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Emulate CRX files in your browser CRX Emulator allows you to test and run Chrome extensions (.crx files) securely in a sandboxed environment, ensuring complete privacy and isolation from your browser. Whether you're a developer testing your extensions or a user verifying an offline extension, CRX Emulator offers a safe, installation-free solution with no data tracking. 🔒 Privacy & Security Runs in a Secure Sandbox – CRX files are executed in an isolated environment, preventing unauthorized access to your browser data. No Installation Required – Test extensions without modifying your browser settings. Zero Tracking – We do not collect, store, or transfer any data to third-party servers. Local Storage Only – Your settings and data remain inside your browser and are never accessed or shared. Privacy policy No unnecessary data tracking – The extension only requests permissions required for its core functionality. All optional permissions require user approval – The extension will not access websites or perform actions without user consent. Local storage only – Any stored data remains in the browser and is never sent to external servers.
Aug 12, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.