A convenient interface to manage localStorage and sessionStorage.
Users
34
+9 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
2
0 in 30 days
Store rank
#125K
#104K among extensions
Version
1.0.0
updated 13 Jul 2025
Users
monthly, 15 months
Latest, 16 Oct 2026:34 usersMove the mouse over the chart for any month
Ratings count
monthly, 15 months
Latest, 16 Oct 2026:2 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Storage Master
Take control of your browser’s localStorage and sessionStorage with StorageMaser, the open source extension designed for developers, testers, and power users. Instantly view, edit, add, delete, and export storage data for any website—all from a clean, intuitive popup interface.
Key Features:
🔍 Browse & Search: Instantly view all localStorage and sessionStorage items for the current tab, with fast search and filtering.
✏️ Edit & Manage: Add, edit, or delete storage items with real-time feedback—no page reloads required.
🔄 Live Sync: Changes in storage are reflected immediately in the extension and on the page.
📦 Import/Export: Backup or transfer your storage data in convenient JSON format.
🧹 One-Click Clear: Quickly clear all storage for the current site.
🅰️ Sort & Organize: Alphabetical sorting for easy navigation, even with large datasets.
Why StorageMaser?
Open source and privacy-friendly—your data never leaves your browser.
Perfect for debugging, testing, or simply understanding how sites use storage.
Lightweight, fast, and easy to use.
Get started in seconds:
Just install, open the extension, and instantly inspect or modify storage for any site you visit!
Source code: https://github.com/yrobag/storage-master