Books
Slack - Choose a better way to work
https://slack.com/
Slite - Your company knowledge base, on autopilot
https://slite.com/
Snazzy Maps - Free Styles for Google Maps
https://snazzymaps.com/ Snazzy Maps is a repository of different styles for Google Maps aimed towards web designers and deve...
Standard Notes - Think fearlessly with encryption
https://standardnotes.com/ https://github.com/standardnotes/
Superlist - Home to all your TODO lists
https://www.superlist.com/
Supernotes - Free your thoughts
https://supernotes.app/
TagSpaces - privacy aware file manager with tagging and note-taking capabilities
https://www.tagspaces.org/ Organize your files and folders with tags
Tana - an intelligent all-in-one workspace
https://tana.inc/
The Bullet Journal Companion - Write your life
https://bulletjournal.com/ Bullet Journal® (aka Bujo) is a mindfulness practice designed as a productivity system. It meets ...
The InfoRapid KnowledgeBase Builder - Organize your ideas and knowledge in amazing 3D mind maps with our software
http://www.buildyourmap.com/ You can save text documents and web pages with all formattings and links in your knowledge base...
Thunk Notes - The Modern Daily Thinking Tool
https://www.thunknotes.com/ Think faster. Create more. Explore Your Thoughts - Get new ideas & think more clearly. Ge...
TickTick - Stay Organized, Stay Creative
https://ticktick.com/home To Do List & Calendar Join millions of people to capture ideas, organize life, and do something c...
TiddlyWiki - a unique non-linear notebook for capturing, organising and sharing complex information
https://tiddlywiki.com/ https://github.com/Jermolene/TiddlyWiki5
Timestripe - Reach Your Goals Faster
https://timestripe.com/ Get super focused on your goals every day! Boost your productivity with a beautiful calendar, shared...
Transno - Minimalist Outline Notes
https://transno.com/ One Tap To Mind Map Simple and clear structured record
Tressel - Effortlessly send anything to your second brain (notes)
https://tressel.xyz/ Tressel makes it easy to access the content/bookmarks you need to complement your reading, writing or r...
Trilium Notes - hierarchical note taking application with focus on building large personal knowledge bases
https://github.com/zadam/trilium
TWiki - the Open Source Enterprise Wiki and Web Application Platform
https://twiki.org/