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%
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Version
2.2.0
Manifest V3
90-day change · In the last 90 days this extension 1 version update.
History
6 snapshotsTracking since Apr 17, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 17, 2026 | 5 | — | — | 2.1.1 |
| Apr 22, 2026 | 3 | — | — | 2.2.0 |
| Apr 27, 2026 | 4 | — | — | 2.2.0 |
| May 22, 2026 | 5 | — | — | 2.2.0 |
| Jun 4, 2026 | 4 | — | — | 2.2.0 |
| Jun 10, 2026 | 6 | — | — | 2.2.0 |
| Now | 5 | — | — | 2.2.0 |
Permissions & access
- Permissions
- cookiesalarmsstorage
- Host access
- https://steamcommunity.com/*, https://*.steampowered.com/*, https://casemarket.org/*, https://www.casemarket.org/*
Screenshots
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
- —
- Privacy Policy
- https://casemarket.org/privacy
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Data sourced from the Chrome Web Store · last verified Jun 10, 2026.