Top rated classes: Validation

	1. Forms generation and validation

Supplied by: Manuel Lemos <e-mail contact>

HTML forms generation and validation.

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (87.4%)`	`Good (83.6%)`	`Sufficient (73.8%)`	`Sufficient (78.8%)`	`Sufficient (77.4%)`	`Sufficient (64.9%)`	`Good (81.5%)`	1
Month:	`Good (81.3%)`	`Good (81.3%)`	`Sufficient (62.5%)`	`Sufficient (65.6%)`	`Sufficient (71.9%)`	`Sufficient (65.6%)`	`Sufficient (75.3%)`	3

	2. TM::Apeform

Supplied by: Thiemo Mättig <e-mail contact>

A very abstract web form builder and processor.

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (88.2%)`	`Good (88.2%)`	`Good (81.6%)`	`Good (88.2%)`	`Sufficient (75.8%)`	`-`	`Sufficient (77.4%)`	9
Month:	Not yet rated by the users

	3. Check spam

Supplied by: Giuseppe Leone <e-mail contact>

Generate and validate CAPTCHA verification images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Perfect (100.0%)`	`Good (88.9%)`	`Good (86.1%)`	`Good (94.4%)`	`-`	`-`	`Sufficient (76.9%)`	16
Month:	Not yet rated by the users

	4. chkFiscalCode_it

Supplied by: Daniele Testoni <e-mail contact>

Check Italian VAT and fiscal Code

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (93.8%)`	`Good (93.8%)`	`Good (93.8%)`	`-`	`Good (81.3%)`	`-`	`Sufficient (73.8%)`	63
Month:	Not yet rated by the users

	5. activeMailLib

Supplied by: Giorgos <e-mail contact>

Validate addresses and send email with attachments

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (88.5%)`	`Good (87.5%)`	`Good (90.6%)`	`Good (92.7%)`	`-`	`-`	`Sufficient (71.4%)`	108
Month:	Not yet rated by the users

	6. VeriWord

Supplied by: Huda M Elmatsani <e-mail contact>

A PHP CAPTCHA System

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (92.1%)`	`Good (86.8%)`	`Good (81.6%)`	`Good (82.9%)`	`-`	`-`	`Sufficient (71.2%)`	112
Month:	There are not enough user ratings to display for this class.

	7. Form Spam Bot Blocker

Supplied by: Giorgos <e-mail contact>

Generate forms that prevent submission by robots

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (91.7%)`	`Good (91.7%)`	`Sufficient (77.8%)`	`Sufficient (77.8%)`	`-`	`-`	`Sufficient (70.6%)`	125
Month:	Not yet rated by the users

	8. Validate Fields Class

Supplied by: Olaf Lederer <e-mail contact>

Perform common types of form field validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (88.3%)`	`Good (88.3%)`	`Good (83.3%)`	`Good (86.7%)`	`-`	`-`	`Sufficient (70.0%)`	143
Month:	Not yet rated by the users

	9. iCaptcha

Supplied by: Er. Rochak Chauhan <e-mail contact>

CAPTCHA validation asking questions about pictures

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (91.7%)`	`Good (91.7%)`	`Sufficient (66.7%)`	`Sufficient (75.0%)`	`-`	`-`	`Sufficient (69.2%)`	161
Month:	Not yet rated by the users

	10. Animated CAPTCHA

Supplied by: Josh Storz <e-mail contact>

CAPTCHA validation using animated math expressions

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (83.3%)`	`Good (89.6%)`	`Good (87.5%)`	`Good (85.4%)`	`-`	`-`	`Sufficient (67.9%)`	204
Month:	There are not enough user ratings to display for this class.

