multiparty
multipart/form-data parser which supports streaming
fine-uploader
Multiple file upload plugin with progress-bar, drag-and-drop, direct-to-S3 & Azure uploading, client-side image scaling, preview generation, form support, chunking, auto-resume, and tons of other features.
uploadfs
Store files in a web-accessible location via a simplified API. Can automatically scale and rotate images. Includes S3, Azure and local filesystem-based backends with the most convenient features of each.