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Regex Tester

Test regular expressions in real-time. Includes pattern library, explanation mode, and shareable URLs for collaboration.

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Webhook Tester

Generate webhook URLs and inspect incoming requests in real-time. Perfect for debugging APIs, webhooks, and integrations.

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JSON Formatter

Format, validate, and minify JSON instantly. Features syntax highlighting, detailed error messages, and shareable URLs.

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WordSprint

Daily word puzzle game. Race against the clock to find hidden 5-letter words. Track stats, compete with friends, and improve your vocabulary.

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Color Picker

Pick colors, convert between HEX/RGB/HSL formats, generate palettes, and check WCAG contrast ratios for accessibility.

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Free Forever

All core features are free to use

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Open Source

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Open Source

All our tools are open source. Contribute, report issues, or fork for your own projects.

github.com/doingy