Crontab.guru — Schedule editor

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A cron expression is translated into a readable schedule directly above its editable fields.

Crontab.guru — Schedule editor — captured interface — Viewport capture · opening screen

Source capture · 2026-09-04Open full image ↗

Forms & onboarding

Why this pattern works

Translate compact technical notation into plain language next to the input.

Design notes

Surface: Schedule editor
Navigation: Field names and range hints are placed directly below the schedule editor.
Layout: One centered expression and its interpretation sit above field-level ranges and reference hints.
Density: Primary content has the most space; repeated rows and secondary navigation use a compact, consistent rhythm.
Color: A near-black background with yellow emphasis on the expression and focused field.
Type: Use monospaced values for the expression and a separate readable sentence for its meaning.
Pattern: Translate compact technical notation into plain language next to the input.
States: The default public cron expression is shown; no scheduled job was created.
Don't: Adapt the interaction pattern to your own product. Do not copy brand assets, sample identities, proprietary text, or assume unseen states. Specify keyboard behavior, loading, empty, error, and narrow-screen layouts for your implementation.

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What should the tool respect?

Preview & edit prompt

Prompt text

# My project
[Describe the product, audience, and screen you want to improve]

Stack: Use the existing project stack
Task: Implement the interface and verify the result in the existing project.

## Tool guidance (Any AI tool)
Use available project tools to inspect, implement, and test. State any unavailable capabilities.

# Design reference: Crontab.guru — Schedule editor
Source: https://crontab.guru/
Swipefile reference: https://swipefile.design/ref/crontab-editor/
Captured: 2026-09-04. This is a dated reference, not a claim about the current live product.
Capture scope: one viewport. Do not infer unseen page sections or a complete user flow.

## Objective
Adapt the interaction and layout patterns below to my project. Use my own content and identity. Do not reproduce logos, proprietary copy, or brand assets.

## Reference notes
- surface: Schedule editor
- nav: Field names and range hints are placed directly below the schedule editor.
- layout: One centered expression and its interpretation sit above field-level ranges and reference hints.
- density: Primary content has the most space; repeated rows and secondary navigation use a compact, consistent rhythm.
- color: A near-black background with yellow emphasis on the expression and focused field.
- typography: Use monospaced values for the expression and a separate readable sentence for its meaning.
- pattern: Translate compact technical notation into plain language next to the input.
- states: The default public cron expression is shown; no scheduled job was created.
- dont: Adapt the interaction pattern to your own product. Do not copy brand assets, sample identities, proprietary text, or assume unseen states. Specify keyboard behavior, loading, empty, error, and narrow-screen layouts for your implementation.

Useful for: Translate compact technical notation into plain language next to the input.

## Acceptance criteria
- Existing project conventions, design tokens, working functionality, and unrelated changes are preserved.
- Two or three reference principles clearly support the user's task; conflicts are resolved in favor of usability and the existing product.
- Reusable components and semantic HTML express the interface. Available licensed assets are used; important UI text is never rendered as a bitmap.
- Every visible control has a defined behavior. Loading, empty, error, success, disabled, and long-content states are specified where relevant. Demo data is clearly labeled.
- Navigation and content adapt at 375px, 768px, and 1440px without horizontal page overflow. Keyboard use, visible focus, labeled inputs, at least 44px touch targets, readable contrast, and reduced motion are supported.
- Verification distinguishes rendered behavior from proposals and identifies anything still requiring a backend or external service.

## Quality bar
Clear hierarchy, consistent spacing, restrained surfaces, and purposeful motion. Avoid decorative gradients, excessive cards, placeholder buttons, and invented metrics unless the project calls for them. Do not claim a feature is connected or tested without evidence.

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## Objective
Adapt the interaction and layout patterns below to my project. Use my own content and identity. Do not reproduce logos, proprietary copy, or brand assets.

Useful for: Translate compact technical notation into plain language next to the input.

Crontab.guru — Schedule editor

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