Repository Index

Structured Edge Detection Toolbox

A tool to generate normal maps from any sprite and animated sprite sheet.

• gamedev
• normal-map
• normal-mapping
• pixel-art

Gopherize.me app

• golang
• fun

Video++, a C++14 high performance video and image processing library.

• image-processing
• image-processing-library
• video-processing
• c-plus-plus

Automated image compression for efficiently distributing images on the web.

• image
• image-optimization
• image-compression
• compression

AI drew your research figure. Tavotto makes it publication-ready: edit matplotlib and AI-generated figures on a canvas, lay out multi-panel pages in mm, check journal rules before export. Scripts stay untouched.

• academic-publishing
• ai-tools
• claude-code
• codex

IKEA assembly, step by step: animated, manual-style 3D guides. Scan any paper manual with Together AI.

Automatic CSS Sprite Generator

The ultimate Python binding for Vulkan API

• vulkan
• python

A font editor for creating fonts in TTF, EOT, SVG and BIRDFONT format.

• font-editor
• ttf
• svg
• fonts

Fun canvas animations in Flutter based on time and math functions.

• flutter
• dart
• canvas
• flutter-package

A single-file zero-overhead C++ idiomatic wrapper for WebGPU native

Smaller images, same picture. Compress PNGs to PNG or WebP with automatic quality. PNG output is 8–12% smaller than TinyPNG at equal quality on the median image. Command line and browser.

• cli
• color-quantization
• image-compression
• png

Graphics32 is a graphics library for Delphi and Lazarus. Optimized for 32-bit pixel formats, it provides fast operations with pixels and graphic primitives. In most cases Graphics32 considerably outperforms the standard TBitmap/TCanvas methods.

• graphics
• 2d
• vector-graphics
• low-level

HDR Toolbox for processing High Dynamic Range (HDR) images into MATLAB and Octave

• hdr
• tone-mapping
• inverse-tonemapping
• tonemapping

Published on Maven Central Java Library that compares 2 images with the same sizes and shows the differences visually by drawing rectangles. Some parts of the image can be excluded from the comparison. Can be used for automation QA tests.

• java
• algorithms
• comparison
• opensource

734 animated ASCII art pieces for web pages, READMEs, wallpapers and terminals. Browse them in your terminal with npx ascii-magic-art and add one to your project in one prompt.

• animation
• ascii
• ascii-art
• cli

⛵The missing fast imaging library for humans (not for machines).

• image-decoding
• image-encoding
• jpeg
• png

Imgcompress is a self-hosted image processing toolbox that handles compression, format conversion, and AI background removal in a single web interface. It supports over 70 input formats (including PSD, HEIC, and RAW) and can output common formats or generate PDFs, all without sending files to external services.

• imagecompression
• imageoptimizer
• self-hosted
• webtool

High-performance Vulkan driver with automated resource management and execution

• game-engine
• 3d-game-engine
• 3d
• game-development

An open-source painting app for Android tablets, Windows and Linux: pressure-sensitive brushes, layers, adjustments, animation and 3D painting on its own Rust engine and GPU renderer.

Pixel-art diorama playbook and Three.js code kit: research-first build workflow, locked camera, palette snap, ordered dither, inked contour, animated toy-scale cast, per-entity frame QA.

• creative-coding
• diorama
• pixel-art
• procedural-generation

[DEPRECATED] see canvas-sketch

Open source math and physics engine that executes MATLAB-syntax code. Features a modern compiler, automatic GPU acceleration for large calculations, and support for math on geometry / FEA calculations.

• matlab
• rust
• jit-compiler
• linear-algebra