JSONLZ4 file extension. How to open and convert files with JSONLZ4 file suffix

Files with jsonlz4 extension are in most cases compressed bookmark backup files from Mozilla Firefox internet browser.

Detailed description

Software that open jsonlz4 file

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JSONLZ4 file extension - Mozilla Firefox compressed bookmark backup

What is jsonlz4 file? How to open jsonlz4 files?

File type specification:

Backup file type

File extension jsonlz4 is mainly associated with Firefox, a web browser for Microsoft Windows, Mac and Linux operating systems.

The .jsonlz4 file stores backup of bookmarks in JSON file (JavaScript object notation) format and uses data compression.

Firefox automatically creates 5 backup files, and these backups are stored in the bookmarkbackups folder inside the user profile folder.

On Microsoft Windows the usual location for the profile folder is:

C:\Users\"Windows login/user name"\AppData\Roaming\Mozilla\Firefox\Profiles\xxxxxxxx.default\

xxxxxxxx is a string of random characters, the second half of that part of the folder name is normally .default but may be something else.

Updated: January 2, 2025

The default software associated to open jsonlz4 file:

Firefox

Company or developer:
Mozilla Corporation

Firefox is very popular free open source web browser with many features.
Firefox supports tabbed browsing, private browsing, spell checking, incremental find, bookmarking etc. Other features can be added via extensions and add-ons, such as NoScript, Tab Mix Plus. FoxyTunes, Web Developer.

Firefox for Mac

Company or developer:
Mozilla Corporation

Firefox for Mac is popular free web browser developed by Mozilla Corporation. Firefox uses Gecko layout engine to display internet web pages. Gecko supports many current web standards. Firefox features include tabbed browsing, spell checking, live bookmarking, private browsing etc.. New features can be added through extensions.

Firefox for Linux

Company or developer:
Mozilla Corporation

Firefox for Linux is popular free Internet browser developed by Mozilla Corporation. Firefox uses Gecko layout engine to view web pages. Gecko supports many web standards, Firefox supports many features, such as tabbed browsing, spell checking, private browsing etc.. Another features can be added by extensions. In many Linux distributions, Firefox is pre-installed as a default web browser.

Help how to open:

You can use export/import (HTML) or backup/restore (JSON) in the Bookmarks Manager to create a backup or restore the bookmarks.

How to convert:

You can convert and recovert .jsonlz4 files back to HTML format.

Find conversions from jsonlz4 file:

jsonlz4 to html

jsonlz4 to json

List of software applications associated to the .jsonlz4 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open jsonlz4 file, edit jsonlz4 file, convert jsonlz4 file, view jsonlz4 file, play jsonlz4 file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting jsonlz4 files.

Programs that can create jsonlz4 file - Mozilla Firefox compressed bookmark backup

Programs supporting the exension jsonlz4 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for create jsonlz4 file action.