01Accessible drag-and-drop dropzones with keyboard support and ARIA announcements
02Multi-layered file validation using MIME types and magic bytes signature detection
03Direct-to-cloud storage integration using S3 presigned URLs (PUT and POST patterns)
04Real-time upload progress tracking with speed calculation and ETA using XHR
05Chunked and resumable upload support for handling files up to 5GB+ reliably
060 GitHub stars