Updates For FediDeck

This is where occasional updates to the FediDeck app will be posted.

This is the first update on what's on the #FediDeck Multi-Column App For Mastodon and some compatible ActivityPub systems. Follow this account for updates.

As of 1/6/2026

FediDeck.app Feature List

Note: This is a pre-alpha application.

Support development:
https://ko-fi.com/fedideck

Important: You do not need to provide your Mastodon account username/password.
The username/password referenced is for the app only, not your Mastodon account.

Multi-Account Management

  • Connect multiple Mastodon accounts from any instance
  • Switch between accounts easily via a dropdown in the header
  • Post from any connected account — select which account to post from directly in the compose dialog
  • All Accounts timeline — view a combined feed from all your connected accounts in one column

Customizable Column-Based Layout

Available Column Types

  • Home Timeline
  • Notifications
  • Mentions
  • Bookmarks
  • Direct Messages (Conversations)
  • Local Timeline
  • Public Instance Feed (any Mastodon instance, no login required)
  • Explore / Federated Timeline
  • Lists
  • Hashtag feeds
  • Search results

Column Features

  • Drag-and-drop column reordering
  • Column persistence — layouts are saved and restored between sessions
  • Auto-refresh intervals (30 seconds to 10 minutes)
  • Infinite scroll pagination — load older posts as you scroll

Composing Posts

Full-featured compose dialog with:

  • Character counter (500 character limit)
  • Visibility settings:
    • Public
    • Unlisted
    • Private
    • Direct
  • Content warnings / spoiler text support
  • Media attachments:
    • Up to 4 images or videos per post
    • Alt text support
  • Poll creation:
    • 2–4 options
    • Customizable expiration
    • Single or multiple choice
  • Emoji picker
  • Quote posting (on supported Mastodon instances/forks)
  • Reply threading — replies automatically include relevant mentions

Post Interactions

  • Reply to posts
  • Boost / Reblog posts
  • Favorite / Star posts
  • Bookmark posts
  • Vote on polls
  • Edit your own posts
  • Delete your own posts (with confirmation)
  • Copy post text to clipboard
  • View full threads and conversation context

Direct Messaging

  • Dedicated conversations column for private messages
  • Threaded conversation view
  • Send new messages and replies within conversation threads

Profile Features

  • Profile hover cards showing:
    • Avatar and header image
    • Display name and handle
    • Bio
    • Follower, following, and post counts
    • Recent posts preview
    • “Follows you” badge (when applicable)
  • Follow / Unfollow button
  • Add followed accounts to existing lists
  • Clickable @mentions with profile previews
  • Clickable hashtags for quick hashtag column creation

Media & Content

  • Image lightbox with keyboard navigation
  • Alt text display for images
  • Automatic link preview cards
  • Content warning support — spoilered posts are hidden until revealed
  • Video playback support

Security

  • Two-Factor Authentication (2FA / MFA) using TOTP authenticator apps
  • Recovery codes:
    • Generate
    • Download
    • Regenerate
  • Session management:
    • View active sessions
    • Sign out other devices
  • Secure OAuth authentication with Mastodon instances

Public Feeds (No Account Required)

  • View any instance’s public local feed without authentication
  • Browse by simply entering an instance URL

User Experience

  • Dark and light theme support
  • Responsive design for multiple screen sizes
  • Real-time notification updates
  • Consistent loading states and error handling