Fedor Korotkov

baguette. Headless iOS Simulator manager/farm + host-side input injection for iOS 26 — taps, swipes, multi-finger gestures, and 60 fps streaming

ECC. The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

mtell. CLI to tell a machine to do something over VNC

ANE. Training neural networks on Apple Neural Engine via reverse-engineered private APIs

tart-image-bakery. Not Your Grandma's Pies 👵🏻

computesdk. A free and open-source toolkit for running other people's code in your applications.

darwinkit. Native Mac APIs for Go. Previously known as MacDriver

scoot. Scoot is a distributed task runner, supporting both a proprietary API and Bazel's Remote Execution.

zvec. A lightweight, lightning-fast, in-process vector database

scaleset. Go client for GitHub Actions Runner Scale Set APIs - build custom autoscaling solutions for self-hosted runners

omni-cache. Sidecar for your caching needs in CI

openclaw. Your own personal AI assistant. Any OS. Any Platform. The lobster way. 🦞

tart. macOS and Linux VMs on Apple Silicon to use in CI and other automations

starlark. Starlark Language

macos-vms. HCL

vmnet. Apple's vmnet.framework bindings for Rust

ociregistry. Golang pull-only, pull-through, caching OCI distribution server

coder-macos-tart. HCL

spmgraph. A dependency graph management tool for the Swift Package Manager

xcsift. A Swift command-line tool that parses xcodebuild output into token-efficient JSON for coding agents.

Lilu. Arbitrary kext and process patching on macOS

ternfs. An exabyte-scale, multi-region distributed file system

clodpod. Run AI agents isolated inside an macOS virtual machine. Configured to run Claude Code, OpenAI Codex, Cursor Agent, Google Gemini.

bazel-remote. A remote cache for Bazel

osaurus. Own your AI. The native macOS harness for AI agents -- any model, persistent memory, autonomous execution, cryptographic identity. Built in Swift. Fully offline. Open source.

chamber. Go

eino. The ultimate LLM/AI application development framework in Go.

gollm. Unified Go interface for Language Model (LLM) providers. Simplifies LLM integration with flexible prompt management and common task functions.

agent-rules. Rules and Knowledge to work better with agents such as Claude Code or Cursor

nomad-driver-tart. An experimental task driver for Nomad using the Tart virtualization tool.

langchaingo. LangChain for Go, the easiest way to write LLM-based programs in Go

lapce. Lightning-fast and Powerful Code Editor written in Rust

tart-guest-agent. Guest agent for Tart VMs

mlx-embeddings. MLX-Embeddings is the best package for running Vision and Language Embedding models locally on your Mac using MLX.

chroma. Search infrastructure for AI

nats-server. High-Performance server for NATS.io, the cloud and edge native messaging system.

spegel. Stateless cluster local OCI registry mirror.

tiny-llm. A course of learning LLM inference serving on Apple Silicon for systems engineers: build a tiny vLLM + Qwen.

augment-swebench-agent. The #1 open-source SWE-bench Verified implementation

codex. Lightweight coding agent that runs in your terminal

mlx-omni-server. MLX Omni Server is a local inference server powered by Apple's MLX framework, specifically designed for Apple Silicon (M-series) chips. It implements OpenAI-compatible API endpoints, enabling seamless integration with existing OpenAI SDK clients while leveraging the power of local ML inference.

pex. A tool for generating .pex (Python EXecutable) files, lock files and venvs.

go-nbd. Network Block Device (NBD) client implementation in Go, free of any CGO or system-specific dependencies

augment.vim. AI-augmented development in Vim and Neovim

mcp-go. A Go implementation of the Model Context Protocol (MCP), enabling seamless integration between LLM applications and external data sources and tools.

oras. OCI registry client - managing content like artifacts, images, packages

swift-build. A high-level build system based on llbuild, used by Xcode, Swift Playground, and the Swift Package Manager

goose. an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

markdoc. A powerful, flexible, Markdown-based authoring framework.

swift-homomorphic-encryption. Homomorphic Encryption library and applications in Swift

github-actions-cache-server. Self-hosted GitHub Actions cache server implementation. Compatible with official 'actions/cache' action

exo. Run frontier AI locally.

ui. A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

eslint-plugin-local-rules. A plugin for ESLint that allows you to use project-specific rules

hummingbird. Lightweight, flexible HTTP server framework written in Swift

vagrant-tart. Vagrant-tart is a Vagrant plugin that adds a Tart provider to Vagrant, allowing Vagrant to control and provision machines via Tart command line tool.

quill. Simple mac binary signing from any platform

runs-on. Self-hosted GitHub Actions runners made simple. For AWS. 10x cheaper, up to 2x faster, and unlimited caching. Best alternative to Actions Runner Controller.

godot. Godot Engine – Multi-platform 2D and 3D game engine

runner-images. GitHub Actions runner images

Bend. A massively parallel, high-level programming language

swiftlint-action. Run SwiftLint from your GitHub Actions with ease

gorilla. Gorilla: Training and Evaluating LLMs for Function Calls (Tool Calls)

milvus. Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

zig. Moved to Codeberg

corenet. CoreNet: A library for training deep neural networks

go-lsp. Go types for the messages used in the Language Server Protocol.

