| Audio |
| Audio Gauge |
An audio file size calculator |
| Cryptography |
| Caesar Cipher |
A shift substitution cipher |
| Random Password |
A login page with a random password with prominent security vulnerabilities |
| Vigenere Cipher |
A shift substitution cipher |
| Data Structures |
| Heapify |
An array to heap visualiser |
| Encoders |
| FileToURL |
A file to Data URL encoder |
| URI Encoder |
A percent-encoder |
| Generic |
| ASCII |
An ASCII lookup table |
| Binary Bulbs |
An interactive illustration of binary number system |
| Bytes |
A binary prefix calculator |
| DrawBoard |
An interactive blackboard |
| UTC |
A UTC, EST, UNIX, and local time converter |
| Graphics |
| CMYK Explorer |
A CMYK colour scheme explorer |
| ColorPick |
A RGBA color picker |
| Image Gauge |
An image file size calculator |
| GridSnap |
An image gridline delineator |
| LiveFeed |
A webcam viewer |
| RGB Explorer |
A RGB colour scheme explorer |
| Mathematics |
| BCD |
A binary-coded decimal converter |
| Factors |
A LCM/GCD calculator |
| LaTeX |
A TeX/LaTex typesetting renderer |
| Numerals |
A numeral base converter |
| Two's Complement |
A two's complement calculator |
| Networking |
| Subnetting |
An IPv4 fixed-length network subdivisor |
| VLSM |
An IPv4 arbitrary-length subdivisor |
| Physics |
| Wire |
A wire gauge and resistance calculator |
| Web Authoring |
| Blink |
An illustration of depreciated blink tag |
| HTMLEditor |
A live HTML editor |