Rafael Teixeira

react-native-executorch. Declarative way to run AI models in React Native on device, powered by ExecuTorch.

fsharp. The F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio

libzupt. A library that provides encryption and decryption data using post-quantum-resistant hybrid cryptography ML-KEM-768 + X25519.

Imposter. Mocking library with the perfect balance of Performance and Intuitive API

gen-ai-patterns. Python

dash. A self-learning data agent built with systems engineering principles. It grounds answers in 6 layers of context and improves with every query.

shimmy. ⚡ Pure-Rust WebGPU inference engine — OpenAI-API compatible, GGUF native, runs on any GPU. No Python. No llama.cpp. Single binary.

DevToys. A Swiss Army knife for developers.

ruff. An extremely fast Python linter and code formatter, written in Rust.

bun. Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

opcode. A powerful GUI app and Toolkit for Claude Code - Create custom agents, manage interactive Claude Code sessions, run secure background agents, and more.

conduit-challenge. This is the main repository for my submission to "Amazon Q Developer "Quack The Code" challenge.

owl. 🦉 OWL: Optimized Workforce Learning for General Multi-Agent Assistance in Real-World Task Automation

MoBA. MoBA: Mixture of Block Attention for Long-Context LLMs

awesome-llm-apps. 100+ AI Agent & RAG apps you can actually run — clone, customize, ship.

aisuite. Simple, unified interface to multiple Generative AI providers

supermemory. Memory and context engine + app that is extremely fast, scalable, and can be run fully locally. The Memory API for the AI era.

aie-book. [WIP] Resources for AI engineers. Also contains supporting materials for the book AI Engineering (Chip Huyen, 2025)

MemoryPack. Zero encoding extreme performance binary serializer for C# and Unity.

mastra. Mastra is the modern TypeScript framework for AI-powered applications and agents.

Sep. World's Fastest .NET CSV Parser. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible with blazing fast SIMD vectorized parsing.

docfx. Static site generator for .NET API documentation.

drasi-core. Rust

drasi-platform. The Data Change Processing platform

o1-engineer. o1-engineer is a command-line tool designed to assist developers in managing and interacting with their projects efficiently. Leveraging the power of OpenAI's API, this tool provides functionalities such as code generation, file editing, and project planning to streamline your development workflow.

automq. Diskless Kafka® on S3. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency. Multi-AZ Availability.

garnet. Garnet is a remote cache-store from Microsoft Research that offers strong performance (throughput and latency), scalability, storage, recovery, cluster sharding, key migration, and replication features. Garnet can work with existing Redis clients.

ConsoleAppFramework. Zero Dependency, Zero Overhead, Zero Reflection, Zero Allocation, AOT Safe CLI Framework powered by C# Source Generator.

aspire. Aspire is the tool for code-first, extensible, observable dev and deploy.

hydro. Hydro brings stateful and reactive components to ASP.NET Core without writing JavaScript

MonoDevelop.MSBuildEditor. Improved MSBuild editing support

dep-tree. Tool for helping developers keep their code bases clean and decoupled. It allows visualising a code base complexity using a 3d force-directed graph of files and the dependencies between them.

elsa-core. The Workflow Engine for .NET

qoi. The “Quite OK Image Format” for fast, lossless image compression

DuckDB.NET. Bindings and ADO.NET Provider for DuckDB

shouldly. Should testing for .NET—the way assertions should be!

Terminal.Gui. Cross Platform Terminal UI toolkit for .NET

tinylisp. Lisp in 99 lines of C and how to write one yourself. Includes 21 Lisp primitives, garbage collection and REPL. Includes tail-call optimized versions for speed and reduced memory use.

Maui. The .NET MAUI Community Toolkit is a community-created library that contains .NET MAUI Extensions, Advanced UI/UX Controls, and Behaviors to help make your life as a .NET MAUI developer easier

Meadow.ProjectLab.Samples. Samples for Wilderness Labs Project Lab

go-iltags. InterlockLedger's ILTags implementation for Go

SourceGeneratorWeb. C#

bflat. C# as you know it but with Go-inspired tooling (small, selfcontained, and native executables)

maui. .NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

dotnet-releaser. Easily build, run tests and coverage, cross-compile, package and publish your .NET library or application to NuGet and GitHub.