glsp. Language Server Protocol SDK for Go

swift-retry. Retries in Swift with sensible defaults and powerful flexibility.

codeowners. A library to use and verify the CODEOWNERS (both the Github and Gitlab variants) and .gitignore files

go-actions-cache. Go

actions-cache. Cache to S3 storage with official actions/cache@v5 fallback

debug-adapter-protocol. Defines a common protocol for debug adapters.

intellij-platform-plugin-template. Template repository for creating plugins for IntelliJ Platform

mlx-examples. Examples in the MLX framework

react. React tsParticles official component

macos-image-templates. HCL

dstack. Vendor-agnostic orchestration for training, inference and agentic workloads across NVIDIA, AMD, TPU, and Tenstorrent on clouds, Kubernetes, and bare metal.

linux-image-templates. HCL

create-pull-request. A GitHub action to create a pull request for changes to your repository in the actions workspace

nativelink. NativeLink is a Nix-powered, open source, high-performance build cache and remote execution server, compatible with Bazel, Soong, Pants, Buck2, Reclient, and other RE-compatible build systems. It offers drastically faster builds, reduced test flakiness, and support for specialized hardware.

visx. 🐯 visx | visualization components

mlx. MLX: An array framework for Apple silicon

tart-buildkite-plugin. Run Buildkite steps inside Tart Virtual Machines

river. Fast and reliable background jobs in Go

vetu. Create, publish and virtualize ephemeral Linux VMs with ease

watermill. Building event-driven applications the easy way in Go.

generative-ai-for-beginners. 21 Lessons, Get Started Building with Generative AI

bugbounty-gpt. A helpful gpt-based triage tool for BugCrowd bugbounty programs.

permify. An open-source authorization as a service inspired by Google Zanzibar, designed to build and manage fine-grained and scalable authorization systems for any application. — Permify is now part of FusionAuth 🎉

jwt. Go implementation of JSON Web Tokens (JWT).

go-nbd. Pure Go NBD server and client library.

foundationdb. FoundationDB - the open source, distributed, transactional key-value store

chi. lightweight, idiomatic and composable router for building Go HTTP services

tarkit. untar and tar files on iOS and OS X. Also supports gzip tars.

Light-Untar-for-iOS. Very light and pragmatic untar utility for iOS

SWCompression. A Swift framework for working with compression, archives and containers.

carton. Run any ML model from any programming language.

powerlevel10k. A Zsh theme

spot. A user-friendly and efficient tool for the effortless deployment and configuration of resources on remote machines.

homebrew-ipa. Some Homebrew Formulas for missing stuff.

cloud-hypervisor. A Virtual Machine Monitor for modern Cloud workloads. Features include CPU, memory and device hotplug, support for running Windows and Linux guests, device offload with vhost-user and a minimal compact footprint. Written in Rust with a strong focus on security.

go-admin. A golang framework helps gopher to build a data visualization and admin panel in ten minutes

Orchard-GH-Runners. An attempt to employ Orchard-controlled macOS VMs instead of default GH runners.

rootcerts. Go package to embed the Mozilla Included CA Certificate List

auth. Authenticator via oauth2, direct, email and telegram

mlc-llm. Universal LLM Deployment Engine with ML Compilation

starlark-go. Starlark in Go: the Starlark configuration language, implemented in Go

lincheck. Framework for testing concurrent code on JVM languages

buck2. Build system, successor to Buck

gitlab-tart-executor. GitLab Runner executor to run jobs in Tart VMs

tartelet. ⚙️💻 A macOS app that makes it a breeze to manage multiple GitHub Actions runners in ephemeral virtual machines on a single host machine. The benefits are that runners can run in parallel, and each job runs in an isolated environment.

orchard. Orchestrator for running Tart Virtual Machines on a cluster of Apple Silicon devices

weaver. Programming framework for writing and deploying cloud applications.

actions-usage. Find your total usage on GitHub Actions

Sparkle. A software update framework for macOS

encircle. Go

vagrant-tart-ruby. Tart provider for vagrant using Ruby API

TextTable. Swift package for easily rendering text tables. Inspired by the Python tabulate library.

SwiftyTextTable. A lightweight library for generating text tables.

XcodeBenchmark. XcodeBenchmark measures the compilation time of a large codebase on iMac, MacBook, and Mac Pro

virtual-machines-workflow. Run and Manage Virtual Machines

SwiftFormat. A command-line tool and Xcode Extension for formatting Swift code

go-githubapp. A simple Go framework for building GitHub Apps

bulldozer. GitHub Pull Request Auto-Merge Bot

gitlab-runner-tart. Run GitLab Runner jobs with macOS virtualization for Apple Silicon

gon. Sign, notarize, and package macOS CLI tools and applications written in any language. Available as both a CLI and a Go library.

vagrant-plugin-sdk. Vagrant Plugin SDK enables building plugins for Vagrant!

