Dev Utilities
Cron, chmod, MIME, headers and references. · 14 tools
Cron Parser
Parse cron expressions with next runs.
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Cron Expression Builder
Build cron expressions from dropdowns.
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Chmod Calculator
Calculate Unix file permissions.
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HTTP Status Codes
Searchable HTTP status code reference.
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MIME Type Lookup
Search MIME types by extension.
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Aspect Ratio Calculator
Calculate and convert aspect ratios.
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Social Share Preview
Preview social media share cards.
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Font Preview
Preview web-safe and Google Fonts.
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CSS/JS Minifier
Minify CSS or JS with stats.
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Pixel Ruler
Visualize pixel spacing scales.
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Device Mockup
Place screenshots in device frames.
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cURL Converter
Convert curl commands to fetch or Python.
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User Agent Parser
Parse a user-agent into browser and OS.
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HTTP Header Analyzer
Analyze and explain HTTP headers.
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