Guides, tutorials, and tips for developer tools & privacy.
devformat.tools now exposes 10+ server-side tools via MCP (Model Context Protocol). Use YAML-to-JSON, password generation, cron parsing, and more directly from your IDE.
A quick reference cheat sheet for regular expressions. Covers syntax, character classes, quantifiers, groups, lookaheads, and common patterns with examples.
Learn what Base64 encoding is, how it works, when to use it, and common misconceptions. Practical examples for developers.
Learn what JWT tokens are, how they work, when to use them, and common security pitfalls. A practical guide for developers with code examples.
A comparison of the best free JSON formatters in 2026, focusing on privacy, speed, and features. Find out which tools keep your data safe.
In November 2025, CodeBeautify and JSONFormatter exposed 5GB of user data including API keys and bank credentials. Here's what happened and how to stay safe.