By kossakovsky
A comprehensive toolkit for creating, validating, and distributing Claude Code plugins
Create a new sub-agent file with proper frontmatter and structure.
Create a new slash command file with proper frontmatter and structure.
Add or update hooks.json with a new hook configuration for automated behavior.
Create a new Skill folder with SKILL.md and supporting directories.
Scaffold a new Claude Code plugin with standard structure and starter files
Modifies files
Hook triggers on file write and edit operations
Runs pre-commands
Contains inline bash commands via ! syntax
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Verify ownership to unlock analytics, metadata editing, and a verified badge. GitHub access is read-only (username + org membership).
Sign in to claimBased on adoption, maintenance, documentation, and repository signals. Not a security audit or endorsement.
Bash prerequisite issue
Uses bash pre-commands but Bash not in allowed tools
Bash prerequisite issue
Uses bash pre-commands but Bash not in allowed tools
Community marketplace of plugins for Claude Code. Claude Code plugins extend your CLI with new skills, slash commands, hooks, and agents. This marketplace is a single place where the community shares and discovers plugins — all installable with one command.
Claude Code plugins let you add new capabilities without modifying Claude Code itself:
/<plugin>:<command> (e.g., /commit:commit)Each plugin is a folder with a manifest and one or more of these components. No programming required — skills and commands are written in Markdown.
Add the marketplace:
/plugin marketplace add kossakovsky/cc-plugins
Install any plugin:
/plugin install <plugin-name>@cc-plugins
| Plugin | Version | Category | Description |
|---|---|---|---|
| switch-provider | 1.0.0 | ai-tools | Switch Claude Code between AI providers (Anthropic, Z.AI, Kimi, MiniMax) |
| plugin-development | 1.3.0 | developer-tools | Scaffold, validate, and submit Claude Code plugins |
| commit | 1.0.0 | developer-tools | Smart git commits with conventional commit messages |
| writing-skills | 1.0.0 | developer-tools | Create, test, and bulletproof skills using TDD methodology |
Anyone can contribute a plugin to the marketplace via Pull Request. Every PR goes through automated CI validation and a Claude Code review before being merged.
The fastest way to create and submit a plugin:
# Install the plugin-development toolkit
/plugin install plugin-development@cc-plugins
# Scaffold a new plugin
/plugin-development:init my-plugin
# Add commands, skills, agents, hooks
/plugin-development:add-command my-command "What it does"
# Validate before submitting
/plugin-development:validate
# Submit to the marketplace via PR
/plugin-development:submit
See CONTRIBUTING.md for the full guide.
MIT License — see LICENSE for details.
Smart git commits with conventional commit message generation
Create, test, and bulletproof Claude Code skills using TDD methodology. Based on obra/superpowers writing-skills
Switch Claude Code between AI providers (Anthropic, Z.AI, Kimi, MiniMax) with a single command
npx claudepluginhub kossakovsky/cc-plugins --plugin plugin-developmentPlugin development toolkit with skills for creating agents, commands, hooks, MCP integrations, and comprehensive plugin structure guidance
A comprehensive toolkit for creating, validating, and distributing Claude Code plugins
Meta-skills infrastructure for Claude Code plugin ecosystem - skill authoring, hook development, modular design patterns, and evaluation frameworks
Complete plugin development toolkit for creating, refactoring, and validating Claude Code plugins and agents. Use when creating new plugins/skills/agents, refactoring existing plugins/skills, validating frontmatter, or restructuring plugin components. Includes specialized agents for assessment, planning, execution, and validation workflows.
Harness-native ECC operator layer - 67 agents, 271 skills, 92 legacy command shims, reusable hooks, rules, selective install profiles, and production-ready workflows for Claude Code, Codex, OpenCode, Cursor, and related agent harnesses
Comprehensive skill pack with 66 specialized skills for full-stack developers: 12 language experts (Python, TypeScript, Go, Rust, C++, Swift, Kotlin, C#, PHP, Java, SQL, JavaScript), 10 backend frameworks, 6 frontend/mobile, plus infrastructure, DevOps, security, and testing. Features progressive disclosure architecture for 50% faster loading.