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Guides & deep dives

One place for every write-up across PDF, Image, QR, and Dev tools.

PDF Tools July 9, 2026

The Complete Guide to Managing PDFs Online Without Installing Software

Merge, split, compress, convert, and rotate PDFs directly in your browser — no installs, no watermarks, no account. Here's how to handle every common PDF task in minutes.

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Image Tools July 9, 2026

How to Resize, Convert, and Compress Images for the Web Without Losing Quality

A practical guide to picking the right dimensions, format, and compression level for every image you publish — plus the shortcuts that save the most time.

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QR Tools July 9, 2026

QR Codes Explained: Static vs Dynamic, Wi-Fi, vCard, and Bulk Generation

Everything to know before generating your next QR code — the difference between static and dynamic codes, and how to build Wi-Fi, contact, and bulk codes correctly.

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Dev Tools July 9, 2026

Developer Tools Field Guide: Formatting, Encoding, and Debugging Faster

A tour of the everyday utilities developers reach for most — JSON formatting, encoding, hashing, JWT inspection, and more — and when to use each one.

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