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Extra tools

QR codes, zip files, checksums and a viewer for more than forty file formats.

Viewer New View files straight in your browser: images, video, audio and complete 3D models — from STL, OBJ and GLB to IFC and STEP. Without an account nothing is uploaded; when signed in, whatever you open is saved to My files. Open →

2D physics sandbox

2D playground

Falling sand (sandbox)

Sandbox playground

QR code generator

Link, wifi or business card

Create ZIP file

Pack files together

Unzip files

Or pick single files

Checksum (SHA-256)

SHA-256 of a file

Password generator

Strong and random