Erik Härkönen

mimic. Intercept any app, then call it from Python like a library

LowlightENR. Progressive Joint Low-light Enhancement and Noise Removal for Raw Images

2026-apple-studio-display-xdr-windows-override. Enable 5K 120Hz HDR on Apple Studio Display XDR in Windows.

Stirling-PDF. #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

apdctl. Small command line utility to get/set the brightness of Apple Pro Display XDR from Linux

rawnind_jddc. Source Code for "Learning Joint Denoising, Demosaicing, and Compression from the Raw Natural Image Noise Dataset"

hdr-image-transcoder. Python

ds4u. DualSense for You - configure your DualSense device. Mirror of https://git.yokai.digital/deadYokai/ds4u

spektrafilm. Spectral simulation of analog photography processes

pkgs. some-pkgs: a tiny monorepo for sci-comp things that don't fit in nixpkgs

DS5Dongle. Turn your Pico 2 W into a DualSense 5 dongle.

FD-Loss. Python

ComfyUI-LTXVideo. LTX-Video Support for ComfyUI

spotify-player. A Spotify player in the terminal with full feature parity

LumiPic. Single-Image HDR Reconstruction via LogC3-Encoded Diffusion Transformer LoRA

insgen. [NeurIPS 2021] Data-Efficient Instance Generation from Instance Discrimination

Deep-Random-Projector. Deep Random Projector: Accelerated Deep Image Prior

hdrview. A simple research-oriented image viewer with an emphasis on examining and comparing high-dynamic range (HDR) images.

spritefusion-pixel-snapper. A tool to snap pixels to a perfect grid. Designed to fix messy and inconsistent pixel art generated by AI.

git-ai. A Git extension for tracking the AI-generated code in your repos

canon-selphy-print. Suport for Canon SELPHY CP1200 and other compatible printers.

jpgfromraw. Fast JPEG extractor from RAW files

IDKEngine. OpenGL Toy-"Engine" with Wavefront Path Tracer and Rasterizer with Voxel Cone Tracing/Global Illumination

Inferno. Apple Silicon device emulator.

linux-hdr-guide. Complete guide to use HDR under Linux with KDE

colorspace-routines. Code snippets to compute colorspace conversion matrices

radiance. 32-bit Ai Generation with Color Science · GPU Accelerated

merian-quake. A path-tracer for the original Quake game

openraw. Halide-Based Photo Raw Processor

SpotiFLAC-Mobile. Mobile music utility built with Flutter and Go. High-quality audio management for your personal library. - open source, no ads, no subscription.

UltraShape-1.0. High-Fidelity 3D Shape Generation via Scalable Geometric Refinement

CDLNet-OJSP. Noise-Adaptive Convolutional Dictionary Learning Network for Blind Denoising and Demosaicing

iDescriptor. A free, open-source, and cross-platform iDevice management tool

feather. Lower Precision Floating Point Operations

raw_image_denoising. Noise Modeling in One Hour: Minimizing Preparation Efforts for Self-supervised Low-Light RAW Image Denoising

lut_generation. Generate color grading LUTs from text

lf_fitexif. Create lenfun profile from exif-data frim the raw files.

colour. Colour Science for Python

EPF. epaper photo frame

librepods. AirPods liberated from Apple's ecosystem.

raymarching-webgpu. Ray marching with Svelte 5 & WebGPU

nix-config. My Personal Nix, NixOS and Nix-Darwin System Configuration Flake

PdfDing. Selfhosted PDF manager, viewer and editor offering a seamless user experience on multiple devices.

equinox. Elegant easy-to-use neural networks + scientific computing in JAX. https://docs.kidger.site/equinox/

diffusion-posterior-sampling. Official pytorch repository for "Diffusion Posterior Sampling for General Noisy Inverse Problems"

rt. C++

sip. Jupyter Notebook

LuisaCompute. High-Performance Rendering Framework on Stream Architectures

LuisaRender. High-Performance Cross-Platform Monte Carlo Renderer Based on LuisaCompute

unified-demosaicing. Code for paper: Examining Joint Demosaicing and Denoising for Single-, Quad- and Nona-Bayer Patterns

png_cicp_editor. CICP editing within a PNG

glider-api. Common API for interacting with e-ink displays.

