Simon Niedermayr

compressibleSPH. Jupyter Notebook

P3D. P3D

diffsoup. DiffSoup: Direct Differentiable Rasterization of Triangle Soup for Extreme Radiance Field Simplification (CVPR 2026)

typst. A markup-based typesetting system that is powerful and easy to learn.

geo-lora. CVPR 2026, Teaching DINOv3 About Partial 3D Geometry: A Self-Supervised Geometry-Aware Approach

paperdebugger. A Plugin-Based Multi-Agent System for In-Editor Academic Writing, Review, and Editing

stochasticsplats. [ICCV 2025] Implementation of the paper: "StochasticSplats: Stochastic Rasterization for Sorting-Free 3D Gaussian Splatting"

lm-rs. Python

ply-rs. A small library to read/write ascii and binary PLY (Polygn File Format) files.

autokernel. Autoresearch for GPU kernels. Give it any PyTorch model, go to sleep, wake up to optimized Triton kernels.

ironclaw. IronClaw is an Agent OS focused on privacy, security and extensibility

arxiv-latex-cleaner. arXiv LaTeX Cleaner: Easily clean the LaTeX code of your paper to submit to arXiv

emulator-superiority. "Neural Emulator Superiority: When Machine Learning for PDEs Surpasses its Training Data" [NeurIPS 2025]

TetWeave. Repository for TetWeave: Isosurface Extraction using On-The-Fly Delaunay Tetrahedral Grids for Gradient-Based Mesh Optimization (SIGGRAPH 2025)

ChartGPU. Beautiful, open source, WebGPU-based charting library

partial-geco. 3DV 2026, An Integer Linear Programming Approach to Geometrically Consistent Partial-Partial Shape Matching

web-splat-apple-silicon. 3D Gaussian Splatting Renderer implemented in WebGPU (WGPU) and Rust, fixed for apple silicon

Helical. A Cadova library providing customizable threads, screws, bolts, nuts and related parts.

Cadova. Swift DSL for parametric 3D modeling

history-llms. Information hub for our project training the largest possible historical LLMs.

radiance_meshes. Training code for "Radiance Meshes for Volumetric Reconstruction".

mesh-splatting. Python

mm-dinov2. Code for MM-DINOv2: Adapting Foundation Models for Multi-Modal Medical Image Analysis (MICCAI2025)

anyup. [ICLR '26 Oral] Official repository of the paper "AnyUp: Universal Feature Upsampling".

jpeg_textures. C++

diffcd. Jupyter Notebook

Arduino-Leonardo-USB-Keyboard-Deutsch-library. Arduino Leonardo USB Keyboard Deutsch ( german ) layout library

Potree-Next. Visualizing Massive Point Clouds in WebGPU

rust-gpu. 🐉 Making Rust a first-class language and ecosystem for GPU shaders 🚧

Lean_Mac. Make your MacOS 26 run faster

image-gs. Official implementation of SIGGRAPH 2025 paper "Image-GS: Content-Adaptive Image Representation via 2D Gaussians"

radfoam. Original implementation of "Radiant Foam: Real-Time Differentiable Ray Tracing"

upscale3dgs. Lightweight Gradient-Aware Upscaling of 3D Gaussian Splatting Images

spz. File format for 3D Gaussian splats. About 10x smaller than the PLY equivalent with virtually no perceptible loss in visual quality. Offered as open source by Niantic Labs. More details at https://scaniverse.com/spz #3dgaussiansplats #gaussiansplatting

Diff-JPEG. Official and maintained implementation of the paper "Differentiable JPEG: The Devil is in the Details" (WACV 2024)

serde_ply. Serde (de)serialization for ply files

becos-code. Official repository for the SGP 2025 paper: "Beyond Complete Shapes: A Benchmark for Quantitative Evaluation of 3D Shape Matching Algorithms" by Viktoria Ehm, Nafie El Amrani et al.

on-the-fly-nvs. Official implementation of On-the-fly Reconstruction for Large-Scale Novel View Synthesis from Unposed Images. A. Meuleman, I. Shah, A. Lanvin, B. Kerbl, G. Drettakis, ACM TOG (proc. SIGGRAPH) 2025

SphericalHarmonics. Zonal Spherical Harmonics in d Dimensions in TensorFlow, PyTorch and Jax

SuPa-Match. Official repository for the SGP 2025 paper: "High-Resolution 3D Shape Matching with Global Optimality and Geometric Consistency" by Nafie El Amrani, Paul Roetzer and Florian Bernard.

