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Search Results for: free programming tutorials

UML

crystal-facet-uml – create diagrams

April 28, 2026 Steve Emms GUI, Programming

crystal-facet-uml is a desktop UML and SysML modeling application designed to document system and software architecture.

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WebRTC

Selkies – Linux-native remote desktop and application streaming platform

April 28, 2026 Steve Emms Internet, Multimedia

Selkies is a Linux-native remote desktop and application streaming platform that uses WebRTC

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YouTube

Pulsar – yt-dlp GUI

April 28, 2026 Steve Emms Graphics, Multimedia

Pulsar is a desktop media utility for Linux, macOS, and Windows that wraps yt-dlp and ffmpeg in a polished graphical interface.

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Selection of utilities

hist-rs – high-throughput CLI to count unique lines

April 28, 2026 Steve Emms CLI, Utilities

hist-rs is a Rust command-line utility built for high-throughput line-oriented text processing.

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CME Tracker – tracks Continuing Medical Education credits

April 28, 2026 Steve Emms GUI, Scientific

CMETracker is a desktop application that helps a physician keep a local record of Continuing Medical Education (CME) credits.

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WebRTC

SRS – real-time media server

April 28, 2026 Steve Emms Internet, Multimedia

SRS (Simple Realtime Server) is a real-time media server built to receive, convert, and distribute audio and video streams.

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pygount – count source lines of code

April 28, 2026 Steve Emms CLI, Programming

pygount is a command line tool for counting source lines of code in software projects.

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Xastir – X11 graphical APRS client

April 27, 2026 Steve Emms GUI, Other

Xastir is an X11 graphical APRS client developed for amateur radio operators.

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Selection of utilities

cuniq – count unique lines in text input

April 27, 2026 Steve Emms CLI, Utilities

cuniq is a command-line utility written in Rust for counting unique lines in text input.

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WebRTC

MiroTalk P2P – self-hosted WebRTC video conferencing application

April 27, 2026 Steve Emms Internet, Multimedia

MiroTalk P2P is a self-hosted WebRTC video conferencing application that runs entirely in the browser.

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Graphics card image

nv-monitor – lightweight terminal-based monitoring application

April 27, 2026 Steve Emms System Software, TUI, Utilities

nv-monitor is a lightweight terminal-based monitoring application for Linux systems with NVIDIA GPUs.

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Photo Metadata

Metamorphosis – inspect and change embedded metadata

April 27, 2026 Steve Emms Graphics, GUI

Metamorphosis is a desktop utility for inspecting and changing embedded metadata across media and document files.

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Log Analyzers

VictoriaLogs – high-performance log database

April 27, 2026 Steve Emms System Software, Web Apps

VictoriaLogs is a high-performance log database designed to ingest, store, and query log data efficiently

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Encryption

fscrypt – Go tool for managing Linux filesystem encryption

April 27, 2026 Steve Emms CLI, Security

fscrypt is a high-level command-line utility for managing Linux native filesystem encryption on supported filesystems.

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Monitor System

TWSLA – TWSNMP’s Simple Log Analyzer

April 27, 2026 Steve Emms CLI, System Software

TWSLA is built for administrators and operators who want to work directly with large log sets without deploying a heavier log management stack.

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OHB – replacement backend for HamClock

April 27, 2026 Steve Emms Other, Web Apps

Open HamClock Backend (OHB) provides a replacement backend for HamClock, allowing users and groups to run the server-side services.

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OpenHamClock – real-time amateur radio dashboard

April 27, 2026 Steve Emms Other, Web Apps

OpenHamClock is a real-time amateur radio dashboard designed for modern operators

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WebRTC

MiroTalk SFU – self-hosted WebRTC videoconferencing platform

April 27, 2026 Steve Emms Internet, Multimedia, Web Apps

MiroTalk SFU is a self-hosted WebRTC videoconferencing platform built on a Selective Forwarding Unit architecture powered by Mediasoup.

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Pat – modern Winlink client for amateur radio operators

April 26, 2026 Steve Emms Other, Web Apps

Pat is a modern Winlink client for amateur radio operators. Written in Go and developed primarily for Linux.

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Log Analyzers

OpenObserve – cloud-native observability platform

April 26, 2026 Steve Emms System Software, Web Apps

OpenObserve is a cloud-native observability platform that helps teams collect, store, and analyze operational telemetry from one system.

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