Not TestedTesting not done, may not work properly

Save File API

Prompt native system save-file picker using showSaveFilePicker.

Checking support...

Interactive Input Workspace

Input Text / Data Payload:

Ready for input

Web API Execution Output

Result output will be displayed here after processing...

Native JavaScript Code Example (Zero Libraries)

const handle = await window.showSaveFilePicker({ suggestedName: 'export.txt' });
const writable = await handle.createWritable();
await writable.write('Content');
await writable.close();

About the Save File API Web API

showSaveFilePicker presents a modal file picker dialog allowing users to save files.

Specification:W3C & WHATWG Web API Standard