Open Mastodon archive files in your browser

The ZIP every Mastodon server makes when you ask for your archive. Open it right here as your profile and your posts, with their pictures, boosts and favorites. Nothing leaves your device.

Or drop it anywhere on this page

What you'll see

Your archive opens as your profile and your posts in order, each with its photos and videos from the archive, beside your likes, follows and messages.

archive-20261110-sample.zip

Mastodon archive • 312 posts • 3 MB

  • Posts • With their photos, videos, replies and counts
  • Likes, follows and followers • Each a list, Show as a table
  • Direct messages • As chats, each person in a color
  • Search • Every match counted, and a date jumps to its day

About Mastodon archive

Mastodon has offered an archive of each account since 2018, under Preferences, Import and export, Request your archive. The server makes a ZIP named archive- and the day, once a week at most, with everything the account posted.

It's ActivityPub's JSON, the language Mastodon's servers speak to each other: actor.json is the account with its bio and fields, outbox.json holds each post as a Create activity and each boost as an Announce, likes.json and bookmarks.json the addresses of the posts you favorited and saved, and media_attachments the pictures and videos of your posts, beside avatar and header pictures.

Filepeek reads the ZIP into your profile, with its avatar, header and fields, then your posts in order with their pictures and videos, content warnings, polls and replies. Boosts, favorites and bookmarks are lists that open each post's address through a prompt, Search finds any word, and Export saves the posts as PDF, CSV or text.

Mastodon account archive

Format

MIME type
application/zip
Made by
Mastodon
Released
2018

Inside the file

Kept as
A ZIP of ActivityPub JSON
Posts
outbox.json, with media_attachments
Account
actor.json, avatar and header
Lists
Favorites and bookmarks

Opens in every browser

Filepeek opens Mastodon archives in Chrome, Edge, Firefox and Safari. On their own, browsers download the ZIP.

  • YouChromeOpens through Filepeek
  • YouEdgeOpens through Filepeek
  • YouFirefoxOpens through Filepeek
  • YouSafariOpens through Filepeek

Apps that open Mastodon archive

  • WindowsNo app opens it
  • MacNo app opens it
  • iPhone and iPadNo app opens it
  • AndroidNo app opens it

Questions

How do I download my Mastodon archive?

On your server's website, open Preferences, Import and export, then Request your archive. When it's ready, a Download link appears there, and the server sends an email.

Why do favorites show only addresses?

The archive keeps the address of each post you favorited or bookmarked, not the post, which lives on its own server. Filepeek lists them, and each opens on the web after a prompt.

Can I move my posts to another server with it?

Mastodon doesn't take posts back in from an archive. It moves your followers to a new account, and the archive keeps your posts to read.

Is my archive uploaded?

No. The ZIP is read in your browser and stays on your device.

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