Alex Zaitsev

simpleble. SimpleBLE - the all-in-one Bluetooth library for MacOS, iOS, Windows, Linux and Android.

loupe. A privacy-focused iOS app that raises awareness about what native apps can see

open-wearables. Self-hosted platform to unify wearable health data through one AI-ready API.

goschedviz. 📊 Terminal-based Go scheduler visualization tool with real-time metrics, charts and insights

mcp-canada. MCP server for Canadian government data — 266 bilingual tools across 9 federal, 7 provincial & 2 municipal open-data APIs (Bank of Canada, StatCan, weather, recalls, drugs, immigration, BC/Alberta/Saskatchewan/Manitoba/Quebec/Ontario + more)

obscura. The headless browser for AI agents and web scraping

openchoreo. OpenChoreo is a developer platform for Kubernetes

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

tolaria. Desktop app to manage markdown knowledge bases

obsidian-llm-wiki-local. Karpathy’s LLM Wiki, 100% local with Ollama. Drop Markdown notes → AI extracts concepts → your Obsidian wiki auto-links and grows. Zero sharing. Your notes stay yours.

x-research-skill. X/Twitter research skill for Claude Code and OpenClaw. Agentic search, thread following, deep-dives, sourced briefings.

camofox-browser. Stealth headless browser for AI agents — bypass Cloudflare, bot detection, and anti-scraping. Drop-in Puppeteer/Playwright replacement.

andrej-karpathy-skills. A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.

cai. Cybersecurity AI (CAI), the framework for AI Security

AIGoat. AIGoat: A deliberately Vulnerable AI Infrastructure. Learn AI security through solving our challenges.

starlight. 🌟 Build beautiful, accessible, high-performance documentation websites with Astro

llama.cpp. LLM inference in C/C++

vllm. A high-throughput and memory-efficient inference and serving engine for LLMs

notebooklm-skill. Use this skill to enable Claude Code to communicate directly with your Google NotebookLM notebooks. Query your uploaded documents and get source-grounded, citation-backed answers from Gemini. Features browser automation, library management, persistent authentication, and answers exclusively from your own knowledge base.

pretext. Fast, accurate & comprehensive text measurement & layout

awesome-healthcare-mcp-servers. A curated list of healthcare MCP servers for FHIR, clinical decision support, revenue cycle, and HIPAA-compliant AI workflows

StrunzKnowledge. This project aims to create a comprehensive, searchable knowledge base from the online articles and forum posts of Dr. Ulrich Strunz. The final application will be a Dockerized service that uses a Large Language Model (LLM) accessed via the Meta-Cognitive Prompting (MCP) protocol to provide users with intelligent access to this knowledge.

bloodtest-mcp-server. A comprehensive health coaching system that combines blood test analysis with evidence-based nutritional therapy recommendations, powered by Retrieval-Augmented Generation (RAG) technology.

open-health. OpenHealth, AI Health Assistant | Powered by Your Data

get-based. Private, local-first health intelligence for labs, 51 curated SNPs, wearables, light exposure, Biology Scores, optional AI, encrypted sync, sharing, and Agent Access.

python. 🔐 Plug-and-play auth for Python MCP servers.

claude-code-statusline. Enhanced status line for Claude Code - model, git, context window, session cost, and live usage limits in one bash script

textream. Textream is a free macOS teleprompter app for streamers, interviewers, and presenters. It highlights your script in real-time as you speak, displayed in a beautiful Dynamic Island overlay. With extensible features.

AeroSpace. AeroSpace is an i3-like tiling window manager for macOS

HuMIdb. HuMIdb dataset (Human Mobile Interaction database) characterizes the interaction of 600 users according to 14 sensors during normal human-mobile interactions in an unsupervised scenario with more than 300 different devices.

