Please email Alex at with any questions or errors you may bump into.

You can find me at or the project


While MastoDeck is not open-source yet. There is a GitHub project to keep track of all the work in progress, and a GitHub Issues Repository to submit your ideas, feedback, bugs, etc.

Known bugs and shortcomings

Many :-) Please report them anyway to the email or Mastodon addresses above.

  • Posting does not count characters according to the instance. It is hardcoded at 500.
  • Multiple accounts not working yet.
  • Notifications settings to group alerts by status, to avoid flood.
  • Specific settings for timeline-type colums: no reblogs, only media, only followed, etc.
  • Each status should have a menu for more actions.
  • Can not edit or delete statuses.
  • Can not post pictures or any multimedia files.
  • Can not load previous statuses.
  • Getting to the top a column should mark it as "read"
  • Modal should take whole screen in mobile.
  • Clicking a hashtag should open a temporal column with that hashtag.
  • Clicking a username should open a temporal column with that user name.
  • Many, many more.


  • At last: Drag and Drop Columns #24
  • New Setting: choose the color of the links #58
  • New Setting: set date format to absolute or relative #70
  • New Column: Mentions that only shows mentions, and not other notifications #64
  • Fixed Floating Menu for options #65
  • Activity column is renamed to Notifications #57
  • Dates are updated in real time #71
  • Increased contrast in dark mode for the scroll bar and the "grey" text #69


  • You can edit the content of your own messages. #50
  • You can delete your own messages. #49
  • Improved user columns #17
  • Quick Search. #41
  • Followed tags columns. #22
  • New in Settings: display the account's "Full Name" or @handle #51
  • New in Settings: avatar shape #19
  • Hover on a gif starts playing. #38
  • Images are properly aligned inside a message. #52
  • Quick Search works dynamically without reloading. #55
  • Proper alignment of under message icons. #47
  • Work in progress: Improved user columns #17
  • Work in progress: You can edit the content of your own messages. #50


  • Ctrl+Enter (or Cmd+Enter in Mac) to submit the message form.
  • If you have text written or files selected, you will be asked if you really want to dismiss the submit form.
  • Nicks are preappended when replying to another message.
  • Auto-suggest of nicks is online. Not perfect yet, and will continue working on it.
  • New in Settings: auto-play for gifs. #33
  • New in Settings: choose the font you wish, from a list of compatible common typographies. From Arial to Verdana.


  • Conversations column no longer fetches the last conversation again and again. Conversation threads still wonky.
  • Column data is shown highlighted instead of the type of column, for hashtag, profile and other types of columns.
  • On the side bar, titles of the links are more descriptive.
  • Open a GitHub page.
  • In every message hashtags open a column, mentions open a profile, and Twitter mentions are a click to that Twitter profile.


  • Attaching media files with a status. I should specify some limits depending on the instance.
  • Mobile and desktop versions have their own distinct modal close zones.
  • Posting status form is disabled by default until at least there is something written.


  • Loads images from Mastodon instances with picky CDNs (Thanks
  • Strips the # from hashtags whille editing a column (Thanks Rob Repp and others)
  • Added a Yes/No setting for auto refresh of the columns (Thanks Julie Nye)
  • Avatars and nicks open a new column with information for said user (Thanks Julie Nye)
  • Vertical columns no longer wonky on windows with smaller heights (Thanks Rob Repp)


  • Increased refresh rates for most columns, so faster fetching.
  • New Column available: the public local timeline of any instance.
  • Slightly better looking landing page.
  • Landing page said "sing up" instead of "sign up"! (Thanks


  • Changed _new links for _blank
  • Add "ExtraExtraLarge" font size.
  • Column width can be any number from 150 to 600 px.


  • Adjusted theme works. Switch to light or dark depending on your OS settings.
  • Fixed bug adding a hashtag column.
  • The form of sending new content counts the characters written.


  • I think columns management is working.
  • Improved beta testing.
  • Getting to the top a column should mark it as "read"
  • Users can load extra messages in the column.
  • Column adding works.
  • Improved Direct Messages, but opening a thread still does not work.
  • Horizontal header for non column sections works better on mobile.


  • External permalink icon on each message.
  • Fixed posting behaviour.
  • Fixed modal behaviour again.
  • On a first load, it brings more messages.


  • Better modal behaviour.
  • Escape key closes modals.
Delete your MastoDeck data.

MastoDeck does not hold your Mastodon passwords or personal data. MastoDeck only holds an API key to make some actions on your behalf. We do not use external cookies. We do not track your activity.

By completing this form, the API Key associated with your username + instance () at MastoDeck will be permanently deleted.

Your Mastodon account WILL NOT BE ALTERED in any way. No content will me removed.

This will just delete your username, columns, settings and API Key from the MastoDeck servers.