	11. KCAPTCHA

Supplied by: Sergei Kruglov <e-mail contact>

Generate CAPTCHA validation images with effects

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (98.7%)`	`Good (93.4%)`	`-`	`Good (88.2%)`	`-`	`-`	`Sufficient (67.5%)`	211
Month:	Not yet rated by the users

	12. CAPTCHA 2

Supplied by: Cristian Navalici <e-mail contact>

Generate CAPTCHA validation images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (87.5%)`	`Sufficient (79.2%)`	`Sufficient (70.8%)`	`Good (87.5%)`	`-`	`-`	`Sufficient (67.5%)`	214
Month:	Not yet rated by the users

	13. validaForms

Supplied by: Erick Vavretchek <e-mail contact>

Validate web forms using localized error messages

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (83.3%)`	`Sufficient (79.2%)`	`Good (83.3%)`	`Good (83.3%)`	`-`	`-`	`Sufficient (66.2%)`	263
Month:	Not yet rated by the users

	14. Captcha Numbers V2.1

Supplied by: Albert Demeter <e-mail contact>

Generate CAPTCHA validation images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (81.3%)`	`Good (87.5%)`	`Sufficient (78.1%)`	`Good (87.5%)`	`-`	`-`	`Sufficient (65.9%)`	273
Month:	Not yet rated by the users

	15. Private Validator

Supplied by: Steve Clay <e-mail contact>

Validate the HTML output of a private web server

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (90.0%)`	`Sufficient (60.0%)`	`Sufficient (70.0%)`	`Sufficient (75.0%)`	`-`	`-`	`Sufficient (65.5%)`	290
Month:	Not yet rated by the users

	16. HTMLForm

Supplied by: Michele Castellucci <e-mail contact>

Generate XHTML forms with Javascript validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (85.0%)`	`Sufficient (75.0%)`	`Sufficient (75.0%)`	`Good (80.0%)`	`-`	`-`	`Sufficient (65.5%)`	291
Month:	Not yet rated by the users

	17. HN CAPTCHA

Supplied by: Horst Nogajski <e-mail contact>

Generate a form or formpart with a CAPTCHA picture

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (94.2%)`	`Good (90.8%)`	`-`	`Good (86.7%)`	`-`	`-`	`Sufficient (64.8%)`	326
Month:	There are not enough user ratings to display for this class.

	18. JSCaptcha (unvulnerable anti-bot)

Supplied by: xStream <e-mail contact>

CAPTCHA validation using an image and JavaScript

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (91.7%)`	`Good (91.7%)`	`-`	`Sufficient (75.0%)`	`-`	`-`	`Sufficient (62.5%)`	426
Month:	Not yet rated by the users

	19. CAPTCHA

Supplied by: Pascal Rehfeldt <e-mail contact>

Class to generate little CAPTCHA pictures

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (79.8%)`	`Good (81.1%)`	`Sufficient (69.7%)`	`Sufficient (71.5%)`	`-`	`-`	`Sufficient (62.1%)`	460
Month:	There are not enough user ratings to display for this class.

	20. LiveValidationPHP

Supplied by: Fransjo Leihitu <e-mail contact>

Validate forms on the browser and server side

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (91.7%)`	`Good (83.3%)`	`-`	`Sufficient (75.0%)`	`-`	`-`	`Sufficient (61.7%)`	485
Month:	Not yet rated by the users

	21. E-mail address validation class

Supplied by: Manuel Lemos <e-mail contact>

Determine if a given e-mail address is valid.

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (89.7%)`	`Good (82.4%)`	`-`	`Good (80.0%)`	`-`	`-`	`Sufficient (61.1%)`	516
Month:	There are not enough user ratings to display for this class.

	22. Validit

Supplied by: Richard Hayes <e-mail contact>

Validate user submitted data

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (85.7%)`	`Good (92.9%)`	`-`	`Good (89.3%)`	`-`	`-`	`Sufficient (61.1%)`	517
Month:	Not yet rated by the users

	23. Multiple file upload

Supplied by: Stoltenkamp <e-mail contact>

Validate and process files uploaded using forms

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (93.8%)`	`Sufficient (68.8%)`	`-`	`Sufficient (68.8%)`	`-`	`-`	`Sufficient (60.6%)`	547
Month:	Not yet rated by the users

	24. CAPTCHA X

Supplied by: Ondrej Maly <e-mail contact>

Image based CAPTCHA validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (75.0%)`	`Sufficient (76.8%)`	`Good (80.4%)`	`Sufficient (73.2%)`	`-`	`-`	`Sufficient (60.5%)`	553
Month:	There are not enough user ratings to display for this class.

