Site directory
Every site here opens and works immediately: no sign-up, no login, no payment. Sites blocked in mainland China are marked, so you know before clicking.
Generate and download barcodes like EAN and Code128 online
Free online text to speech with MP3 download
Paste long text to have it read aloud, PDFs and web pages too
Compare two texts side by side with additions and deletions highlighted
Create Minecraft-style pixel text and logos
Clickable mini games that explain game theory and the evolution of trust
Visual curiosities from the public domain, with essays
Data stories told as interactive visual essays
Drag countries onto the map to compare their true sizes
Generates a new face of a person who does not exist on each refresh
AI invents a nonexistent English word with a dictionary entry to match
A meditative sand art tool where colored grains pile up
The official Three.js online scene editor where you drag models in
Enter a URL to get a web page screenshot without registering
Check exact times and convert time zones, with clock offsets shown
Image compression with almost no visible quality loss
A free online toolkit with AI writing, rewriting and summaries
A big collection of online tools with dozens of small utilities
Convert font formats online and generate WOFF2 with CSS
Browse by need