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Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a

Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This

"Use this skill any time a .pptx file is involved in any way — as input, output, or both. This includes: creating slide decks, pitch decks, or presentations; reading, parsing, or extracting text from

"Use this skill whenever the user wants to create, read, edit, or manipulate Word documents (.docx files). Triggers include: any mention of \"Word doc\", \"word document\", \".docx\", or requests to

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact

Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields,

"Use this skill any time a spreadsheet file is the primary input or output. This means any task where the user wants to: open, read, edit, or fix an existing .xlsx, .xlsm, .csv, or .tsv file (e.g.,

xd-skill CLI — 心动 Skill Hub 命令行工具,用于安装、发布、管理 Claude / Codex / ClawHub 的 skill 包。

Web search for Pi using DeepSeek's server side search. Only works with DeepSeek models.

Local OpenAI Responses API proxy for Chat Completions and Anthropic-compatible providers.

One-line wrapper SDK for TensorCost — fire-and-forget LLM observability for OpenAI, Anthropic, and AWS Bedrock clients.

TUI configurator and local API proxy for wiring custom model providers into OpenCode and Claude Code.

Local dashboard for Claude Code token usage and costs. Reads ~/.claude/projects/**/*.jsonl, aggregates spend, slices interactively.

Lingjing AWB CLI monorepo with shared core, standalone CLI, and agent skills

HTTP-only Super API skill installer for Claude Code, Codex, and OpenClaw

Test whether your repo AI instructions actually survive execution.

Hybrid JWT — ECDSA P-256 + ML-DSA dual signing. Migration bridge from classical to post-quantum authentication.