Top rated classes: Validation

1. Forms generation and validation   Supplied by: Manuel Lemos <e-mail contact> HTML forms generation and validation.

2. TM::Apeform   Supplied by: Thiemo Mättig <e-mail contact> A very abstract web form builder and processor.

3. Check spam   Supplied by: Giuseppe Leone <e-mail contact> Generate and validate CAPTCHA verification images

4. DHTML and CSS CAPTCHA   Supplied by: Alexander Selifonov <e-mail contact> CAPTCHA validation using colored boxes and AJAX

5. chkFiscalCode_it   Supplied by: Daniele Testoni <e-mail contact> Check Italian VAT and fiscal Code

6. Form Spam Bot Blocker   Supplied by: Giorgos <e-mail contact> Generate forms that prevent submission by robots

7. VeriWord   Supplied by: Huda M Elmatsani <e-mail contact> A PHP CAPTCHA System

8. activeMailLib   Supplied by: Giorgos <e-mail contact> Validate addresses and send email with attachments

9. Validate Fields Class   Supplied by: Olaf Lederer <e-mail contact> Perform common types of form field validation

10. iCaptcha   Supplied by: Er. Rochak Chauhan <e-mail contact> CAPTCHA validation asking questions about pictures

11. ASCII CAPTCHA   Supplied by: Debug <e-mail contact> CAPTCHA validation using ASCII art text

12. Animated CAPTCHA   Supplied by: Josh Storz <e-mail contact> CAPTCHA validation using animated math expressions

13. KCAPTCHA   Supplied by: Sergei Kruglov <e-mail contact> Generate CAPTCHA validation images with effects

14. CAPTCHA 2   Supplied by: Cristian Navalici <e-mail contact> Generate CAPTCHA validation images

15. validaForms   Supplied by: Erick Vavretchek <e-mail contact> Validate web forms using localized error messages

16. Captcha Numbers V2.1   Supplied by: Albert Demeter <e-mail contact> Generate CAPTCHA validation images

17. Private Validator   Supplied by: Steve Clay <e-mail contact> Validate the HTML output of a private web server

18. HTMLForm   Supplied by: Michele Castellucci <e-mail contact> Generate XHTML forms with Javascript validation

19. HN CAPTCHA   Supplied by: Horst Nogajski <e-mail contact> Generate a form or formpart with a CAPTCHA picture

20. JSCaptcha (unvulnerable anti-bot)   Supplied by: xStream <e-mail contact> CAPTCHA validation using an image and JavaScript

21. CAPTCHA   Supplied by: Pascal Rehfeldt <e-mail contact> Class to generate little CAPTCHA pictures

22. LiveValidationPHP   Supplied by: Fransjo Leihitu <e-mail contact> Validate forms on the browser and server side

23. Naf_Validator   Supplied by: Victor Bolshov <e-mail contact> Validate user data with the filter extension

24. E-mail address validation class   Supplied by: Manuel Lemos <e-mail contact> Determine if a given e-mail address is valid.

25. Validit   Supplied by: Richard Hayes <e-mail contact> Validate user submitted data

26. Multiple file upload   Supplied by: Stoltenkamp <e-mail contact> Validate and process files uploaded using forms

27. CAPTCHA X   Supplied by: Ondrej Maly <e-mail contact> Image based CAPTCHA validation

28. Mail Check   Supplied by: Tiberiu Malcea <e-mail contact> E-mail address checking of syntax and MX record

29. Simple CAPTCHA   Supplied by: Ver Pangonilo <e-mail contact> Generate and verify CAPTCHA validation images

30. Validate_Credit_Card   Supplied by: Ricky Robinson <e-mail contact> Validates credit card numbers and expiration dates

31. Verification Image   Supplied by: Rafael M. Dohms <e-mail contact> Generate a verification image for validating forms

32. validation   Supplied by: Sven Wagener <e-mail contact> Validation with non-regular expression patterns

