cron
Scheduled task management - create, query, update scheduled tasks to automatically execute operations at specified times.
Install / Use
npx skills add yyyzl/bilinote --skill cronInstalls into whichever agent you are using.
Gemini Rules
Gemini CLI config
Quality Score
Category
AutomationSupported Platforms
Tags
Our assessment of cron
cron scores 72/100 on our quality scale, 2621st of 2,870 Automation skills we index.
Its Gemini Rules is 3.5 KB long, split into 7 sections and no code examples: a solid amount of guidance for an agent.
It has no GitHub stars yet, so there is no community track record; judge it on its content.
Maintenance, license and trust
- The repository was last updated 6 days ago, so cron is actively maintained.
- No license is declared. By default that means all rights are reserved: you can read it, but reusing or redistributing it is not clearly permitted. Ask the author before building on it commercially.
- Its trust signals score 80/100, with 2 cautions from licensing, adoption, age or documentation. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.
cron compared with similar skills
All 4 of these similar skills score higher than cron; compare them before choosing.
| Skill | Score | Stars | Updated | Format |
|---|---|---|---|---|
| cron (this skill)by yyyzl | 72 | 0 | 6d ago | Gemini Rules |
| Agent-Reachby Panniantong | 100 | 91.8k | 20d ago | CLAUDE.md |
| Scraplingby D4Vinci | 100 | 85.8k | 1d ago | MCP Server |
| rufloby ruvnet | 100 | 73.9k | today | MCP Server |
| openclawby thedotmack | 100 | 94.6k | 12d ago | SKILL.md |
Frequently asked questions
- How do I install cron?
- Run
npx skills add yyyzl/bilinote. The install tabs above show the steps for each supported agent. - Which AI agents does cron work with?
- It is written for Gemini CLI, as a Gemini Rules file. Other agents that read the same format can often use it too.
- Is cron safe to use?
- It declares no license and scores 80/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
- Is cron still maintained?
- The repository was last updated 6 days ago, so cron is actively maintained.
Skill content
View source on GitHubname: cron description: Scheduled task management - create, query, update scheduled tasks to automatically execute operations at specified times.
Scheduled Task Skill
You can manage scheduled tasks to automatically execute operations at specified times.
IMPORTANT RULES
- ONE task per conversation - Each conversation can only have ONE scheduled task
- Output commands directly - Do NOT wrap commands in markdown code blocks
- ALWAYS include closing tags -
[CRON_CREATE]MUST end with[/CRON_CREATE],[CRON_UPDATE]MUST end with[/CRON_UPDATE]
Workflow
This is a two-step workflow. Each step is one message turn.
Step 1: Query
Output [CRON_LIST] (nothing else in this message) and wait for the system response.
Step 2: Act (based on system response)
- "No scheduled tasks" → Immediately output
[CRON_CREATE]in this message. Do NOT ask the user for extra confirmation — they already told you what they want. - Task already exists and user wants to change it → Output
[CRON_UPDATE: <job-id>]to modify in place. - Task already exists and user wants something different → Ask the user how to proceed.
Create: [CRON_CREATE]
Output this format DIRECTLY (not in code blocks):
[CRON_CREATE] name: Task name schedule: Cron expression schedule_description: Human-readable description message: Message content [/CRON_CREATE]
Required fields:
name: Short descriptive nameschedule: Valid cron expression (see reference below)schedule_description: Human-readable schedule (e.g., "Every Monday at 9:00 AM")message: The prompt sent to the AI when triggered — must be a complete, self-contained instruction
How to write message:
The message is what the AI receives each time the task fires. It must tell the AI exactly what to do — NOT restate the user's request.
| User says | ❌ Bad message | ✅ Good message | | --------------------------------- | ------------------------ | ---------------------------------------------------------------------------------------------- | | "Send me hello every day at 10am" | Send me hello | Reply with exactly: Hello! | | "Remind me to drink water daily" | Remind me to drink water | Reply with a friendly reminder to drink water | | "Summarize AI news every Monday" | Summarize AI news | Search for the latest AI news from this week and produce a concise bullet-point summary report |
Example (output EXACTLY like this, no code blocks):
[CRON_CREATE] name: Weekly Meeting Reminder schedule: 0 9 * * MON schedule_description: Every Monday at 9:00 AM message: Reply with a short weekly meeting reminder that includes the current date and time. [/CRON_CREATE]
Update: [CRON_UPDATE]
Use this to modify an existing task in place (preserves all associated conversations).
[CRON_UPDATE: <job-id>] name: Updated task name schedule: New cron expression schedule_description: Human-readable description message: Updated message content [/CRON_UPDATE]
Replace <job-id> with the real job ID from [CRON_LIST] result.
All four fields are required — provide the full updated values.
Query: [CRON_LIST]
Output [CRON_LIST] directly. The system will return the result in a follow-up message.
Cron Expression
Format: minute hour day-of-month month day-of-week — e.g. 0 9 * * MON-FRI = weekdays at 9:00 AM.
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Trust signals
From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.
