Notion Alternatives for Firefox

Trilium Notes is a hierarchical note taking application.

TagSpaces is an offline, open source, document manager with tagging support.

A productivity and task management tool appropriate for both individuals and businesses. With Nimbus Note users can create notes and to-do lists, share them with others, and archive important data.

Create task lists, mind maps, kanban boards, outline notes, and video chat, all in one unified workspace. Taskade is a real-time organization and collaboration tool for getting work done, faster & smarter. Taskade is free, simple, flexible, and fun!.

As a company, Qlearly is focused around increasing your productivity online. We want to make it easier for you to access the information you need, when you need it. From accessing or searching through your bookmarks, managing your tabs, to creating a To Do list.

The fastest way to enable help at work. Build a Slack-first, intelligent and robust company wiki from scratch or integrate tools like Google Drive, Confluence, GitHub and more to create one single source of truth for your team.

Dnote is a lightweight personal knowledge base. The main design goal is to keep you focused by providing a way of swiftly capturing new information without having to switch environment.

Web Clipper that works! The easiest way to clip text, pics, links, email and pdf from internet pages and save them.

MindSky is a place for all your notes and ideas. It allows you to organize thoughts in a way nowhere else does. Highlight and share articles or ideas with others. It's designed to be simple.

Freelo is a Project Management tool that helps teams and freelancers do more with less effort. It is designed to be as simple and intuitive as possible.