Utilities

CPaint
by Phoebe

A paint program for Classpad. Needs cinput and cgui.

Hex Editor
by SnailMath, PyCSharp

A hex editor that can modify values in the RAM of the calculator.

CPTune4
by CalcLoverHK

Overclocking utility for CASIO calculators.

CPShell
by s3ansh33p

A busybox-style shell interpreter for the ClassPad fx-CP400.

Doodlepad
by Declan-Reid

A drawing app for the Casio Classpad II (fx-CP400).

Mandelbrot
by Phoebe

A Mandelbrot set renderer for ClassPad, visualizing the famous fractal.

Raytracer
by Phoebe

A simple raytracer implemented in Python, demonstrating 3D rendering capabilities.

PocketNN
by Phoebe

A simple neural network that learns to solve the XOR problem visually. It uses a pre-calculated Float Lookup Table (LUT) for the Sigmoid function and unrolled loops for the forward/backward propagation to maximize speed on the SH4 CPU.

CInput
by Phoebe

Standalone library to add touchscreen keyboard. Check the wiki for more details

CED
by Phoebe

Classpad Editor - A Python code editor for the calculator. Needs CInput.

HarmoniExtra
by Phoebe

A music chord viewer for Classpad. Needs CInput.

CPTime
by Phoebe

A Clock (StopWatch, Timer) for Classpad.

CDateInput
by Phoebe

Standalone library to add date and time picking. Needs CInput.

Math AI MoE
by Phoebe

A Mixture of Experts LLM for Classpad. Made to explain how MoE works. Needs CInput.

QR Code Generator
by Phoebe

Pocket QR Code generator for the Classpad. Needs CInput.

PhysChem
by Phoebe

Physics/Chemistry solver app. Needs CInput.