C4Sharp (C4S) is a .net library for building C4 Model diagrams.

WiiM (LinkPlay) Audio Integration for Home Assistant with multiroom support

Super simple group chat, without a subscription

Matchlock secures AI agent workloads with a Linux-based sandbox.

A visual drag-and-drop editor for ESPHome displays (E-Ink, OLED, LCD, Touch), running as a Home Assistant integration or a standalone web app.

Sidetone and Battery status for Logitech G930, G533, G633, G933 SteelSeries Arctis 7/PRO 2019 and Corsair VOID (Pro) in Linux and MacOSX

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

BMW CarData MQTT client and bridge – Connects the BMW ConnectedDrive data stream to a local Mosquitto MQTT broker.

Overarch provides a data model for the holistic description of a software system, opening multiple use cases on the model data. Supports C4 and UML diagram generation with PlantUML.

Build your personal knowledge base with TriliumNext Notes

Kanban project management software

PLANKA is the Kanban-style project mastering tool for everyone

OpenOverlayRouter is an implementation to create programmable overlay networks.

Architecture as Code (AaC) framework that lets you describe Architecture Model once and then generates many diagrams. Inspired by C4 Model

Static site generator for architecture models created with Structurizr DSL

A fast and reliable .NET Rules Engine with extensive Dynamic expression support

The Workflow Engine for .NET

A C# framework to build, visualize and execute event-driven workflow

A WebKitGtk WebView for running Blazor Hybrid applications on Linux.

🔍 A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM.

self-hosted tag-based time tracking

A rehype plugin to render mermaid diagrams

Markup for generating rich type information in your documentations ahead of time.

Unofficial API for YouTube Music

Control Onkyo A/V receivers over the network; usuable as a script, or as a Python library.

Multi-Dimensional charting built to work natively with crossfilter rendered with d3.js

Fast n-dimensional filtering and grouping of records.

The rich text editor for arbitrary HTML.

modern full-featured open source secure mail server for low-maintenance self-hosted email

Connect external monitors to your system via Wifi-Display specification also known as Miracast