Based software

Bromite is a Chromium fork with support for ad blocking and enhanced privacy.

Privacy-focused browser with over 500 settings for enhanced security and performance, independent of Firefox, and not affiliated with Mozilla.

An actively developed, keyboard-focused browser with a minimal GUI, inspired by other browsers/addons like dwb and Vimperator/Pentadactyl. It’s based on Python, PyQt5 and QtWebKit and free software, licensed under the GPL.

Anki is a program which makes remembering things easy. Because it is a lot more efficient than traditional study methods, you can either greatly decrease your time spent studying, or greatly increase the amount you learn.

SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and many features, such as variables, syntax highlighting, functions, persistent input history & more.

WinAuth is a portable, open-source Authenticator for Windows that can be used as a 2FA including Bitcoin / crypto-currency websites, any service that requires the Google Authenticator, and games such as World of Warcraft, Diablo III, Guild Wars 2, Rift, ArcheAge.

Strawberry is a music player and music collection organizer. It is a fork of Clementine released in 2018 aimed at music collectors and audiophiles. The name is inspired by the band Strawbs. It's written in C++ using the Qt framework.

Libgen Desktop is a Windows application for browsing a local copy of LibGen catalog. The main (non-fiction), fiction and scientific articles (scimag) LibGen collections are supported.

Open source, free graphical interface for to-do lists done using the todo.txt approach.