SoundThread. Node based GUI for The Composers Desktop Project

wave_tracer. A wave-optical path tracer

topsy. GPU-accelerated visualization for pynbody

pocket-time-lapse-registration. Automatic registration of hand-captured panoramic time-lapse, as described in "Pocket Time-Lapse", SIGGRAPH 2025

Malimite. iOS and macOS Decompiler

polyblur. An unofficial Python (Numpy and Pytorch) implementation of "Polyblur: Removing mild blur by polynomial reblurring" by Mauricio Delbracio and collaborators.

fast_two_stage_psf_correction. Official implementation for the ECCV22 paper "Fast Two-step Blind Optical Aberration Correction".

chromatic_aberration_filtering. Implementation of the TIP'13 paper "Correction of Axial and Lateral Chromatic Aberration With False Color Filtering" by Joonyoung Chang, Hee Kang and Moon Gi Kang.

fast-isotropic-median-filter. Supplemental source code for SIGGRAPH 2025 technical paper: "Fast Isotropic Median Filtering".

lazydocker. The lazier way to manage everything docker

cnn_demosaic. Demosaicing for X-Trans and Bayer sensors using convolutional neural networks.

Symbise. Computer algebra system written in JavaScript - In Development

2dfft. WebGL2.0 2DFFT interactive live demo playground

imaging-tools. Miscellaneous tools for camera image processing

Noise2VST. Official implementation of the paper "Self-Calibrated Variance-Stabilizing Transformations for Real-World Image Denoising" (ICCV'25)

RapidRAW. A beautiful, non-destructive, and GPU-accelerated RAW image editor built with performance in mind.

realism-effects. SSGI, Motion Blur, TRAA - Effects to enhance your three.js scene's realism

SIByLEngine2023. C++

DPIR. Plug-and-Play Image Restoration with Deep Denoiser Prior (IEEE TPAMI 2021) (PyTorch)

Virtual-Display-Driver. Add virtual monitors to your windows 10/11 device! Works with VR, OBS, Sunshine, and/or any desktop sharing software.

Lumen. A Vulkan Raytracing framework for various bidirectional path tracing techniques

Sharpfin. Library of custom Torchvision transforms built for accuracy, visual quality, and speed.

fastmcp. 🚀 The fast, Pythonic way to build MCP servers and clients.

AISP. AI Image Signal Processing and Computational Photography. Official library for NTIRE (CVPR) and AIM (ICCV/ECCV) Challenges. You will find Learned ISPs, RAW Restoration-Upsampling-Reconstruction, Image Enhancement, Bokeh rendering and more!

imgui_bundle. Interactive Python & C++ apps for desktop, mobile, and web - powered by Dear ImGui. Stop fighting GUI frameworks. Start building.

amber. Abstract Image Generator

atom. CoffeeScript

ShaderGlass. Overlay for running GPU shaders on top of Windows desktop and Wine

napari. napari: a fast, interactive, multi-dimensional image viewer for python

filmulator-gui. Filmulator --- Simplified raw editing with the power of film

rawproc. Raw camera and general image processor

librtprocess. A project to make RawTherapee's processing algorithms more readily available.

a7iii_astro_processing. dealing with stupid artifacts from the sony a7iii sensor

vkdt. raw photography workflow that sucks less

RawWorks. A powerful web-based PWA photo editor that offers features like real-time histogram rendering and offline capability, with fast performance

quickraw. A pure rust library to handle camera raw files

ZLUDA. CUDA on non-NVIDIA GPUs

ART. The ART raw image processor

crt-beam-simulator. A shader that simulates a CRT electron beam in real time.

wineskin-source. Wineskin is a tool used to make ports of Windows software to macOS

reveal.js-online. A simple app that combines Ace Editor and RevealJS. You can write markdown on the left, and preview your presentation on the right.

SublimeDebugger. Graphical Debugger for Sublime Text for debuggers that support the debug adapter protocol

SlangWebGPU. A possible use of Slang shader compiler together with WebGPU in C++ (both in native and Web contexts), using CMake.

exo. Exocompilation for productive programming of hardware accelerators

pristine-grid-webgpu. A WebGPU implementation of the "Pristine Grid" technique

DarkProxies. Neural proxies for Darktable

synology-driver-pkgctl-r8152-restart-reload. Shell

WinThumbsPreloader-V2. WinThumbsPreloader is a powerful open source tool for quickly preloading thumbnails in Windows Explorer.

jxl-winthumb. A JPEG XL (*.jxl) thumbnail handler for Windows File Explorer.

