D

diagnostics

DashHub is an open source, AGPL-3.0+ universal automotive dashboard platform designed to retrofit any vehicle—regardless of make or year—into a modular, connected, and upgradeable system. It combines a Linux-based core, web-based UI, CAN/OBD-II hardware abstraction, and a plugin architecture to support features like navigation, diagnostics, media, AI assistants, and IoT integration. Built around a hardware bridge device and real-time event bus, DashHub enables community-driven development of vehicle profiles, modules, and interfaces, making any car adaptable to modern and future automotive technologies. https://roxanneardary.com/dashhub/

Real-time system monitor that explains WHY your PC is slow, not just that it's slow. Built over 800 hours on a 94°C laptop. Open source, MIT licensed. HCK_Labs - Marcin Firmuga

SmartSmile – Together for fair dental care An open-source, AI-powered platform that empowers patients in the U.S. to anonymously compare dental pricing, verify advertised specials, detect upsells, and find affordable, trustworthy care. Includes encrypted receipt and ad uploads, dentist/office profiles, diagnostic AI, and a Patient Shopping Navigator. https://roxanneardary.com/smartsmile/

Diagnostic toolkit for GitLab self-managed deployments in regulated environments

Dummy Diagnostic HTTP Server

Collection of process utilities and diagnostic message helpers.

Argument verification helper and polyfill for code analysis and compiler feature attributes for older .NET targets.

A plugin-extendable framework for system check applications, which can be used to diagnose (and eventually automatically fix) system settings.