RoMa. [CVPR 2024] RoMa: Robust Dense Feature Matching; RoMa is the robust dense feature matcher capable of estimating pixel-dense warps and reliable certainties for almost any image pair.

focoos. 🚀 Lightning-fast computer vision models. Fine-tune SOTA models with just a few lines of code. Ready for cloud ☁️ and edge 📱 deployment.

cvpr-25. HTML

SmoothLife. Continuous Domain Game of Life in Python with Numpy

gDel3D. gDel3D is the fastest 3D Delaunay triangulation algorithm. It uses the GPU for massive parallelism.

torchfsm. TorchFSM: Fourier Spectral Method with PyTorch

TRIPS. C++

Open-Task-Light. Components for making the Open Task Light

cubecl. Multi-platform high-performance compute language extension for Rust.

BugStalker. Rust debugger for Linux x86-64

sympy. A computer algebra system written in pure Python

verus. Verified Rust for low-level systems code

rust-gpu. 🐉 Making Rust a first-class language and ecosystem for GPU shaders 🚧

CentrifugalDustSeparator-. Centrifugal Dust Separator - 3D Files for printing

tariff. The official repository for tariff

3DGS-to-PC. 3DGS-to-PC: 3D Gaussian Splatting to Dense Point Clouds [3D-VAST: ICCVW 2025]

wonderland. Python

mesh2splat. Fast mesh to 3D gaussian splat conversion

mem-isolate. A Rust crate for containing memory leaks and fragmentation

egui-probe. Value probing with egui based UI

ADL4P. HTML

ehttp. Minimal Rust HTTP client for both native and WASM

cinematic-gaussians. Code for our paper "Application of 3D Gaussian Splatting for Cinematic Anatomy on Consumer Class Devices"

GaussianImage. 🏠[ECCV 2024] GaussianImage: 1000 FPS Image Representation and Compression by 2D Gaussian Splatting

Splatshop. Edit gaussian splatting models

slangpy. Making it easier to work with slang in python

rost. Rust programming in German.

wgmath. GPU scientific computing on every platform

cloudy_project. Official implementation of the paper "Light Transport-aware Diffusion Posterior Sampling for Single View Reconstruction of Volumes"

svraster. [CVPR 2025] Sparse Voxels Rasterization: Real-time High-fidelity Radiance Field Rendering

Auto-BPA. Code will be released soon

slang-gaussian-rasterization. Slang

FovVideoVDP. FovVideoVDP: A visible difference predictor for wide field-of-view video

Graphite. Community-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-based procedural graphics engine

apebench-paper. [Project Page] A benchmark suite for autoregressive neural emulation of PDEs, accepted at Neurips 2024.

grain. Library for reading and processing ML training data.

volume-renderer. A direct volume renderer

pandoc-letter-din5008. Pandoc template for writing Markdown letters (DIN 5008)

compute-shader-101. Sample code for compute shader 101 training

apebench-streamlit. Python

apebench. [Neurips 2024] A benchmark suite for autoregressive neural emulation of PDEs. (≥46 PDEs in 1D, 2D, 3D; Differentiable Physics; Unrolled Training; Rollout Metrics)

brush. 3D Reconstruction for all

trainax. Training methodologies for autoregressive neural operators/emulators in JAX.

pdequinox. Neural Emulator Architectures in JAX.

rerun. Visualize, query, and stream to train on multimodal robotics data.

MAGS. Motion-aware 3D Gaussian Splatting for Efficient Dynamic Scene Reconstruction

opus. Modern audio compression for the internet.

