File system access
Limited availability
The showOpenFilePicker(), showDirectoryPicker(), and showSaveFilePicker() methods request access to files and directories on the user's device and returns a handle for reading and writing to them.
Learn more
Specifications
- File System Access, from Web Platform Incubator Community Group (W3C).
Browser support (view on caniuse.com)
- Chrome 86 Released on 2020-10-20
- Chrome Android 132 Released on 2025-01-14
- Edge 86 Released on 2020-10-09
- Firefox ❌ Vendor position : negative
- Firefox for Android ❌ Vendor position : negative
- Safari ❌ Vendor position : oppose (concerns: security)
- Safari on iOS ❌ Vendor position : oppose (concerns: security)
Developer signals
- State of JS 2024: features/browser_apis_pain_points question
- State of HTML 2024: mobile_web_apps/mobile_web_apps_features question
- State of HTML 2024: features/all_features question
- State of HTML 2023: usage/html_interoperability_features question
- State of HTML 2023: reading_list/reading_list question
- State of HTML 2023: mobile_web_apps/mobile_web_apps_features question
- State of HTML 2023: features/all_features question
Usage (according to Chrome Platform Status)
~0.005% of page loads. More data at chromestatus.
Web Platform Tests (WPT)
View the latest WPT test results for this featureView as JSON | Edit this feature | Report an issue | Web-features entry: source, dist