softnet. Software networking with isolation for Tart

packer-macOS-11. Packer template for building macOS 11 and later VMs with VMware Fusion 12+

ipsw. iOS/macOS Research Swiss Army Knife

BetterCodable. Better Codable through Property Wrappers

Dynamic. Call hidden/private API in style! The Swift way.

intellij-buf. IntelliJ plugin for Buf

async-http-client. HTTP client library built on SwiftNIO

Alley. Essential `URLSessionDataTask` micro-wrapper for communication with HTTP(S) web services, with built-in automatic request retries.

oidc. Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation

discussions. Discussions about projects, technologies, and processes around building large-scale mobile apps

artifacts. OCI Artifacts

cla-assistant. Contributor License Agreement assistant (CLA assistant)

AppIcon. AppIcon generates *.appiconset contains each resolution image for iOS

cirrus-ci-docs. Documentation for Cirrus CI 📚

console-kit. 💻 APIs for creating interactive CLI tools.

buntdb. BuntDB is an embeddable, in-memory key/value database for Go with custom indexing and geospatial support

bazel-gazelle. Gazelle is a Bazel build file generator for Bazel projects. It natively supports Go and protobuf, and it may be extended to support new languages and custom rule sets.

redigo. Go client for Redis

VictoriaMetrics. VictoriaMetrics: fast, cost-effective monitoring solution and time series database

jwx. Complete implementation of JWx (Javascript Object Signing and Encryption/JOSE) technologies for Go. #golang #jwt #jws #jwk #jwe

VirtualApple. Work with macOS VMs using Virtualization

m1n1. A bootloader and experimentation playground for Apple Silicon

hyperlink. Very fast link checker for CI.

MacVM. macOS VM for Apple Silicon using Virtualization API

pty. PTY interface for Go

testres-db. is a tool to import test results into SQLite database

gh-card. :octocat: GitHub Repository Card for Any Web Site

ahocorasick. A Golang implementation of the Aho-Corasick string matching algorithm

Houseclub. A barebones unofficial Android app for Clubhouse

awesome-virtualization. Collection of resources about Virtualization

shopify-snippets. Useful .liquid snippets for Shopify themes

xcodes. The best command-line tool to install and switch between multiple versions of Xcode.

slack-notifier. Command line utility to send messages with attachments to Slack channels via Incoming Webhooks

holon-datastore-mongo. Holon Platform MongoDB Datastore module. This is the MongoDB implementation of the Datastore API, with asynchronous and reactive interaction support, along with a full Spring and Spring Boot integration.

OpenCorePkg. OpenCore bootloader

graphik. Graphik is a Backend as a Service implemented as an identity-aware document & graph database with support for gRPC and graphQL

golangci-lint. Fast linters runner for Go

UTM. Virtual machines for iOS and macOS

swiftui-system-colors. Use standard system colors from SwiftUI on iOS, macOS or tvOS

xhyve. xhyve, a lightweight OS X virtualization solution

jsschema. JSON Schema for Go

instagram-user-feed. This is a scrapper to easily fetch any feed and interact with Instagram (like, follow, etc.) without OAuth for PHP.

pgzip. Go parallel gzip (de)compression

http-cache-action. HTTP Caching service for GitHub Actions

gval. Expression evaluation in golang

cirrus-action. GitHub Action to run Cirrus Tasks

ent. An entity framework for Go

starlib. qri's standard library for starlark

graphql-kotlin. Libraries for running GraphQL in Kotlin

java-monitoring. This library has moved to https://github.com/googleapis/google-cloud-java/tree/main/java-monitoring.

gogs. The painless way to host your own Git service

teleconsole. Command line tool to share your UNIX terminal and forward local TCP ports to people you trust.

cmux. Connection multiplexer for GoLang: serve different services on the same port!

cirrus-cli. CLI for executing Cirrus tasks locally and in any CI

Docker-OSX. Run macOS VM in a Docker! Run near native OSX-KVM in Docker! X11 Forwarding! CI/CD for OS X Security Research! Docker mac Containers.

gitea. Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD

go-git. A highly extensible Git implementation in pure Go.

cel-go. Fast, portable, non-Turing complete expression evaluation with gradual typing (Go)

analysis-model. A library to read static analysis reports into a Java object model

k8s-node-termination-handler. A solution to gracefully handle GCE VM terminations in kubernetes clusters

cirrusci-android-templates. Templates for getting started with Cirrus CI for Android.

nadel. A GraphQL execution engine for distributed schemas

grpc-kotlin. Kotlin gRPC implementation. HTTP/2 based RPC

monorepo-base. A Bazel monorepo with an example service using gRPC + Go + Protobuf, deployable to GCP via Kubernetes.

seaweedfs. SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables, designed to handle billions of files with O(1) disk access and effortless horizontal scaling.

cirrus-builder-v2. A Cirrus CI configuration builder/generator built with React!

gh-submit-queue. GitHub App to Introduce Submit Queue

jocko. Kafka implemented in Golang with built-in coordination (No ZK dep, single binary install, Cloud Native)

cirrus-run. Command line tool to execute jobs in Cirrus CI

github-push-action. GitHub actions to push back to repository eg. updated code

playwright. Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

k8s-kotlin-dsl. Kotlin DSL for Kubernetes configs