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Before the fork

Inherited

Catodon builds on Sharkey, itself derived from Misskey.
These features were already there when Catodon started, and it keeps them.

52 features

Posts and timelines

Visibility levels

Choose per post who can see it: everyone, followers only, specific people, or only your own server.

The visibility menu of the post form: Public, Unlisted, Followers only, Direct, and the switch to keep a post on this server only.

Content warnings

Hide the text of a post behind a short warning that readers click to open.

Carol's post hidden behind its content warning, Spoilers for this month's book club novel, with a button to show the text.

Emoji reactions

Improved by Catodon

React to any post with an emoji instead of a plain like, and see who reacted with what.

Reactions under Bob's post: two hearts, a party popper and the server's own film roll emoji, each with its count, and the post's reaction tab listing who reacted.

Custom emoji

Use your server's own emoji pictures in posts, names and reactions, and pick them from a palette.

The emoji picker opened from the post form: recently used emoji, then the server's own custom emoji, a film roll and a lake wave in the Demo category, before the standard ones.

MFM text formatting

Style posts with bold, code, colors, motion and other effects written in a simple markup.

Bob's post written in MFM: a large bold title, words in two colors, inline code and an animated camera emoji, above its reactions.

Polls

Ask a question with several choices, optionally multiple-choice and ending at a set time.

Alice's poll, Next photo walk: where should we go?, showing the share of votes for each of its three choices, the number of votes and the time left.

Quote posts

Improved by Catodon

Repost a post with your own comment, and choose who may quote yours.

Carol's post quoting Bob's reply; under the quoted reply are its own reply, repost, like and menu buttons, and a Show thread button above it.

Edit and schedule posts

Improved by Catodon

Fix a post after sending it, or write it now and have it published later, reposts included.

The more menu of the post form, offering Schedule post for later beside the poll, event and mention entries.

Blogs and pages

Rich page and blog editor

Improved by Catodon

Write with a visual editor with tables, colors, images and GIFs, or switch to raw HTML; Pages stay unfederated.

The blog post editor: title, summary, a header picture and a visual editor with its formatting toolbar.

Messages

Mentions and replies

Address a person by @name in a post or reply to continue a conversation, with threads shown in context.

Replies under Bob's post about a hike: Bob's own replies carry a small OP mark beside his name.

Notifications

Notification center

Improved by Catodon

See follows, mentions, replies, reactions and reposts in one list, with grouped reposts and unread markers in the browser tab.

The notifications page: event invitations with answer buttons, reactions grouped with the avatars of who reacted, and replies, under a banner for filtered notifications.

Watching a thread

Improved by Catodon

Follow a post to be told about new replies, even if you are not mentioned.

The menu of Bob's post offering Watch post and Watch thread, to be told of new replies.

Push notifications

Improved by Catodon

Get alerts on your phone or desktop even when the site is closed, and manage the devices that receive them.

Searching posts

Improved by Catodon

Find posts by words, with filters and query syntax, and open a post or profile from a pasted link.

The search page with lake typed in the field, its filters, and the matching posts below.

Searching people, tags and forums

Improved by Catodon

Search for accounts, hashtags and forum communities from one search page.

The Users tab of the search page with bob typed in, listing the matching accounts, next to the Posts, Hashtags and Forums tabs.

Explore

Improved by Catodon

Discover trending posts, links, hashtags, media, forums and people.

The Explore page, with its tabs for trending posts, links, hashtags, media, forums and people.

Languages

Interface in 40+ languages

Use the interface in your own language, chosen per device.

Part of the interface language menu, each language named in itself: Català, Čeština, Dansk, Deutsch, Ελληνικά, English, Esperanto, Español, فارسی, Suomi and Français.

Translate posts

Improved by Catodon

Translate a post, a profile bio, its picture descriptions and any quoted post with one click.

Media and emoji

File storage

Upload pictures, video and audio to your own storage with folders, and reuse files across posts.

The Storage page: the pictures in Alice's storage as a grid of thumbnails, her profile picture and cover photo marked as such, with a search field.

Accounts and profiles

Profile and verified links

Improved by Catodon

Fill your profile with bio, banner and link fields that show a check mark when they point back to you.

Bob's profile: banner, avatar and bio, then his fields, his website with a check because it links back to him, his coffee, partner in crime, cameras and current book, and his counts of posts and followers.

Moving to another account

Move your followers to a new account on another server and keep an alias on the old one.

The Account Migration section of the account settings: move this account's followers to a new account on another server, after listing this one as its alias there.

Lists

Group accounts into lists to read, or share them with others.

The Lists page: Carol's lists of accounts, Book club, Hiking crew and Photographers, each with how many members it has.

Custom feeds

Improved by Catodon

Build a feed from keywords, hashtags and accounts (called antennas in Misskey), with language filters.

The custom feed editor filled in for a feed named Film photography: all posts as the source, every language, and the hashtags film and analog to listen to, above the hashtags to exclude.

Bookmarks

Improved by Catodon

Save posts to read later and sort them into categories.

The Bookmarks page with a row of categories, All, Film, Hiking, Read later and Recipes, each with its number of posts, Hiking selected and its posts below.

Privacy and blocking

Private accounts and follow requests

Approve each follower before they can see your followers-only posts.

Dave's follow requests: Carol asks to follow his private account, with Accept and Reject buttons.

