Tools

Plugin for design teams: design critiques, design system audits, UX copy, accessibility checks, user research synthesis and developer handoff notes. Official from Anthropic; works best with Figma connected.

Skill collection for the gws CLI: one skill per Workspace API plus recipes for common Gmail, Drive, Docs, Calendar and Sheets workflows. Install gws and authorize your Google account first; not an officially supported Google product.

One CLI for Gmail, Drive, Calendar, Docs, Sheets and other Google Workspace APIs, with commands generated from the Discovery service, JSON output and 100+ Agent Skills. From the googleworkspace org but not officially supported; needs OAuth via a Google Cloud project.

Generates zero-dependency, animated HTML slide decks: previews several visual styles to choose from first, and can convert PowerPoint decks to web slides. Made for non-designers who don't write CSS.

Turns websites and Electron desktop apps into deterministic CLIs, with built-in adapters for Reddit, Hacker News, Bilibili, Zhihu, Xiaohongshu and more, and lets agents operate any page through your signed-in Chrome. Needs its companion browser extension.

Open-source infrastructure-as-code tool and community fork of Terraform: describe cloud resources declaratively, run plan to generate an execution plan, then apply changes, creating resources in parallel by dependency graph. Community-governed, MPL-2.0.

Kubernetes package manager that packages, installs, upgrades and rolls back releases with Chart templates, including ready-made charts from Artifact Hub. A CNCF graduated project; needs a kubeconfig to reach your cluster.

Detects hardcoded passwords, API keys and tokens in Git repos, files and stdin, and can run as a pre-commit hook or GitHub Action to block leaks. Now feature-frozen with security fixes only, as the author has moved on to Betterleaks.

Finds leaked credentials in Git, GitHub, S3, filesystems and more, recognizing 800+ secret types and checking with each service whether a key is still live to cut false positives.

A virtual executive team for founders: 33 skills act as CEO, CFO, CMO, CTO, legal and other advisors on strategy decisions, board materials, financial scenarios, M&A and org diagnostics, with Python analysis scripts. Persona subagents require the separate c-level-agents plugin.

A collection of 380+ skills across engineering, product, marketing, compliance, finance and executive advisory roles, with many standard-library Python scripts. Claude Code can install them by domain as plugins; works with Codex, Gemini CLI and a dozen other agents.

Large multi-domain plugin marketplace: 99 plugins bundle hundreds of skills, agents and slash commands covering engineering, marketing, product, project management, regulatory and quality, finance and C-level advisory. Also offers install options for Codex, Gemini CLI and others.

Generates single-file HTML slide decks with horizontal paging and two built-in visual systems (editorial magazine and Swiss International style), plus presenter mode with speaker notes. Can also make slide illustrations and covers for various platforms. By Guizang.

Parses a PRD into a dependency-aware task list so Cursor, Claude Code and other coding agents break it down, implement it and track progress; also works as a CLI. Needs at least one model API key, or reuse a Claude Code or Codex CLI login.

Helps turn a fuzzy intention into a concrete, measurable goal before work starts: outcome, verification evidence, success threshold, scope and stop conditions, then creates it with the goal tool (get_goal, create_goal). From OpenAI's official skills repo.

Parses a PRD into a dependency-aware task list so Claude Code, Cursor and other agents pick up the next task in order, split subtasks and update progress. Offers both a CLI and an MCP server. Needs at least one model API key, or reuse a Claude Code or Codex login.

Parses a PRD into a dependency-aware task list with complexity analysis, task breakdown and research; the plugin bundles slash commands, subagents and the MCP server. Needs a model API key, or reuse a Claude Code or Codex CLI login.

Proofreads drafts: once you explain the text's purpose, it finds grammar, logic and flow issues and gives located suggestions with reasons, without rewriting the whole piece or changing your voice. Rules and examples target English. Part of PM Skills; no extra account needed.

Product management skills collection: 69 skills and 42 chained workflows for discovery, strategy, PRDs, roadmaps, go-to-market and growth analytics. Installing it as a Claude Code plugin also adds commands such as /write-prd.

Plugin marketplace for product managers: 9 plugins, 60+ skills and 40+ chained workflows covering product discovery, strategy, PRDs and roadmaps, market research, go-to-market and growth. Installs in both Claude Code and Codex.

CLI and library for evaluating and red-teaming LLM apps: compare prompts and model outputs in bulk, scan for security vulnerabilities and plug into CI/CD, with evals running locally. Now part of OpenAI and still open source under MIT.

Have an agent produce high-fidelity clickable prototypes, editable slides, timeline animations (exportable to MP4/GIF) and infographics in HTML from one sentence. Proposes three design directions first and includes a five-dimension design review. By Huashu, MIT licensed.

160+ specialized Claude Code subagents, packaged as plugins in 10 categories such as core development, languages, infrastructure, testing and security, and data and AI, so you install only what you need.

Distills a colleague, friend or public figure's chats, documents and public material into a persona profile packaged as a callable skill, for handoffs and preserving know-how. Collects material from Lark, DingTalk, Slack and more. Mind privacy and consent when using others' data.