NativeMemoryArray. Utilized native-memory backed array for .NET and Unity - over the 2GB limitation and support the modern API(IBufferWriter, ReadOnlySequence, scatter/gather I/O, etc...).

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

AspNetCore.Diagnostics.HealthChecks. Enterprise HealthChecks for ASP.NET Core Diagnostics Package

runtime. .NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

gh-user-status. set and get github user statuses

practical-aspnetcore. Practical samples of ASP.NET Core 11, 10, 9, 8.0, 7.0, 6.0, 5.0, 3.1, 2.2, and 2.1,projects you can use. Readme contains explanations on all projects.

winget-cli. WinGet is the Windows Package Manager. This project includes a CLI (Command Line Interface), PowerShell modules, and a COM (Component Object Model) API (Application Programming Interface).

FuncR. FuncR, skip the implementations, go for functions!

pyilint. PyILInt - A pure python ILInt encoder/decoder

transformers. 🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

OpenOLAT. Learning Management System OpenOlat

libsodium-core. libsodium for .NET - A secure cryptographic library

RepoDB. A hybrid ORM library for .NET.

aircompressor. A port of Snappy, LZO, LZ4, and Zstandard to Java

vue. This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core

GitTrends. A iOS and Android app to monitor the Views, Clones and Star history of your GitHub repos

yarp. A toolkit for developing high-performance HTTP reverse proxy applications.

TensorFlow.NET. .NET Standard bindings for Google's TensorFlow for developing, training and deploying Machine Learning models in C# and F#.

command-line-api. Command line parsing, invocation, and rendering of terminal output.

tye. Tye is a tool that makes developing, testing, and deploying microservices and distributed applications easier. Project Tye includes a local orchestrator to make developing microservices easier and the ability to deploy microservices to Kubernetes with minimal configuration.

xamarinforms-covid19. Xamarin.Forms Covid-19 Live

cuidabrasil. Projeto Anti Corona

TextBufferKit. Swift TextBuffer

pix-dict-api. API do DICT - Diretório de Identificadores de Contas Transacionais

scalar. Scalar: A set of tools and extensions for Git to allow very large monorepos to run on Git without a virtualization layer

nebula. A scalable overlay networking tool with a focus on performance, simplicity and security

sample-mvc. Simple ASP.NET Core MVC demo application with GitHub actions and Azure DevOps pipelines and a dash of Docker.

Micronetes. Micronetes is a local orchestrator inspired by kubernetes that makes developing and testing microservices and distributed applications easier.

ProjectPSX. Experimental C# Playstation Emulator

cs-multiaddress. Multiaddress implementation in C#

fsharp. The F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio

terminal. The new Windows Terminal and the original Windows console host, all in the same place!

java-dto-utils. A simple set of APIs that helps the implementation of DTOs in Java.

grandnode. Open source, headless, multi-tenant eCommerce platform built with .NET Core, MongoDB, AWS DocumentDB, Azure CosmosDB, Vue.js.

hacl-star. HACL*, a formally verified cryptographic library written in F*

calculator. Windows Calculator: A simple yet powerful calculator that ships with Windows

ocs-jee-test. OpenCS's basic JEE skill test

IDDD_Samples_NET. These are the sample Bounded Contexts for C#.NET from the book "Implementing Domain-Driven Design" by Vaughn Vernon: http://vaughnvernon.co/?page_id=168

EquinoxProject. Web Application ASP.NET 9 using Clean Architecture, DDD, CQRS, Event Sourcing and a lot of good practices

tink. Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Swashbuckle.AspNetCore. Swagger tools for documenting API's built on ASP.NET Core

solid. Solid - Re-decentralizing the web (project directory)

standard. This repo is building the .NET Standard

orbitdb. Peer-to-Peer Databases for the Decentralized Web

old-codius-cli. Codius Client Command Line Interface (CLI)

crust. Reliable p2p network connections in Rust with NAT traversal. One of the most needed libraries for any server-less / decentralised projects

dotget. Installer for .NET Core CLI Apps

seurat. Seurat is a scene simplification technology designed to process very complex 3D scenes into a representation that renders efficiently on mobile 6DoF VR systems.