Store. A Kotlin Multiplatform solution for working with data. Whether you’re building alone or with a team of thousands, Store can help

binary-compatibility-validator. Public API management tool

Poko. A Kotlin compiler plugin that generates equals, hashCode, and toString for plain old Kotlin objects in public APIs.

freeresend. TypeScript

codeai_fusion. Code AI Fusion is created with objective of bringing the Generative Power AI and mix with the pure logic that is written with code.

awesome-claude-code-subagents. A collection of 100+ specialized Claude Code subagents covering a wide range of development use cases

invoice2data. Extract structured data from PDF invoices

dutis. MacOS Application Extension Manager

mcp-clickhouse. Connect ClickHouse to your AI assistants.

notion-mcp-server. Official Notion MCP Server

go-sdk. The official Go SDK for Model Context Protocol servers and clients. Maintained in collaboration with Google.

python-sdk. The official Python SDK for Model Context Protocol servers and clients

gonka. Gonka AI Compute

typio-form-recovery-reboot. This is a fork of the ”Typio Form Recovery” Chrome Extension from Bitbucket: https://bitbucket.org/nicklassandell/chrome-form-recovery

stack. Searchable, application-level encryption for building privacy-first apps

AutoAgent. "AutoAgent: Fully-Automated and Zero-Code LLM Agent Framework"

Obfuscate. Guaranteed compile-time string literal obfuscation header-only library for C++14

orbit-mvi. A simple MVI framework for Kotlin Multiplatform and Android

github-sync. ⤵️ A GitHub Action for syncing current repository with remote

hello-sharedprocess. Example of two Android applications with the same sharedUserId

Apktool. A tool for reverse engineering Android apk files

androidify. Sample app for Androidify

Awesome-Android-Reverse-Engineering. A curated list of awesome Android Reverse Engineering training, resources, and tools.

GmsCore. Free implementation of Play Services

rocq-of-rust. Formal verification tool for Rust: check 100% of execution cases of your programs to make safer applications.

qmk_firmware. Open-source keyboard firmware for Atmel AVR and Arm USB families

essentials-of-my-lpd-topics. Sharing my understanding of lightning development topics: beginner friendly

cargo-instruments. A cargo plugin to generate Xcode Instruments trace files

deno. A modern runtime for JavaScript and TypeScript.

rust-lightning. Active development happens on git.rust-bitcoin.org, this repo is a mirror of https://git.rust-bitcoin.org/lightningdevkit/rust-lightning

may. rust stackful coroutine library

blips. Bitcoin Lightning Improvement Proposals

hyper. An HTTP library for Rust

eclair. A scala implementation of the Lightning Network.

scaling-lightning. A Testing Toolkit for the Lightning Network

commitlint. 📓 Lint commit messages

lightning-terminal. Lightning Terminal: Your Home for Lightning Liquidity

polar. One-click Bitcoin Lightning networks for local app development & testing

roBa.

ergo-snm-keyboard. ErgoSNM is a split ergonomic keyboard integrated with trackball, wireless is in beta

keyball. keyball is split keyboard has 100% track ball

mini-trackball. A small, open-source trackball, powered by QMK.

sim-ln. Payment activity generator for the lightning network

schist01-module. 12-15-24 unified-config-template for new shield

deskhop. Fast Desktop Switching Device

stalwart. All-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV).

rustowl. Visualize Ownership and Lifetimes in Rust

ChatGPT. ❄️ ChatGPT Desktop Application (Mac, Windows and Linux)

rust. Empowering everyone to build reliable and efficient software.

jicofo. JItsi COnference FOcus is a server side focus component used in Jitsi Meet conferences.

minreq. Simple, minimal-dependency HTTP client.

bitcoin_uri. Rust-idiomatic, compliant, flexible and performant BIP21 Bitcoin URI crate

rust-payjoin. Supercharged batching to save you fees and preserve your privacy

bdk. A modern, lightweight, descriptor-based wallet library written in Rust!

rust-bitcoin. Rust Bitcoin library

rust-opentimestamps. Rust library for OpenTimestamps

lowlevelprogramming-university. How to be low-level programmer

bitcoin-transaction-decoder. Completed transaction decoder for video course

morphos. Self-hosted file converter server

dblab. The database client every command line junkie deserves.

bitcoinknowledge. A bitcoin knowledge map

lnd. Lightning Network Daemon ⚡️

debugging_bitcoin.

