What is boss-fight?
boss-fight is a Claude Code mod by OneWave-AI that failing tests spawn a pixel boss; every run that fixes tests lands a hit, zero failures is a KO with loot. It is listed under While you wait and has 15 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | OneWave-AI |
| Repository | OneWave-AI/claude-code-mods |
| Popularity | 15 GitHub stars |
| Category | While you wait |
| Security | Low risk (100/100) |
| Rank | #357 of 5,272 Claude Code mods; #9 in While you wait |
| License | MIT |
| Last commit | 2026-10-03 |
| Stars this week | +4 |
| Hooks | 4 events |
| Sees | Bash calls |
| Draws on | Pane |
Is boss-fight safe to install?
boss-fight scores 100/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 8 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| No network access | Pass |
| Starts no processes | Pass |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.clock.after | |
$.clock.every | |
$.clock.now | |
$.command.register | |
$.state.get | |
$.state.set | |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.ui.blit | draws interface |
$.ui.open | draws interface |
$.ui.panes | draws interface |
$.ui.resolve | draws interface |
$.ui.status | draws interface |
$.ui.toast | draws interface |
How do I install boss-fight?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/OneWave-AI/claude-code-mods claude plugin validate ./claude-code-mods/boss-fight
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add OneWave-AI/claude-code-mods && claude plugin install boss-fight@claude-code-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs boss-fight for you:
Install the "boss-fight" Claude Code mod from https://github.com/OneWave-AI/claude-code-mods/tree/main/boss-fight. Run claude plugin validate on it first and show me what it can access before you enable it.
More from OneWave-AI/claude-code-mods
This repository has at least 9 Claude Code mods on MCPMods.
- agent-narrator: Watch the agent work: every step in plain English, with a live time-saved counter (Low risk)
- agent-race: Race Claude Code sessions on a task: live split-screen race track scoreboard (Review before installing)
- burn-meter: Live session cost odometer above the prompt: a burning fuse, real-world comparisons, threshold alerts (Low risk)
- code-pet: A pixel pet that lives in a pane and reacts to what Claude does: eats on tool calls, gets sick on failures, panics on rm (Low risk)
- inbox-alerts: Gmail + Slack alerts inside Claude Code: toasts, status count, and an Alerts pane (Low risk)
- inner-monologue: A pane of Claude's dry inner thoughts about your session, typed out live (Low risk)
- launch-codes: Dangerous Bash commands need launch codes: red alert pane, siren, a code to arm and a LAUNCH to fire (Low risk)
- session-wrapped: Spotify Wrapped for a Claude Code session: an animated stat reveal and a shareable PNG card (Review before installing)