About 05FW
05FW Tools is a collection of 29 free online tools built to do one job well: solve a small task quickly, without ads getting in the way of the work, accounts, or downloads.
Privacy by design
Almost every tool here runs entirely in your browser. When you format JSON, generate a password, or hash text, the data never leaves your device — there's no server processing your input. That makes these tools safe to use even with sensitive content.
What you'll find
- 📝 Text Tools — Count, transform and clean up text. Word counters, case converters and line utilities that run instantly in your browser.
- ⚙️ Developer Tools — Everyday utilities for developers — JSON formatting, Base64, URL encoding and hashing. No data ever leaves your device.
- 🔄 Converters — Convert between formats and units — timestamps, colors and number bases — quickly and accurately.
- ✨ Generators — Generate passwords, UUIDs and placeholder text in one click. Secure and random, generated locally.
- 🧮 Calculators — Simple, fast calculators for the numbers you need every day — percentages, BMI and more.
- 🖼️ Image Tools — Compress, resize and convert images right in your browser. Fast, private, and free — your photos never get uploaded.
Free, and staying that way
The site is supported by unobtrusive advertising so the tools can stay free for everyone. If a tool saved you time, sharing it with a colleague is the best way to say thanks.