7-Zip
7-Zip is a lightweight and efficient file archiver created by Igor Pavlov. It supports 7z, ZIP, RAR, TAR, and many other archive formats. ItÂ’s known for its excellent compression ratio and AES-256 encryption.
LibreOffice
LibreOffice, developed by The Document Foundation, offers tools for word processing, spreadsheets, presentations, databases, and graphics. It supports Microsoft Office file formats and provides an active open-source community for updates and extensions.
Bitwarden
Bitwarden is a cross-platform password manager that securely stores and syncs passwords across devices. It uses zero-knowledge encryption and supports password sharing, vault management, and browser extensions. Offers both free and paid premium tiers.