privtracker. Private BitTorrent tracker generator

neutrino. Privacy-Preserving Bitcoin Light Client

btcd. An alternative full node bitcoin implementation written in Go (golang)

programming-bitcoin-rust. Bitcoin library inspired by 'Programming Bitcoin' written in Rust

btcdeb. Bitcoin Script Debugger

btcdeb. Bitcoin Script Debugger

fingerprintjs-android. Free library for identifying and fingerprinting Android devices. MIT license, no restrictions on usage in production.

kotlin-coroutines-recipes. Kotlin

Splitties. A collection of hand-crafted extensions for your Kotlin projects.

apps-android-wikipedia. 📱The official Wikipedia app for Android!

robosats. A simple and private bitcoin exchange

mailpit. An email and SMTP testing tool with API for developers

icons. beautifully crafted animated icons

errorx. A comprehensive error handling library for Go

v2. Minimalist and opinionated feed reader

alphafold3. AlphaFold 3 inference pipeline.

caddy. Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

traefik. The Cloud Native Application Proxy

brk. Open-source on-chain analytics for Bitcoin.

webi-installers. Primary and community-submitted packages for webinstall.dev

golang-companies-organizer. Golang companies organizer

awesome-wasm. 😎 Curated list of awesome things regarding the WebAssembly (wasm) ecosystem.

porffor. An ahead-of-time JavaScript compiler

pocketbase. Open Source realtime backend in 1 file

GoBooks. List of Golang books

react-native-paper. Material Design for React Native (Android & iOS)

awesome-go. A curated list of awesome Go frameworks, libraries and software

qa-assets. Bitcoin Core related blobs used for quality assurance

dips. Damus implementation possibilities

Clipy. Clipboard extension app for macOS.

inspektify. KMP library for Android, iOS and Desktop targets for observing real-time network traffic of the app

faircode. Fair code

learninggo. Learning Go Book in mmark

awesome-nostr. nostr.net - awesome-nostr is a collection of projects and resources built on nostr to help developers and users find new things

nostter. Nostr client for web.

nos2x. nostr signer extension

ergo. An actor-based Framework with network transparency for creating event-driven architecture in Golang. Inspired by Erlang. Zero dependencies.

stacker.news. moderating forums with money

SmoothMotion. Smooth Motion is a Kotlin library for simplifying animations and transitions in Jetpack Compose. It provides pre-built animations for common UI interactions and utility functions for implementing complex animations.

go-cache. An in-memory key:value store/cache (similar to Memcached) library for Go, suitable for single-machine applications.

add-to-calendar-button. Reliably create beautiful Add to Calendar Buttons, where people can add events to their calendars. Without the hustle and unsupported cases.

add-event-to-calendar-docs. 📅 Docs how to generate links to add events to online calendar services

temple. A library and a command line tool for sanely managing go templates, with the ability to share them between client and server.

gin. Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.

project-layout. Standard Go Project Layout

htmx. </> htmx - high power tools for HTML

compose-game. A simple 2D game engine built purely in Jetpack Compose.

miniscript. A Bitcoin Miniscript compiler and an symbolic Satisfier decoupled from the tx signer.

go. The Go programming language

taproot-assets. A layer 1 daemon, for the Taproot Assets Protocol specification, written in Go (golang)

ivy-wallet. Ivy Wallet is an open-source money manager app for Android, no longer maintained. You can fork the code or download the final version from Google Play.

raspi4_bitcoin_node_tutorial. Raspberry Pi 4 Bitcoin Full Node tutorial

EttaWallet. Simple open-source non-custodial bitcoin/lightning wallet with a strong bias towards usability, accessibility and good UX

nips. Nostr Implementation Possibilities

ZapPlanner. ZapPlanner - Scheduled recurring lightning payments powered by Nostr Wallet Connect (NWC), enabling lightning subscriptions, bitcoin recurring payments.

ThunderTip. ThunderTip is a Telegram bot that facilitates fast and secure Lightning transactions within Telegram chats. It integrates with Lightning wallets through Nostr Wallet Connect, enabling users to send tips or payments to other users without leaving the Telegram app.

arkd. Low-level backend server for Arkade, an open execution engine for Bitcoin.

phoenix-server-wallet. An open-source wallet built on top of phoenixd.

