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.