Utilities

Timer

Countdown timer and stopwatch if you hate google ones.

Graph explorer

Explore graphs in real time. (Testing, may not work)

Random generator

Generate a random number/array/graph/permutation or string as you need.

QR code converter

Convert text to QR code and vice versa.

Lofi camera

Capture a camera frame and turn it into a blocky low-fi image you can save in one click.

Division raster

Impressive paper.js project.

Dice Visualizer

Dice probability visualizer for CoC and DnD expressions.

Workday2Calendar

Convert your Workday schedule to a calendar format that can be imported into most calendar applications.

Sheaf Explorer

Explore sheaves interactively.

100% Accurate Personality Test

Take the 100% accurate IMSB MBTI personality test.

Miku Tap

Interactive Miku Tap music experience.

Source: github.com/HFIProgramming/mikutap

Mathlib Explorer

Explore mathlib using a graph.

Source: github.com/ekibun/mathlibexplorer

Otto-hzys

Otto-hzys interactive experience.

Source: github.com/hua-zhi-wan/otto-hzys