ImmutableUI. Immutable objects that mirror popular object oriented UIs

mono-upnp. UPNP binding for Mono/.NET

Mono.Nat. UPNP and NAT-PMP port forwarding for .NET

ARSoft.Tools.Net. This project contains a complete managed .Net SPF validation, SenderID validation and a dns client and dns server implementation written in C#.

specification. InterlockLedger Specification Documents.

Flicks. A unit of time defined in C++.

nano-node. Nano is digital currency. Its ticker is: XNO and its currency symbol is: Ӿ

LineEditor. LineEditor is an interactive line editor for Command Line applications in .NET

libraries.io. :books: The Open Source Discovery Service

tensorflow. An Open Source Machine Learning Framework for Everyone

Nethereum.Workbooks. Nethereum tutorials using workbooks

Utf8Json. Definitely Fastest and Zero Allocation JSON Serializer for C#(NET, .NET Core, Unity, Xamarin).

EIPs. The Ethereum Improvement Proposal repository

SRVB-Cryptography. Asymmetric Cryptosystem by Daniel SANTANA ROCHA and Yuri da Silva VILLAS BOAS based on the knapsack problem

TensorFlowSharp. TensorFlow API for .NET languages

hugo. The world’s fastest framework for building websites.

openzeppelin-contracts. OpenZeppelin Contracts is a library for secure smart contract development.

opes. Brazilian Value Objects (VO)s for common use cases.

composer. :warning: :warning: :warning: Hyperledger Composer has been deprecated :warning: :warning: :warning:

ponyc. Pony is an open-source, actor-model, capabilities-secure, high performance programming language

SmartStoreNET. Open Source ASP.NET MVC Enterprise eCommerce Shopping Cart Solution

NBitcoin. Comprehensive Bitcoin library for the .NET framework.

stacks-core. The Stacks blockchain implementation

PSharp. A framework for rapid development of reliable asynchronous software.

AutoMapper. A convention-based object-object mapper in .NET.

NLog. NLog - Flexible and Structured Logging for various .NET Platforms

openpose. OpenPose: Real-time multi-person keypoint detection library for body, face, hands, and foot estimation

EasyNetQ. An easy to use .NET API for RabbitMQ

epicomclient. Cliente para a plataforma epicom

unirest-net. Unirest in .NET: Simplified, lightweight HTTP client library.

leofs. The LeoFS Storage System

NuGet.Build.Packaging. The NuGetizer-3000 is here!

quorum. A permissioned implementation of Ethereum supporting data privacy

FCM.Net. Biblioteca para facilitar envio de Push Notification usando o Firebase Cloud Messaging do Google

Identity. [Archived] ASP.NET Core Identity is the membership system for building ASP.NET Core web applications, including membership, login, and user data. Project moved to https://github.com/aspnet/AspNetCore

os. Minoca operating system

caffe. Caffe: a fast open framework for deep learning.

cli. The .NET Core command-line (CLI) tools, used for building .NET Core apps and libraries through your development flow (compiling, NuGet package management, running, testing, ...).

sdk. Core functionality needed to create .NET Core projects, that is shared between Visual Studio and CLI

parity-ethereum. The fast, light, and robust client for Ethereum-like networks.

