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ucaptcha: Generate CAPTCHA validation with custom effects

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Last Updated Ratings Unique User Downloads Download Rankings  
2012-01-01 (2 years ago) RSS 2.0 feedNot enough user ratingsTotal: 329 All time: 6,354 This week: 1,638Up
Version License PHP version Categories  
ucaptcha 1.0Public Domain5.0PHP 5, Graphics, Validation, Security
Description Author  

This class can generate CAPTCHA validation with custom effects.

It can generate an image with random characters from a configurable list of allowed characters sets.

The text can be obfuscated with several types of noise effects like grayscale noise, color noise, dots, lines, circles, polygons, grind, chessboard, random characters, cartesian, polar and parametric function plot, background image, logo watermark.

The class can also several types of effects randomly to the image like warp, wave, shear, breeze, rotate and convolution.

The generated image is return as a string in the PNG format.

Picture of Federico Ghedina
Name: Federico Ghedina <contact>
Classes: 2 packages by
Country: Switzerland Switzerland
Age: 37
All time rank: 171519 in Switzerland Switzerland
Week rank: 1862 Down20 in Switzerland Switzerland Down

Screenshots  
  • sample
  Files folder image Files  
File Role Description
Plain text file ucaptcha.class.php Class main class

 Version Control Unique User Downloads Download Rankings  
 0%Total:329All time:6,354
 This week:0This week:1,638Up