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QR codes · Base64 · JSON · Passwords · Hashes & 35+ more tools — running 100% in your browser. Zero data sent to servers. Forever free.
This Week's Featured Tool
Manually curated every week — the most useful tool for your workflow
Generate custom QR codes for URLs, WiFi networks, contact cards, events, and 12 more types — instantly, in your browser, with no signup needed.
40+ Free Online Tools
Zero uploads · Zero tracking · Instant results · Always free
New Free Tools
Fresh tools added every month — check back regularly
Get More From Your Tools
Genuine coding tips from our team — useful for developers, students & designers
Can You Crack
Today's Code?
Every day a fresh encoding puzzle — Base64, Morse code, Binary, or URL encoding. Solve it, build your streak, and level up your developer knowledge. 100% free, no account needed.
Simple as 1–2–3
No account. No software. No waiting.
Choose a Tool
Browse categories or search to find any of our 40+ free tools instantly.
Enter Your Data
Paste or type your input. Everything processes in your browser — nothing uploaded anywhere.
Copy or Download
Get results instantly. Copy to clipboard or download your file in one click.
100% Private
No server uploads, no data storage, no tracking. Your data stays on your device.
Built Different
Privacy, speed, and simplicity — not an afterthought.
100% Private
Every tool runs in your browser. Your data never touches our servers — not ever.
Blazing Fast
No server round-trips. Instant results — encode, decode, generate in milliseconds.
All Devices
Fully responsive on desktop, tablet, and mobile. Same great experience everywhere.
Accessible
Built with WCAG 2.1 AA standards. Screen reader friendly and keyboard navigable.
Forever Free
No freemium traps, no usage limits, no signup walls. Every tool free, unlimited, always.
Always Growing
New free tools added monthly based on your requests and feedback.
Built for Everyone,
Trusted Worldwide
Your Privacy Is Our Priority
Unlike most online tools, The Encoded Box processes everything 100% locally in your browser. No backend, no database, no accounts — we literally cannot access your data.
Passwords, QR content, WiFi credentials, contact details — all processed on your device and gone when you close the tab.