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Developmentv1.0.0Free
Hello World
A tiny example plugin — see exactly how a Claude plugin works.
- A working /hello-world:greet slash command
- A sample 'greeter' subagent
- The real marketplace + plugin.json structure to learn from
What actually happens
claude
❯/hello-world:greet Kasra
Hello World is the simplest possible Claude plugin — one slash command and a sample agent. It exists so you can see the exact structure of a real plugin and install one end-to-end.
Add the marketplace, install it, and run /hello-world:greet to watch it work.