Image viewer

PhotoQt

PhotoQt is a simple yet powerful and good looking image viewer, based on Qt/QML, published as open-source and completely free

Cryptocurrency

Blockstream

Non-custodial Bitcoin wallet

MessengerMatrixCross-platform software

Beeper

Beeper is a universal chat app. With Beeper, you can send and receive messages to friends, family and colleagues on 14 different chat networks, all from a single app.

Authentificator

authme

Simple cross-platform two-factor (2FA) authenticator app for desktop.

Notes

CherryTree

A hierarchical note taking application, featuring rich text and syntax highlighting

Collaboration platformCross-platform software

ownCloud

Open-source software for highly secure, borderless collaboration and filesharing on any device

Knowledge BaseCross-platform software

AppFlowy

Open-source alternative to Notion. You are in charge of your data and customizations

Games

Makoureactor

Final Fantasy VII field archive editor

Sega EmulatorConsole Emulator

Flycast

Multi-platform Sega Dreamcast, Naomi, Naomi 2, and Atomiswave emulator derived from reicast

Remote control

RustDesk

An open-source remote desktop, and alternative to TeamViewer

CAD

FreeCAD

FreeCAD is a general purpose Open Source 3D CAD/MCAD/CAx/CAE/PLM modeler

API TestingIDE

Bruno

Open-source IDE for exploring and testing APIs