I built EaseToolz — 71 free browser-based file converter tools (no upload, no signup)

Hey DEV community! 👋

I just launched EaseToolz — a collection of 71 free online tools for converting
files, all running 100% in your browser.

What makes it different?

• No file uploads — everything runs locally via WebAssembly
• No signup required — open and use instantly
• No watermarks — ever
• No hidden charges — completely free

What tools are available?

• Image converters (JPG, PNG, WebP, HEIC, SVG, BMP)
• PDF tools (merge, split, compress, protect, unlock)
• Video converters (MP4, WebM, MKV, MOV, GIF)
• Audio converters (MP3, WAV, M4A, OGG)
• Developer tools (JSON formatter, Base64, CSV↔JSON, JWT decoder)
• Utilities (QR generator, OCR, password generator, word counter)

Tech stack

Next.js 16, TypeScript, FFmpeg.wasm, pdf-lib, Tesseract.js — all running
client-side in Web Workers.

Check it out: https://easetoolz.com

Feedback welcome!