FreeCAD. Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

sqlite-net. Simple, powerful, cross-platform SQLite client and ORM for .NET

silk. Build IoT using JavaScript. Silk Open Source

fastText. Library for fast text representation and classification.

rust-threshold-secret-sharing. A pure-Rust implementation of various threshold secret sharing schemes

Aeron.NET. Efficient reliable UDP unicast, UDP multicast, and IPC message transport - .NET port of Aeron

Channels. Push based .NET Streams

MonoGame. One framework for creating powerful cross-platform games.

extensions. This repository contains a suite of libraries that provide facilities commonly needed when creating production-ready applications.

structuremap. A Dependency Injection/Inversion of Control tool for .NET

Wire. Binary serializer for POCO objects

Managed.Reflection. Managed replacement of System.Reflection[.Emit]

StreamCryptor. Stream encryption & decryption with libsodium and protobuf

ttn. The Things Network Stack V2

syncthing. Open Source Continuous File Synchronization

SyncTrayzor. Windows tray utility / filesystem watcher / launcher for Syncthing

aima-java. Java implementation of algorithms from Russell And Norvig's "Artificial Intelligence - A Modern Approach"

project-system. The .NET Project System for Visual Studio

framework. Machine learning, computer vision, statistics and general scientific computing for .NET

RIOT. RIOT - The friendly OS for IoT

html. HTML Standard

ConfuserEx. An open-source, free protector for .NET applications

CSharpVerbalExpressions. C#

swift. The Swift Programming Language

vscode. Visual Studio Code

Algorithmia. Algorithm and data-structure library for .NET 4.5.2+/Netstandard 2.0+. Algorithmia contains sophisticated algorithms and data-structures like graphs, priority queues, command, undo-redo and more.

otto. Development and deployment made easy.

amphtml. The AMP web component framework.

corefxlab. This repo is for experimentation and exploring new ideas that may or may not make it into the main corefx repo.

cscore. An advanced audio library, written in C#. Provides tons of features. From playing/recording audio to decoding/encoding audio streams/files to processing audio data in realtime (e.g. applying custom effects during playback, create visualizations,...). The possibilities are nearly unlimited.

toml. Tom's Obvious, Minimal Language

unity. This repository contains all relevant information about Unity Container suit

VisualStudio. GitHub Extension for Visual Studio

WestwindToolkit. A utility toolkit for .NET development from Core to Web

Westwind.Globalization. Database driven resource localization for .NET applications

code-cracker. An analyzer library for C# and VB that uses Roslyn to produce refactorings, code analysis, and other niceties.

Gu.Units. Units of measure for C#

GitVersion. From git log to SemVer in no time

corefx. This repo is used for servicing PR's for .NET Core 2.1 and 3.1. Please visit us at https://github.com/dotnet/runtime

sharpen. Sharpen is an Eclipse plugin created by db4o that allows you to convert your Java project into c#

libgd. GD Graphics Library

aspnetboilerplate. ASP.NET Boilerplate - Web Application Framework

ethereumj. DEPRECATED! Java implementation of the Ethereum yellowpaper. For JSON-RPC and other client features check Ethereum Harmony

TMesh. Thing Mesh PHY/MAC Protocol

blockname. A blockchain and DHT backed DNS cache

telehash-js. telehash javascript module for node.js and browserify

telehash.net. A C# implementation of telehash

end-to-end. End-To-End is a crypto library to encrypt, decrypt, digital sign, and verify signed messages (implementing OpenPGP)

SimpleApiTemplate. C#

three.net. C# port of Three.js

libutp. uTorrent Transport Protocol library

bitid-android. Android Client for BitID

bitcoin-wallet. Fork of Bitcoin wallet with support of BitID

android-sqrl. android implementation of steve gibsons sqrl authentication

NuGet3. C#

dnx. OBSOLETE - see readme

Dapper. Dapper - a simple object mapper for .Net

omnisharp-roslyn. OmniSharp server (HTTP, STDIO) based on Roslyn workspaces

akka-monitoring. Monitoring system instrumentation for Akka.NET actor systems

ostree. Fork of upstream ostree from GNOME

xapian. Mirror of the Xapian repository. You're welcome to open pull requests on github (they'll just get merged indirectly).

clojure-clr. A port of Clojure to the CLR, part of the Clojure project

FREJ. Fuzzy Regular Expressions for Java

LiteDB. LiteDB - A .NET NoSQL Document Store in a single data file

Fusillade. An opinionated HTTP library for Mobile Development

gnucash-android. Gnucash for Android mobile companion application.

NuGet.Versioning. NuGet's implementation of package versioning