TensorFrost. A static optimizing tensor compiler with a Python frontend, autodifferentiation, and a more "shader-like" syntax.

gba-link-connection. 🔗 A set of Game Boy Advance (GBA) C++ libraries to interact with the Serial Port. Its main purpose is to provide multiplayer support to homebrew games.

with-readline. Apply readline editing to arbitrary programs

Supplementary-AST-Based-Deobfuscation-Materials. Supplementary deobfuscator source code from my Javascript reverse-engineering blog, ReverseJS.

thunderstruct. Parallelizing A Lightning Simulation

RTXPT. Real-time path tracing library and sample

PLTFalcor. Real-time physical light transport (PLT) framework

osxphotos. Python app to work with pictures and associated metadata from Apple Photos on macOS. Also includes a package to provide programmatic access to the Photos library, pictures, and metadata.

spoly. Code for SIGGRAPH 2024 (ToG) paper "Specular Polynomials"

FeiRaysInline. Vulkan accelerated PBRT based on VkInline. Pure python. On going.

wgpu-matrix. Fast WebGPU 3d math library

ILGPU. ILGPU JIT Compiler for high-performance .Net GPU programs

ndg-fitting. Official implementation of the SIGGRAPH 2024 paper "N-Dimensional Gaussians for Fitting of High Dimensional Functions"

slimgui. Dear ImGui Python bindings

webgpu-utils. Some helpers for webgpu

mathbox. Presentation-quality WebGL math graphing

THREE.js-PathTracing-Renderer. Real-time PathTracing with global illumination and progressive rendering, all on top of the Three.js WebGL framework. Click here for Live Demo: https://erichlof.github.io/THREE.js-PathTracing-Renderer/Geometry_Showcase.html

Shadeup. A language for WebGPU that makes writing shaders easier

WebGPU-Voxel-Fractals. JavaScript

SHARC. Spatially Hashed Radiance Cache (SHaRC) Library

Release. HTML

InstantStyle. InstantStyle: Free Lunch towards Style-Preserving in Text-to-Image Generation 🔥

NearDrop. An unofficial Google Nearby Share/Quick Share app for macOS

dragons-dogma-2-auto-character-creator. An automated Python script for creating and customizing characters in Dragon's Dogma 2.

miniScene. C++

scaling_on_scales. When do we not need larger vision models?

pbrt-v4-scenes. Example scenes for pbrt-v4

osaifu-keitai-google-pixel. Enabling Osaifu-Keitai function on non-Japanese Google Pixel phones.

export_multi. Use the multi-exporter for Blender and check in (and tweak) various scenes step by step.

PortableBuildTools. Portable VS Build Tools installer

Ray. Embeddable physically based renderer

stable-diffusion-webui-forge. Python

ComfyUI-TiledDiffusion. Tiled Diffusion, MultiDiffusion, Mixture of Diffusers, and optimized VAE

RPG-DiffusionMaster. [ICML 2024] Mastering Text-to-Image Diffusion: Recaptioning, Planning, and Generating with Multimodal LLMs (RPG)

k-diffusion. Karras et al. (2022) diffusion models for PyTorch

TerrariaArmMac. A set of files and instructions to make Terraria run natively on Apple Silicon

GPU-Reshape. GPU Reshape (GRS) is an API & vendor agnostic instrumentation framework, with instruction level validation.

shadowray. TypeScript

webgpu-cpp-gltf. C++

surya. OCR, layout analysis, reading order, table recognition in 90+ languages

webgpu-devtools. JavaScript

webgpu-raytracer. Realtime path tracing via WebGPU compute shaders

raddebugger. A native, user-mode, multi-process, graphical debugger.

Paint3D. [CVPR 2024] Paint3D: Paint Anything 3D with Lighting-Less Texture Diffusion Models, a no lighting baked texture generative model

webgpu-demo. WebGPU rendering experiments

StreamDiffusion. StreamDiffusion: A Pipeline-Level Solution for Real-Time Interactive Generation

mojo-sdl. Minimal SDL2 binding for Mojo🔥

homelab_status_page. 🦒🦒🦒 Fool-proof, robust, and easy-to-use (robotic-UI-Research)🦒🦒🦒

webrtx. WebGPU Ray Tracing eXtension

webgpu_math. Experimenting some basic GPU algorithms with WebGPU

aria2. aria2 is a lightweight multi-protocol & multi-source, cross platform download utility operated in command-line. It supports HTTP/HTTPS, FTP, SFTP, BitTorrent and Metalink.

