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XMark

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 14 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 14 Sep 2026. How this is checked

XMark is a Firefox extension that organizes X/Twitter bookmarks into custom folders with icons and colors. It also provides PIN-protected private folders, cross-folder search, and bookmark export for desktop and Firefox for Android users.

Inferred · not functionally tested

FreeWebEmbeddableAndroid
XMark preview
Visit mozilla.org

Overview

6 features

Purpose: Organizing and searching X/Twitter bookmarks without requiring an X Premium subscription.

Inferred · not functionally tested

Audience: Firefox users who save and organize X/Twitter bookmarks

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable, android

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: addons.mozilla.org · addons.mozilla.org. These links do not verify the individual claims.

XMark is a Browser DevTools & extensions project. Inferred · not functionally tested: It focuses on organizing and searching X/Twitter bookmarks without requiring an X Premium subscription. Inferred · not functionally tested: It is built as a consumer product for firefox users who save and organize X/Twitter bookmarks. Basis unknown · not verified: XMark costs nothing to use. Basis unknown · not verified: It runs on the web, embeddable surfaces, and Android.

It is developed by adithya, and it first shipped in 2026. Inferred · not functionally tested: Key capabilities include custom folders, folder icons, and folder colors. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Custom folders
  • Folder icons
  • Folder colors
  • PIN protection
  • Bookmark search
  • Bookmark export

Topics: Inferred · not functionally tested

Tags
bookmark-managementx-twitterfirefox-extensionprivate-folders

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddableAndroid

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierMulti-languageStore listing found
Legal
Privacy Policy Terms of Service

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed14 Sep · 01:49 UTC
    XMark — Bookmark Folders for X/Twitter seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about XMark

What is XMark?
Inferred · not functionally tested: XMark focuses on organizing and searching X/Twitter bookmarks without requiring an X Premium subscription. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use XMark?
Inferred · not functionally tested: XMark is a consumer product built for firefox users who save and organize X/Twitter bookmarks.
Does XMark have a free plan?
Basis unknown · not verified: Yes — XMark is free to use.
What platforms does XMark run on?
Basis unknown · not verified: XMark runs on the web, embeddable surfaces, and Android.
Is XMark still active?
PulseGate's liveness check found it on 14 Sep 2026.
What projects are similar to XMark?
Similar projects tracked by PulseGate include Markfolder, Twitter/X Archive Tool, and FolderMark.MarkfolderTwitter/X Archive ToolFolderMark
Who develops XMark?
XMark is developed by adithya.
How long has XMark been around?
XMark first shipped in 2026.

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