Image resizer and Thumbnail creator – UltraTC PRO (php class)

Image resizer and Thumbnail creator – UltraTC PRO (php class)


is a php class for on-the-fly image resizing.

UTCPRO allows you to create multiple (different size & settings) thumbnails from one source file. It’s easy to use and require only basics of basics of php knowledge.Learn more about usage

UTCPRO could be a great addition to any:

  • image manager
  • gallery creator
  • wordpress plugin


  • 5 work modes:
    • image – scale to fit given dimensions
    • image by width – scale to match given width, height is calculated dynamically
    • image by height – scale to match given height, width is calculated dynamically
    • mini – crop to exact, given dimensions
    • logo – fit to exact, given dimensions by adding additional areas
  • multi-format – JPG/PNG/GIF support
  • watermark – protect your images (9 watermark positions + pattern watermark)
  • precision – maintain aspect ratio
  • cache – using 304 header to save your bandwidth
  • speed – create and use predefined sets of settings
  • customization – custom ‘no-image’
  • security – original images can be stored at restricted-access directory
  • protection – all user input is sanitized
  • upload – use custom, uploaded images
  • multi-purpose – can be used on any website or as a part of plugin or application
  • extensive documentation – you’re reading it right now
  • WYSIWYGlive demo available



A PHP enabled server (version 5.0+) with GD Library enabled is required for the script to work.

UTCPRO set-up doesn’t require any php knowledge (all right, maybe just basics of basics).

Learn more from official UTCPRO documentation Changelog

Version 2.0 – May 21, 2016

  • Four new watermark positions
  • Pattern watermark mode
  • Predefined sets of settings for easier usage
  • Watermark now scales with main image (bigger image = bigger watermark)
  • Block browser access to source files with .htaccess file
  • New demos: interactive & showroom modes

Version 1.2 – May 10, 2016

  • Uploaded images preserves their original names

Version 1.1 – May 8, 2016

  • Added upload feature

Version 1.0 – April 23, 2016

  • Initial Release

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