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Automation
Hook

Hooks

What ultrapowers runs automatically, and when. A hook is a command Claude Code fires at a fixed moment, without you asking for it.

From plugin
ultrapowers
101 skill1 agent1 hook

Claude Code

> /plugin marketplace add 7xuanlu/ultrapowers
> /plugin install ultrapowers@7xuanlu

What fires, and when

SessionStart

Fires once when a session begins, and again after a context compaction. It is where a plugin sets up its environment, or restores state the compaction dropped.

  • Matchesstartup|resume|clear|compact"${CLAUDE_PLUGIN_ROOT}/hooks/session-start"
Read hooks/hooks.json
@7xuanlu
Ships withultrapowers

Ultrapowers is a dynamic build workflow for Claude Code. It takes a goal or a task list and builds it for you, unattended: it plans, builds each task test-first, has a stronger model review every task, loops a critic until the goal is met, and hands back one

101 skill1 agent
Get the whole plugin

Stars on GitHub

Momentum

stars in total
10
Star history of 7xuanlu/ultrapowers on GitHub, a chart by star-history.com

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Questions about the hooks in ultrapowers.

Which coding agents can use the hooks in ultrapowers?
The hooks in ultrapowers install in Claude Code and Cursor: each runs Claude Code hooks from .claude/settings.json, so copy the hooks there.