Office & Productivity

Free and open-source office suite with advanced word processing, spreadsheets, presentations, vector graphics, math formula editor, and database tools.

Obsidian is a note-taking app that lets you create a personal knowledge graph with ease. It is designed for non-linear thinking and allows you to easily link your notes together wiki-style.

Cross-platform email client providing POP/IMAP support, robust filtering, multiple accounts, and chat. Extendable via add-ons with RSS/Atom, etc.

On-premises file sync, universal access, integrated collaboration, real-time communication with privacy and data control focus.

A versatile open-source word processor with robust formatting, style options, and cross-platform availability, ideal for both memos and complex book publishing.

The Vivaldi browser protects you from trackers, blocks unwanted ads, and puts you in control with unique built-in features.

Open-source suite for editing documents, spreadsheets, and presentations with co-editing modes, plugin support, and integration across over 30 platforms.

Local-first, privacy-focused notebook supporting Markdown and Org mode, offline use, encrypted backup, extensible with plugins, and more.