Muting and blocking

Improved by Catodon

Hide or block accounts, mute their reposts, and (new) mute only their replies.

Part of Bob's profile menu: Hide from Following, Mute, Mute Reposts, then the new Mute Replies, Block and Remove follower.

Word mutes

Minimize or completely hide posts containing words or phrases you choose.

The Word filters section of Mutes and Blocks: what a filter is, a set of words with where it applies and what to do with a post that contains one, and a New filter button.

Muting and blocking servers

Improved by Catodon

Hide or block a whole server for your own account.

The Mutes and Blocks settings, with the tabs for muted and blocked accounts, word filters and servers.

Two-factor and passkeys

Improved by Catodon

Protect sign-in with an authenticator app, security key or passkey; a server role can make it mandatory.

The Security settings: two-factor authentication with an authenticator app or security keys, and passkeys.

Moderation

Reports

Improved by Catodon

Report an account or post to moderators, giving a reason, the broken rules and the posts concerned.

The Report window for a reply by Dave: Breaks the server rules chosen among four reasons, the server's rules listed with their explanations and Be kind and respectful ticked, and the reported post picked under Posts concerned.

Suspend and silence

Improved by Catodon

Freeze or limit an account, and tell the people it followed when it is suspended.

A local account in the Control Panel: switches to silence, suspend or freeze it, block its quotes or mark its media sensitive, a forced content warning, and Warn, reset password and delete buttons.

Moderation log

Keep a record of every moderator action.

The moderation log of the Control Panel: each moderator action with who did it, to whom and when.

Roles and permissions

Improved by Catodon

Give moderators and members different powers and limits, including requiring two-factor sign-in.

The Roles page of the Control Panel: the base role and the roles of the server, each with its color and members.

Federation policies

Block, silence or limit other servers one by one.

The Moderated servers section of the federation policy: spam.example blocked and noisy.example silenced, each with a public comment and an obfuscate switch, who may see the list and the comments, and the CSV export and import.

Server administration

Control panel dashboard

Improved by Catodon

See users, federation, queue and activity at a glance, with a dot for anything needing attention.

The Control Panel dashboard: what needs attention, what is left to set up, and the numbers of users, posts, servers and people online, above a chart of active users.

Registration and invites

Improved by Catodon

Open, close or invite-only sign-ups, with approvals, a minimum age and bot protection such as ALTCHA.

The Registration page of the Control Panel: open, invite-only or closed sign-ups, approval, minimum age and bot protection.

Announcements

Post notices to all users, optionally by email.

The announcements page of the Control Panel, to post a notice to every user, as a banner or a dialog, optionally by email.

Import and export

Import and export lists

Improved by Catodon

Move your follows, mutes, blocks, lists, bookmarks and blocked servers in and out as files, with a report at the end.

The import and export sections of the Data settings, one per kind: all posts, bookmarked posts, bookmark categories, followed users, lists, muted and blocked users, and blocked domains.

Import your posts

Improved by Catodon

Bring your old posts and pictures from a Mastodon or Misskey archive.

The All posts section of the data settings: export your posts, or import them from a Mastodon, Misskey, Pleroma or Akkoma archive.

Export your data

Download a full archive of your account whenever you want.

The Request Data section of the data settings: ask the server for a full archive of the account, which is emailed when ready, once every 3 days.

Emoji pack import

Admins load a ZIP of custom emoji in one go.

The custom emoji manager of the Control Panel, with the server's emoji and the buttons to add them or import a ZIP pack.

Interface and accessibility

Themes

Improved by Catodon

Pick one of many built-in color themes or make your own, down to sizes and corner radii.

The built-in themes of Appearance, with Rosé Pine v3, the default, beside the new Rosé Pine OLED, Bluesky Dim and Discord Dark, each as a small preview of its colors.

Widgets

Add a calendar, clock, trends, RSS, notes and more to the side panel.

The widget column beside the timeline: a calendar showing how far through the day, month and year we are, the latest notifications, and trending hashtags.

Installable phone app

Improved by Catodon

Install it as an app with a bottom bar you can arrange.

Catodon on a phone: the Home timeline with its tabs at the top and the bottom bar with the menu, timeline, notifications, messages and widgets buttons.

Multi-column deck

Improved by Catodon

Arrange timelines, notifications and forums side by side in columns.

Keyboard navigation

Improved by Catodon

Move through menus, tabs and posts with the keyboard.

Custom CSS

Improved by Catodon

Restyle the interface with your own CSS, and admins can set a server-wide stylesheet.

The Custom CSS settings page, with a few lines of CSS typed in its editor that restyle the interface on this device. Not saved.

Apps and API

Misskey API

Build bots and clients on a full REST and streaming API with an in-app console.

The API console: the users/show endpoint called with a username, and the JSON the server answered.

Mastodon API

Improved by Catodon

Use Mastodon and Pixelfed apps with your account, through a native Mastodon API.

ActivityPub federation

Improved by Catodon

Follow and talk with Mastodon, Lemmy, PeerTube and other servers across the Fediverse.

Webhooks

Improved by Catodon

Send events to your own services, with signed deliveries and a delivery log.

The Recent deliveries list of an account webhook: each attempt with its event, the status the receiver answered, 204 or 410, when and how long it took, and a Send again button on each.

Sign in apps

Improved by Catodon

Authorize third-party apps with OAuth, MiAuth or apps identified by a web address.