Fugu15_Rootful. Rootful version of Fugu15 with full tweak support (including arm64 tweaks), for arm64e devices on iOS 15.0 - 15.4.1

InstaFlow. :zap: InstaFlow! One-Step Stable Diffusion with Rectified Flow (ICLR 2024)

modular. The Modular Platform (includes MAX & Mojo)

webgpu-prog-iso. Code for the paper "Speculative Progressive Raycasting for Memory Constrained Isosurface Visualization of Massive Volumes"

pixi. Powerful system-level package manager for Linux, macOS and Windows written in Rust – building on top of the Conda ecosystem.

so-vits-svc-fork. so-vits-svc fork with realtime support, improved interface and more features.

TCA. [BMVC 2021]

awesome-webgpu. 😎 Curated list of awesome things around WebGPU ecosystem.

PTXprofiler. A simple profiler to count Nvidia PTX assembly instructions of OpenCL/SYCL/CUDA kernels for roofline model analysis.

PanoHead. Code Repository for CVPR 2023 Paper "PanoHead: Geometry-Aware 3D Full-Head Synthesis in 360 degree"

CREPS. Efficient Scale-Invariant Generator with Column-Row Entangled Pixel Synthesis (CVPR 2023)

webgpu-avoid-redundant-state-setting. Check for and avoid redundant state setting

IADB. Official implementation of IADB (Iterative α-(de)Blending: a Minimalist Deterministic Diffusion Model), published at Siggraph 2023.

webgpu-marching-cubes. A GPU-parallel Marching Cubes implementation using WebGPU

webgpu-torch. Tensor computation with WebGPU acceleration

DragGAN. Official Code for DragGAN (SIGGRAPH 2023)

CodeEdit. 📝 CodeEdit App for macOS – Elevate your code editing experience. Open source, free forever.

extrainterpreters. Utilities for using Python's PEP 554 subinterpreters

tev. High dynamic range (HDR) image viewer for people who care about colors

I2SB. Python

PLATEAU-SDK-for-Unity. 3D都市モデルデータをUnityで扱うためのツールキット

i2-sdf. [CVPR 2023] I^2-SDF: Intrinsic Indoor Scene Reconstruction and Editing via Raytracing in Neural SDFs

ds3fps. C++

web-llm. High-performance In-browser LLM Inference Engine

modules. Simple C++20 module support for CMake

consistency_models_colab_notebook. Official repo for consistency models. Quick Colab Notebook

SDfu. Stable Diffusers for studies

BVHTracing. BVH accelerated CPU and OpenGL ray-tracing

usbipd-win. Windows software for sharing locally connected USB devices to other machines, including Hyper-V guests and WSL 2.

web-stable-diffusion. Bringing stable diffusion models to web browsers. Everything runs inside the browser with no server support.

macos-crossover-wine-cloud-builder. Build CrossOver FOSS mac application in the cloud ⛅

OpenCL-TTL. Tensor Tiling Library

hostyoself. Host yo' self from your browser, your phone, your toaster.

Reverse-Engineering. A FREE comprehensive reverse engineering tutorial covering x86, x64, 32-bit/64-bit ARM, 8-bit AVR and 32-bit RISC-V architectures.

tangle. Radically simple multiplayer / networked WebAssembly

mem. A collection of C++11 headers useful for reverse engineering

ControlNet. Let us control diffusion models!

grobid. A machine learning software for extracting information from scholarly documents

TrueTrace-Unity-Pathtracer. A High Performance Compute Shader Based Mesh Pathtracer in Unity3d without RT Cores

UserControllableLT. PyTorch implementation of ``User-Controllable Latent Transformer for StyleGAN Image Layout Editing'' [Computer Graphics Forum (Proc. of Pacific Graphics 2022)]

homebrew-wine. Ruby

RTProgressivePhotonMapper. A Hardware Raytracing based Progressive Photon Mapper using Falcor 5.2

dino. PyTorch code for Vision Transformers training with the Self-Supervised learning method DINO

jaxtyping. Type annotations and runtime checking for shape and dtype of JAX/NumPy/PyTorch/etc. arrays. https://docs.kidger.site/jaxtyping/

gfxreconstruct. Graphics API Capture and Replay Tools for Reconstructing Graphics Application Behavior

ScaleParty. Python

ConvNeXt-V2. Code release for ConvNeXt V2 model

light_process. Python multiprocessing.Process that does not need to import __main__.