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

wasm2map. WebAssembly sourcemap generator and WASM binary source mapping url section patcher

ffmpeg-sidecar. Wrap a standalone FFmpeg binary in an intuitive Iterator interface. 🏍

taming-3dgs. Python

BPA. Implementation of The Ball Pivoting Algorithm based on PCL

cupy. NumPy & SciPy for GPU

chili. Rust port of Spice, a low-overhead parallelization library

spann3r. [3DV'25 Award Candidate] 3D Reconstruction with Spatial Memory

slang. Making it easier to work with shaders

rust-gb. Compile Rust code to GBZ80 (Gameboy Z80)

GeometricPortraitStylization. Python

nanite-webgpu. UE5's Nanite implementation using WebGPU. Includes the meshlet LOD hierarchy, software rasterizer and billboard impostors. Culling on both per-instance and per-meshlet basis.

egui. egui: an easy-to-use immediate mode GUI in Rust that runs on both web and native

vape4d. Visualisation for 4D Volumes (Space + Time) written in WebGPU and Rust

strahl. Physically-based Path Tracer using WebGPU and OpenPBR

wgpu_glyph. A fast text renderer for wgpu (https://github.com/gfx-rs/wgpu)

rust. Empowering everyone to build reliable and efficient software.

mast3r. Grounding Image Matching in 3D with MASt3R

3dgs-compression-survey. An open survey on 3D Gaussian Splatting compression methods

miette. Fancy extension for std::error::Error with pretty, detailed diagnostic printing.

EyefulTower. Official release of the Eyeful Tower dataset, a high-fidelity multi-view capture of 11 real-world scenes, from the paper “VR-NeRF High-Fidelity Virtualized Walkable Spaces” (Xu et al., SIGGRAPH Asia 2023).

Self-Organizing-Gaussians. [ECCV '24] Compressing 3D Gaussian Splats by placing their parameters into a 2D grid with local smoothness

disco-match. 🪩 DiscoMatch: Fast Discrete Optimisation for Geometrically Consistent 3D Shape Matching

web-splat. 3D Gaussian Splatting Renderer implemented in WebGPU (WGPU) and Rust

c3dgs. Compressed 3D Gaussian Splatting for Accelerated Novel View Synthesis

diff-gaussian-rasterization. Differentiable gaussian rasterization with depth, alpha, normal map and extra per-Gaussian attributes, also support camera pose gradient

mini-splatting. Python

spider-match. 🕷️ SpiderMatch: 3D Shape Matching with Global Optimality and Geometric Consistency

web-splat-ba. Fork of 3D Gaussian Splatting Renderer implemented by @KeKsBoTer for my Bachelor's Thesis

exponax. Efficient Differentiable n-d PDE Solvers in JAX.

vk_order_independent_transparency. Demonstrates seven different techniques for order-independent transparency in Vulkan.

extensions. Extensions for the Zed editor

gc-ppsm. CVPR 2024, Partial-to-Partial Shape Matching with Geometric Consistency

geometrically-consistent-partial-partial-shape-matching.

wgsl-bindgen. Generate typesafe Rust bindings for wgsl shaders in wgpu

4DGaussianSplatRendering. Bachelor thesis

gpuweb. Where the GPU for the Web work happens!

LucidDreamer. Official code for the paper "LucidDreamer: Domain-free Generation of 3D Gaussian Splatting Scenes".

address-class-imbalance. Python

fidget. blazing fast implicit surface evaluation

wgpu-openxr-example. a barebones example of how to integrate OpenXR with wgpu (Vulkan-only)

cargo-wizard. Cargo subcommand for configuring Cargo projects for best performance.

GPUSorting. State of the art sorting and segmented sorting, including OneSweep. Implemented in CUDA, D3D12, and Unity style compute shaders. Theoretically portable to all wave/warp/subgroup sizes.

npyz. Rust crate for numpy NPY files

divan. Fast and simple benchmarking for Rust projects

rustween. A set of Rust mini apps compiling to wasm, rendering tweens

VPCR. Vulkan Point Cloud Renderer

netpurr. NetPurr is an open-source, cross-platform API client for REST (Support for other protocols will be gradually added). It is very compact and swift, coded in Rust.

ganerf. GANeRF: Leveraging Discriminators to Optimize Neural Radiance Fields

zed. Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

feedi. A personal feed reader

matrix-valued-shortest-paths. Matlab Code for Paper: Shortest Paths in Graphs with Matrix-Valued Edges: Concepts, Algorithm and Application to 3D Multi-Shape Analysis - 3DV 2021

TGA. Trainings Graphics API

egui_graphs. Interactive graph visualization widget for rust powered by egui and petgraph

4d-gaussian-splatting. [ICLR 2024] Real-time Photorealistic Dynamic Scene Representation and Rendering with 4D Gaussian Splatting

raven. See your friends BeReals without posting and more!

