crabfit-cli
Simplifies cross-team meeting coordination by managing availability events.
Install
mkdir -p .claude/skills/crabfit-cli && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/7473" && unzip -o skill.zip -d .claude/skills/crabfit-cli && rm skill.zipInstalls to .claude/skills/crabfit-cli
Activation
This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.
Create and manage Crab.fit scheduling events. Use for coordinating meeting times across multiple people.Key capabilities
- →Create scheduling events with specified dates and times
- →Define event names and timezones for scheduling
- →Add participant availability for an event
- →Show availability overlap among participants
- →Identify optimal meeting times based on participant responses
How it works
The skill creates a scheduling event based on user-defined parameters and collects participant availability. It then analyzes the responses to show overlapping free slots.
Inputs & outputs
When to use crabfit-cli
- →Scheduling team meetings
- →Managing availability across timezones
- →Checking meeting time overlap
About this skill
Usage
# Create an event for the next 3 days, 9am-5pm
crabfit-cli create --dates +0:+2 --start 9 --end 17
# Create a named event for specific dates
crabfit-cli create --name "Team Meeting" --dates 2026-01-20,2026-01-22
# Create with specific timezone
crabfit-cli create --dates +0:+6 --timezone America/New_York
# Add your availability (all slots)
crabfit-cli respond EVENT_ID --name "Alice" --all
# Add specific availability
crabfit-cli respond EVENT_ID --name "Bob" --slots 1000-19012026 1100-19012026
# Show event with availability overlap
crabfit-cli show EVENT_ID
Date Formats
- Single date:
2026-01-20 - Range:
2026-01-20:2026-01-25 - Comma-separated:
2026-01-20,2026-01-22,2026-01-24 - Relative:
+0(today),+1(tomorrow),+0:+6(next 7 days)
Time Slot Format
Slots use HHmm-DDMMYYYY format in UTC (e.g., 0900-19012026 = 09:00 UTC on
Jan 19, 2026).
Environment Variables
CRABFIT_API_URL: API base URL (default:https://api.crab.fit)
Example Workflow
# 1. Create event
crabfit-cli create --name "Project Sync" --dates +1:+5 --start 10 --end 16
# 2. Share URL with participants, they respond via web or CLI
# 3. Check availability overlap
crabfit-cli show project-sync-123456
Output shows best meeting times:
All 3 available:
✓ Mon Jan 19 11:00-13:00
✓ Tue Jan 20 14:00-16:00
2/3 available:
• Mon Jan 19 10:00-11:00 (missing: Bob)
Limitations
- →Time slots must be provided in HHmm-DDMMYYYY UTC format
- →Date formats are limited to single, range, comma-separated, or relative specifications
How it compares
This skill provides a command-line interface to manage scheduling events and identify availability overlaps, offering a programmatic alternative to manual coordination.
Compared to similar skills
crabfit-cli side by side with the closest alternatives in the catalog.
| Skill | Installs | Updated | Safety | Difficulty |
|---|---|---|---|---|
| crabfit-cli (this skill) | 1 | 6mo | Review | Beginner |
| archon | 9 | 9mo | Review | Intermediate |
| linear | 10 | 2mo | No flags | Beginner |
| zapier-workflows | 11 | 8mo | Review | Beginner |
Try saying
Example prompts that trigger this skill in your AI assistant.
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