NFCReader-KMP. Cross-platform NFC Tag reader built with Kotlin Multiplatform for Android and iOS.

fig. Use Google sheet as remote config

mockito-kotlin. Using Mockito with Kotlin

skip-ui. SwiftUI for Android

cove. Cove - The simple bitcoin wallet

secp256k1-kmp. Kotlin Multi Platform bindings for Bitcoin secp256k1 library.

bitcoin-kmp. Kotlin Multiplatform Bitcoin Library

compose-swiftui-codelab. Kotlin

Obtainium. Get Android app updates straight from the source.

breezy-weather. A feature-rich weather app with good visualizations and more than 50 sources.

ladybird. Truly independent web browser

dailywallet-flutter. A daily bitcoin wallet in Flutter

dailywallet. The Daily Wallet reference design for iOS from the Bitcoin Design Guide.

awesome-lightning-network. ⚡ A curated list of awesome Lightning Network projects for developers and crypto enthusiasts

apollo. Muun Android wallet

BlueWallet. Bitcoin wallet for iOS & Android. Built with React Native

wallet-android. Mycelium Bitcoin Wallet for Android

fdroidclient. Android client application.

fdroidserver. F-Droid server and build tools.

python-slip39. Generate Ethereum, Bitcoin, etc. account seed and backup Mnemonics in SLIP-39 format (Trezor & Ledger compatible), with details in printable PDF format. Optionally, also print encrypted JSON and BIP-38 paper wallets.

Farhan. An Android app to help you with phone addiction.

breez-sdk-greenlight. Rust

ParallaxView. Parallax effect made with Jetpack Compose and Sensor Manager

nostr-wallet-connect-next. Nostr Wallet Connect (NIP-47) application to allow apps to connect to your node

identity-samples. Multiple samples showing the best practices in identity on Android.

StableSwarmUI. StableSwarmUI, A Modular Stable Diffusion Web-User-Interface, with an emphasis on making powertools easily accessible, high performance, and extensibility.

nostr-wallet-connect. Nostr Wallet Connect (NIP-47) application to allow apps to connect to your node

nostroid. A fast cross platform nostr client that even works offline

nostr.info. What is going on in the world of nostr. Stats, Charts, Live Monitors, Resources, ...

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

hidden-secrets-gradle-plugin. 🔒 Deeply hide secrets on Android

themis. Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

bytemask. Android Gradle Plugin that masks secret strings for the app in the source code making it difficult to extract from reverse engineering.

gh-dash. A rich terminal UI for GitHub that doesn't break your flow.

Self-Hosting-Guide. Self-Hosting Guide. Learn all about locally hosting (on premises & private web servers) and managing software applications by yourself or your organization. Including Cloud, LLMs, WireGuard, Automation, Home Assistant, and Networking.

kotlinx-rpc. Add asynchronous RPC services to your multiplatform applications.

lightning-kmp. An implementation of the Lightning Network in Kotlin.

phoenixd. Kotlin

kotlin-multiplatform-samples. Samples showcasing the Kotlin Multiplatform Jetpack libraries

kmp-test. Understanding and Configuring your Kotlin Multiplatform Mobile Test Suite

KDeviceInfo. Kotlin/Compose Multiplatform Library for accessing DeviceInfo

Fulcrum. A fast & nimble SPV Server for BCH, BTC, and LTC

KMMBridge. KMMBridge is a tool that helps publish Kotlin Multiplatform (KMP) Xcode binaries for use from Swift Package Manager (SPM) and CocoaPods.

KaMPKit. KaMP Kit by Touchlab. A collection of code & tools designed to get your mobile team started quickly w/Kotlin Multiplatform

multiplatform-swiftpackage. Gradle plugin that generates a Swift Package Manager manifest and an XCFramework to distribute a Kotlin Multiplatform library for Apple platforms.

KMMBridgeSKIETemplate. This template is for an old KMMBridge version. See https://touchlab.co/kmmbridge/spmquickstart

KMMLib. 📦 Showcase to publish a kotlin multiplatform mobile Library to github packages

coinswap. Functioning, minimal-viable binaries and libraries to perform a trustless, p2p Maxwell-Belcher Coinswap Protocol

multiplatform-library-template. Kotlin