c-timer
About
c-timer is a CLI utility for setting timers, alarms, and Pomodoro sessions that trigger native macOS notifications. It uses background sleep processes with `terminal-notifier` to deliver alerts, making it ideal for developers needing simple, scriptable time management from the terminal. Use it for quick reminders, break scheduling, or any timed task requiring a system alert.
Quick Install
Claude Code
Recommendednpx skills add daxaur/openpaw -a claude-code/plugin add https://github.com/daxaur/openpawgit clone https://github.com/daxaur/openpaw.git ~/.claude/skills/c-timerCopy and paste this command in Claude Code to install this skill
Documentation
Timer — Countdowns & Pomodoro
Set timers and get notified via native macOS notifications. Uses terminal-notifier and background sleep.
Commands
# Simple timer (runs in background)
(sleep 300 && terminal-notifier -title "Timer" -message "5 minutes is up!" -sound default) &
# Timer with custom message
(sleep 1800 && terminal-notifier -title "Timer" -message "Break time!" -sound Glass) &
# Pomodoro (25 min work, 5 min break)
(sleep 1500 && terminal-notifier -title "Pomodoro" -message "Time for a break!" -sound Purr) &
# Quick reminder (with say for audio)
(sleep 60 && say "One minute timer done" && terminal-notifier -title "Timer" -message "1 minute" -sound default) &
Time Conversions
| Duration | Seconds |
|---|---|
| 1 minute | 60 |
| 5 minutes | 300 |
| 10 minutes | 600 |
| 15 minutes | 900 |
| 25 minutes | 1500 |
| 30 minutes | 1800 |
| 1 hour | 3600 |
Notification Sounds
Available: default, Basso, Blow, Bottle, Frog, Funk, Glass, Hero, Morse, Ping, Pop, Purr, Sosumi, Submarine, Tink
Pomodoro Workflow
When the user asks for pomodoro:
- Start 25-minute work timer
- Notify when work session ends
- Start 5-minute break timer
- Notify when break ends
- Repeat (ask user after 4 cycles if they want a 15-min long break)
Guidelines
- Always confirm the timer was set with the exact duration
- Use
&to run in background so the terminal stays responsive - Default sound:
defaultfor timers,Purrfor pomodoro - If
terminal-notifieris not installed, fall back tosaycommand - For "remind me in X minutes", treat as a timer
- Convert natural language: "half hour" = 1800s, "quarter hour" = 900s
GitHub Repository
Frequently asked questions
What is the c-timer skill?
c-timer is a Claude Skill by daxaur. Skills package instructions and resources that Claude loads on demand, so Claude can perform c-timer-related tasks without extra prompting.
How do I install c-timer?
Use the install commands on this page: add c-timer to Claude Code as a plugin, or clone its repository into your skills directory, then restart Claude so it picks up the skill.
What category does c-timer belong to?
c-timer is in the Communication category, tagged timer, alarm, pomodoro, countdown and reminder.
Is c-timer free to use?
Yes. c-timer is listed on AIMCP and free to install. It runs inside Claude, so no separate service account is required to use the skill itself.
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