Case Market Official Extension

Official extension for Case Market. Enables seamless CS2 case trading

As of June 2026, Case Market Official Extension has 5 users in the Shopping category.

Usersno change0%
5
5
Ratingno change0%
— reviews
Reviewsno change0%
Version
2.2.0
Manifest V3
90-day change · In the last 90 days this extension 1 version update.

History

6 snapshots

Tracking since Apr 17, 2026.

6.244.52.76Apr 17, 2026Jun 10, 2026
View as table
DateUsersRatingReviewsVersion
Apr 17, 202652.1.1
Apr 22, 202632.2.0
Apr 27, 202642.2.0
May 22, 202652.2.0
Jun 4, 202642.2.0
Jun 10, 202662.2.0
Now52.2.0

Permissions & access

Permissions
cookiesalarmsstorage
Host access
https://steamcommunity.com/*, https://*.steampowered.com/*, https://casemarket.org/*, https://www.casemarket.org/*

Screenshots

Case Market Official Extension screenshot 1Case Market Official Extension screenshot 2Case Market Official Extension screenshot 3Case Market Official Extension screenshot 4Case Market Official Extension screenshot 5

About

Enable Seamless CS2 Trading on Case Market

Case Market is a peer-to-peer marketplace for CS2 cases, where you can buy and sell cases at prices lower than Steam Market fees. This official companion extension enables secure, automated trading syncing your Steam session cookies.

HOW IT WORKS

1. Install the extension - One-time setup, no configuration needed
2. Log into Case Market - Use your Steam account
3. Log into Steam Community - Visit steamcommunity.com in the same browser
4. Trade automatically - The extension handles the rest

KEY FEATURES

- Runs silently in the background
- No popup, no buttons, no interaction required
- Automatically detects and syncs your Steam session
- Cookies encrypted before transmission

PRIVACY & SECURITY

- We only read Steam session cookies (sessionid and steamLoginSecure)
- Cookies are encrypted client-side before being sent
- Your Steam password is never accessed or stored
- All communication happens over HTTPS

PERMISSIONS EXPLAINED

- cookies: Read Steam session cookies for trading
- alarms: Schedule periodic sync checks
- storage: Temporarily store cookies until you log into Case Market

Support: https://casemarket.org or [email protected]

Technical

Version
2.2.0
Manifest
V3
Size
34.92KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
mmbampkengkponnbmdhkaiaamdkgpdmp
Developer ID
ubc682e075e3dbdea6c47825d0efe5b53
Developer Email
[email protected]
Created
Feb 4, 2026
Last Updated (Store)
Apr 2, 2026
Last Scraped
Jun 10, 2026
Website
casemarket.org
Support URL

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Data sourced from the Chrome Web Store · last verified Jun 10, 2026.