Useful tools for modern engineers.

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Convert Images

Choose the source format and the format you want out.

HEIC to JPEGPNG to WEBPAVIF to JPEG
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Timestamp to Datetime Converter

Convert Unix timestamps into readable dates, UTC strings, and timezone-friendly formats.

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XML Sitemap Generator

Build a sitemap.xml file from your URLs with priority, changefreq, and robots.txt helpers.

fingerprint

UUID Batch Generator

Generate multiple UUIDs at once, with formatting options and a checksum for the batch.

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JSON Formatter & Validator

Pretty print, minify, and validate JSON with helpful error feedback.

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Hash Algorithm Explorer

Generate and compare hashes across different algorithms and checksum formats.

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Base64 Encoder & Decoder

Encode plain text to Base64 or decode Base64 back to readable text.

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Code Beautifier & Minifier

Format or minify HTML, CSS, JavaScript, and SQL for easier reading or smaller output.

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CSS Purge Estimator

Compare CSS selectors against your markup to estimate what may be unused before purging.