Open Source #cross-platform Projects

Cross-platform open-source video editor built on the MLT framework with a wide format support and no import required.

OpenShot is a free, open-source video editor for Linux, macOS, and Windows with unlimited tracks, keyframe animation, and 3D titles.

A fast, privacy-first local markdown note-taking app built with Tauri and SvelteKit. Your notes stay as plain .md files on your device.

Cross-platform lossless music player with rich library management, synced lyrics, and gapless playback for Windows, macOS, and Linux.

A self-hosted, cross-platform podcast management system with a modern Rust and Python stack.

Turn raw screenshots into polished, shareable visuals. Free, open-source, and completely offline with Tauri.

Turn your Android phone into a 4K webcam via USB or WiFi with an open-source desktop client and mobile app.

Open-source drag-and-drop email editor with JSON templates, MJML rendering, and framework-agnostic embedding.

Cross-platform PDF viewer focused on textbooks and research papers with smart navigation, marks, bookmarks, and bibliography jumping.

Open source base-building and factory-automation puzzle game inspired by Factorio — extract, cut, rotate, and combine shapes on an infinite map.

An open-source desktop video editor that mirrors the CapCut workflow without watermarks, paywalls, or account requirements.

Privacy-first, peer-to-peer password manager with end-to-end encryption and no central servers.

Desktop photo manager and image editor for Linux, Windows, and macOS with RAW development, batch processing, and Immich/Nextcloud integration.

KeePassXC is a cross-platform, community-driven port of KeePass Password Safe. Store credentials locally in an encrypted database, with no cloud required and full data control.

Vaultwarden is an unofficial, Bitwarden-compatible server written in Rust. Self-host your password vault with low resource use and full compatibility with all Bitwarden clients.

Free and open source multi-track video editor built on MLT Framework and KDE technologies.

Offline-first, self-hostable note-taking app with rich text, tags, attachments, and cross-device sync via Docker.

Open-source ESP32-powered stream deck with a cross-platform Electron companion app for launching apps, hotkeys, and multi-step actions.

Cross-platform desktop app that removes EXIF and hidden metadata from 90+ file formats before sharing.

Free open-source non-linear video editor with hardware-accelerated compositing and cross-platform support.

Bonjourr is a minimalist and lightweight startpage inspired by iOS for Chrome, Firefox, Edge, and Safari. Customize backgrounds, links, and widgets to launch your day beautifully.

Open source game engine that reimplements early Westwood classics including Command & Conquer: Red Alert, Tiberian Dawn, and Dune 2000.

Self-hosted, cross-platform reading server for manga, comics, and ebooks with responsive web readers and an OPDS feed.

Scratch is a minimalist, offline-first markdown note-taking app for macOS, Windows, and Linux. Plain text files, keyboard-driven, with no cloud lock-in or account required.

Free cross-platform password manager compatible with KeePass, available as a desktop and web app.