33. Security Image   Supplied by: Joel Finkel <e-mail contact> Generate images with text to make a CAPTCHA test

34. Another CAPTCHA project   Supplied by: László Zsidi <e-mail contact> CAPTCHA validation using animated images

35. Arabic and Roman Numeral Convertor   Supplied by: Dmytro Zarezenko <e-mail contact> Convert numbers between Arabic and Roman formats

36. MySQL Spell Checker   Supplied by: sam <e-mail contact> Spell check texts with a MySQL table as dictionary

37. Registration   Supplied by: Alf-Red <e-mail contact> User registration with CAPTCHA image validation

38. Captcha Numbers   Supplied by: Hadar Porat <e-mail contact> Generate CAPTCHA validation images

39. Validator.php   Supplied by: Kevin Burke <e-mail contact> Form Validation class

40. CreditCard Class   Supplied by: Daniel Froz Costa <e-mail contact> Validate credit cards and detect the type of card

41. upload.inc.php   Supplied by: Harish Chauhan <e-mail contact> Validate and manage files uploaded via Web forms

42. PhpSecureImageGen   Supplied by: Dyego Fernandes <e-mail contact> Output images with text for CAPTCHA authentication

43. moart3n's validateForm   Supplied by: Maarten Wierda <e-mail contact> This class can be used to easily verify form data

44. Validation on General Form Fields   Supplied by: Ashish Vishwakarma <e-mail contact> Output form with Javascript based field validation

45. Easy PHP Validation   Supplied by: Jeff Williams <e-mail contact> Validate and fetch request and other value types.

46. PHP Captcha   Supplied by: Gobinath <e-mail contact> Generate images with text for human validation

47. OCR CAPTCHA   Supplied by: Julien PACHET <e-mail contact> Generate images to test whether the user is human

48. esiform   Supplied by: Tino Ehrich <e-mail contact> Validate Web forms and execute follow-up actions

49. XHTML Validator   Supplied by: marian <e-mail contact> Validate XHTML and other types of XML documents

50. Mrasnika's URL validator   Supplied by: Kaloyan Kirilov <e-mail contact> Validate and parse HTTP or FTP URLs

51. captchaSteroid   Supplied by: Dragan Bošnjak <e-mail contact> Generate distorted CAPTCHA validation images

52. HTML Form Validator   Supplied by: Pawan Kumar Pandey <e-mail contact> Validate values submitted via Web page forms

53. Form Validator   Supplied by: Andrzej Pomian <e-mail contact> Validate values submitted via Web forms

54. FormHandler   Supplied by: Teye Heimans <e-mail contact> Generate and validate Web forms

55. Validate Data   Supplied by: umesh deshmukh <e-mail contact> Data validation with support for multibyte text

56. File Uploader   Supplied by: Jeffrey Johns <e-mail contact> Complete file uploading class

57. Animated Simple CAPTCHA   Supplied by: dicky kurniawan <e-mail contact> Generate a CAPTCHA validation animated image

58. ValidatorClass   Supplied by: Sergey <e-mail contact> Validation of data submitted via Web forms

59. Date validation   Supplied by: Muammad Naeem <e-mail contact> Validates a date and displays an error message

60. Generate Javascript Validation   Supplied by: Md. Aminul Islam <e-mail contact> Generate Javascript code for validation Web forms

61. Check Mail   Supplied by: Setec Astronomy <e-mail contact> Check the existence of an email address via SMTP

62. Forms Validator   Supplied by: Alfred R. Baudisch <e-mail contact> CAPTCHA validation of forms using security images

63. GD Image Verification Class   Supplied by: Michael Rose <e-mail contact> Generate CAPTCHA verification images for forms

64. coFormClass   Supplied by: Charles Ouellet <e-mail contact> Generate and validate HTML forms

65. Form Validate Class   Supplied by: Abraham Salazar <e-mail contact> Generate forms with Javascript based validation

66. My Form   Supplied by: Tomek Topa <e-mail contact> Generate and validate Web forms

67. Make Captcha   Supplied by: Jeanneret Cédric <e-mail contact> Generate images with text for CAPTCHA validation