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Productivity

Document suites, cloud storage, knowledge bases, and task management.

Open SourceFREE

4.7

Free and powerful open-source office suite used by millions around the world.

Alternative to:

Microsoft 365Microsoft WordMicrosoft Excel

WindowsmacOSLinux

Open SourceFREE

4.8

Self-hosted productivity platform that keeps you in full control of your files and communication.

Alternative to:

Google DriveDropboxMicrosoft OneDrive

WebWindowsmacOSLinuxAndroidiOS

Open SourceFREE

4.8

Open-source Notion alternative built with Flutter and Rust for maximum privacy.

Alternative to:

NotionEvernote

WindowsmacOSLinuxAndroidiOS

FREE

4.9

Sharpen your thinking with an extensible knowledge base working on plain text Markdown files.

Alternative to:

NotionRoam Research

WindowsmacOSLinuxAndroidiOS

Joplin

Open SourceFREE

4.7

Open source note taking and to-do application with end-to-end encryption.

Alternative to:

EvernoteOneNote

WindowsmacOSLinuxAndroidiOS

CryptPad

Open SourceFREE

4.6

Private-by-design collaboration suite with end-to-end encryption for docs, sheets, and slides.

Alternative to:

Google DocsGoogle Sheets

Web

Open SourceFREE

4.5

Open source, multilingual project management tool alternative to Trello, Notion, and Asana.

Alternative to:

TrelloAsana

WindowsmacOSLinuxWeb

Open SourceFREE

4.6

The open-source, self-hostable to-do app to organize all your tasks and projects.

Alternative to:

TodoistAny.do

WebLinuxAndroidiOS