$ TRUNNER.NET
ASCII RUNNER
ready
no image loaded
FIGlet renderer — full smushing rules
click & drag to draw — T tool: click, then type — Ctrl+Z undo
camera off
// LOCAL FILE SAFETY

ASCII RUNNER README

Imports and exports stay inside this browser session. ASCII Runner has no image-upload endpoint, account system, analytics, or remote processing service.

FILES ALLOWED

  • PNG, JPG, and JPEG only
  • 10 MB maximum file size
  • 24 megapixels maximum
  • 8,192 pixels maximum per side

CHECKS BEFORE DECODING

  • Filename extension when available
  • Browser MIME declaration
  • PNG/JPEG binary signatures and structure
  • Embedded width and height
  • Decoder result must match the inspected file

IMPORTANT: Failed files are blocked before rendering. These checks reduce risk but are not antivirus software. Only open images you trust and keep your browser updated.

DOWNLOAD README