VQRF. Official implementation of our CVPR 2023 paper "Compressing Volumetric Radiance Fields to 1 MB"

carbonyl. Chromium running inside your terminal

mold. mold: A Modern Linker 🦠

MarkovJunior. Probabilistic language based on pattern matching and constraint propagation, 153 examples

types-4-strapi. Typescript interface generator for Strapi 4 models

reactive-resume. A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!

smaRSt-fan. A smart, device-agnostic fan controller for PWM fans on Linux

psst. Fast and multi-platform Spotify client with native GUI

chat. Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots

rendy. State of the art "build your own engine" kit powered by gfx-hal

wgpu. A cross-platform, safe, pure-Rust graphics API.

learn-wgpu. Guide for using gfx-rs's wgpu library.

send-my. Upload arbitrary data via Apple's Find My network.

linon. Non-Linear Ray Casting on the web, and on your desktop too

onefetch. Command-line Git information tool

mmotcw. ♻️ Online Maimai sharing during Corona lockdown

zoxide. A smarter cd command. Supports all major shells.

rusty_v8. Rust bindings for the V8 JavaScript engine

ui5-ecosystem-showcase. A repository showcasing the UI5 tooling extensibility to combine OSS tools for UI5 application development.

dua-cli. View disk space usage and delete unwanted data, fast.

MODNet. A Trimap-Free Portrait Matting Solution in Real Time [AAAI 2022]

berty. Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network

typescript. Tooling to enable TypeScript support in SAPUI5/OpenUI5 projects

pi-hole. A black hole for Internet advertisements

go-echarts. 🎨 The adorable charts library for Golang.

photoshopCClinux. Photoshop CC v19 installer for Gnu/Linux

fd. A simple, fast and user-friendly alternative to 'find'

rich. Rich is a Python library for rich text and beautiful formatting in the terminal.

PowerToys. Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

starship. ☄🌌️ The minimal, blazing-fast, and infinitely customizable prompt for any shell!

espanso. A Privacy-first, Cross-platform Text Expander written in Rust

awesome-cold-showers. For when people get too hyped up about things

broot. A new way to see and navigate directory trees : https://dystroy.org/broot

Background-Matting. Background Matting: The World is Your Green Screen

bat. A cat(1) clone with wings.

vscode-deno. [Deprecated] Move to https://github.com/denoland/vscode_deno

alt-tab-macos. Windows alt-tab on macOS

pymatting. A Python library for alpha matting

deeplearn-rs. Neural networks in Rust

Gooey. Turn (almost) any Python command line program into a full GUI application with one line

leonsans. Leon Sans is a geometric sans-serif typeface made with code in 2019 by Jongmin Kim.

yolov3-tf2. YoloV3 Implemented in Tensorflow 2.0

nushell. A new type of shell

ffsend. :mailbox_with_mail: Easily and securely share files from the command line. A fully featured Firefox Send client.

labelImg. LabelImg is now part of the Label Studio community. The popular image annotation tool created by Tzutalin is no longer actively being developed, but you can check out Label Studio, the open source data labeling tool for images, text, hypertext, audio, video and time-series data.

Notepads. A modern, lightweight text editor with a minimalist design.

Motrix. A full-featured download manager.

Shifty. ☀️ A macOS menu bar app that gives you more control over Night Shift.

free-gophers-pack. ✨ This pack of 100+ gopher pictures and elements will help you to build own design of almost anything related to Go Programming Language: presentations, posts in blogs or social media, courses, videos and many, many more.

git-rs. git, implemented in rust, for fun and education :crab:

lsd. The next gen ls command

Animation-Of-N-Queens-Problem-In-JavaScript. A studies project for the DBHW Mannheim

sonic. 🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.

RustPython. A Python Interpreter written in Rust

send. Simple, private file sharing from the makers of Firefox

git-history. Quickly browse the history of a file from any git repository

zero. Zero is a web server to simplify web development.