When comparing TagSpaces vs Roam Research, the Slant community recommends Roam Research for most people. In the question“What is the best cross-platform note taking app?” Roam Research is ranked 26th while TagSpaces is ranked 48th.
Ranked in these QuestionsQuestion Ranking
Pro Open source
TagSpaces is free and open source making it easily extendable with the help of extensions.
Pro Your can choose your cloud file storage
Using only files and no databases let's you make the decision with which cloud file sync service to use, making sure your notes are made available on other devices and platforms. It works great with Owncloud, Nextcloud, Dropbox or Google Drive.
Pro No web service or database lock in
The backend is simply the directory and file structure on your harddrive.
Pro No cloud
TagSpaces is running completely offline, sending no data to any cloud based service, unlike many Evernote alternatives.
Pro In place page creation / linking with brackets or hashtags
Pro Helpful slash (/) commands while editing for autocomplete, TODOs and more
Pro Rename a page and all everything that references it renames as well
No broken links!
Pro Supports markdown
Pro Explicit linked references included on every page at the bottom
Pro Each bullet point can be either linked to, or included in full in any page (including the page it originated on. Yay transclusion!)
Pro Easy page merging.
Pro Each bullet point on a page is zoomable as it's own 'wiki page'
Pro Shift click on a link pulls up the link in a side panel without navigating you away
Pro Graph overview allows you to easily see how nodes relate
Pro Supports in place datalog queries
Pro In place editing
Pro Bi-directional links
Pro Supports hiccup syntax for HTML snippets
Pro A default place for "Daily Notes" means not having to worry where a new note *should* go.
Con It renames your files in order to tag them
The positive side of this drawback is that this way the tags are easily transferred to other platforms by simply syncing them.
Con Setup could be more user-friendly
Con No established pricing model, this could get expensive later
Rumored to be upwards of $30/month
Con No mobile app
You can port Roam to Hermit, but there is no offline capacity.
Con No offline mode
The information can be accessed on the browser offline, but you cannot edit it.