Articles & Guides
Practical how-tos, tips, and tutorials to help you get more from our tools.
67 articles · Page 4 of 7
How to Merge PDF Files for Free — No Sign-Up, No Software
Learn how to merge multiple PDF files into one in seconds. No account, no watermark, no file size limit. Works entirely in your browser.
Password Security in the Browser: Generate, Encrypt, Hash, and Test — No Server Needed
A practical guide to browser-based password and encryption tools — generate strong passwords, encrypt text with AES-256, hash passwords with PBKDF2, and check your password strength instantly.
Free QR Code Generator — Create QR Codes Instantly, No Sign-Up
Generate QR codes for URLs, text, WiFi, email, and more. Free, no account required, download as PNG or SVG. Works entirely in your browser.
How to Remove Image Background for Free — No Sign-Up Required
Remove the background from any photo instantly using AI. No Photoshop, no account, no watermark. Works in your browser on any device.
SVG Guide for Developers: Scalable Graphics That Work Everywhere
Learn how SVG works, how to optimize SVG files for the web, inline vs external usage patterns, and how to animate and manipulate SVGs with CSS and JavaScript.
Git Workflow Guide: Branching, Merging, and Team Collaboration
Master Git branching strategies, commit best practices, rebasing vs. merging, and the workflows used by professional engineering teams.
Docker for Developers: Containers, Compose, and Real-World Workflows
A practical guide to Docker concepts, Dockerfile best practices, and using Docker Compose to run multi-service development environments.
JWT Tokens Explained: Structure, Security, and Common Mistakes
Understand how JSON Web Tokens work, what's inside them, and the security pitfalls that trip up developers in production.
Image Compression Guide: Smaller Files Without Losing Quality
Learn how to compress images for the web without visible quality loss. Covers JPEG, PNG, WebP, and the tools that make it effortless.
Video Compression Guide: Smaller Files, Same Quality
Learn how video codecs, bitrates, and resolution choices affect file size and quality — and how to compress videos without losing what matters.