	25. Mail Check

Supplied by: Tiberiu Malcea <e-mail contact>

E-mail address checking of syntax and MX record

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (85.7%)`	`Good (89.3%)`	`-`	`Good (85.7%)`	`-`	`-`	`Sufficient (60.4%)`	561
Month:	Not yet rated by the users

	26. Simple CAPTCHA

Supplied by: Ver Pangonilo <e-mail contact>

Generate and verify CAPTCHA validation images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (75.0%)`	`Sufficient (78.6%)`	`Sufficient (67.9%)`	`Sufficient (78.6%)`	`-`	`-`	`Sufficient (60.0%)`	573
Month:	Not yet rated by the users

	27. Validate_Credit_Card

Supplied by: Ricky Robinson <e-mail contact>

Validates credit card numbers and expiration dates

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (87.5%)`	`Good (87.5%)`	`-`	`Sufficient (75.0%)`	`-`	`-`	`Sufficient (60.0%)`	584
Month:	Not yet rated by the users

	28. ASCII CAPTCHA

Supplied by: Debug <e-mail contact>

CAPTCHA validation using ASCII art text

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Perfect (100.0%)`	`Perfect (100.0%)`	`-`	`-`	`-`	`-`	`Sufficient (60.0%)`	589
Month:	`Perfect (100.0%)`	`Perfect (100.0%)`	`-`	`-`	`-`	`-`	`Sufficient (60.0%)`	5

	29. Verification Image

Supplied by: Rafael M. Dohms <e-mail contact>

Generate a verification image for validating forms

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (84.4%)`	`Good (85.9%)`	`-`	`Good (89.1%)`	`-`	`-`	`Not sure (59.7%)`	599
Month:	Not yet rated by the users

	30. validation

Supplied by: Sven Wagener <e-mail contact>

Validation with non-regular expression patterns

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (87.5%)`	`Sufficient (75.0%)`	`-`	`Good (83.3%)`	`-`	`-`	`Not sure (59.6%)`	606
Month:	Not yet rated by the users

	31. Security Image

Supplied by: Joel Finkel <e-mail contact>

Generate images with text to make a CAPTCHA test

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (85.0%)`	`Good (85.0%)`	`-`	`Good (85.0%)`	`-`	`-`	`Not sure (59.5%)`	613
Month:	Not yet rated by the users

	32. Another CAPTCHA project

Supplied by: László Zsidi <e-mail contact>

CAPTCHA validation using animated images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (87.5%)`	`Sufficient (72.9%)`	`-`	`Sufficient (75.0%)`	`-`	`-`	`Not sure (58.5%)`	673
Month:	Not yet rated by the users

	33. MySQL Spell Checker

Supplied by: sam <e-mail contact>

Spell check texts with a MySQL table as dictionary

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (87.5%)`	`Good (87.5%)`	`-`	`Not sure (56.3%)`	`-`	`-`	`Not sure (58.1%)`	695
Month:	Not yet rated by the users

	34. Arabic and Roman Numeral Convertor

Supplied by: Dmytro Zarezenko <e-mail contact>

Convert numbers between Arabic and Roman formats

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (85.0%)`	`Good (80.0%)`	`-`	`Sufficient (75.0%)`	`-`	`-`	`Not sure (58.0%)`	702
Month:	Not yet rated by the users

	35. Registration

Supplied by: Alf-Red <e-mail contact>

User registration with CAPTCHA image validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (75.0%)`	`Sufficient (70.0%)`	`Sufficient (65.0%)`	`Sufficient (65.0%)`	`-`	`-`	`Not sure (57.5%)`	722
Month:	Not yet rated by the users

	36. Captcha Numbers

Supplied by: Hadar Porat <e-mail contact>

Generate CAPTCHA validation images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (67.9%)`	`Good (82.1%)`	`Sufficient (71.4%)`	`Sufficient (78.6%)`	`-`	`-`	`Not sure (57.1%)`	746
Month:	There are not enough user ratings to display for this class.

	37. Validator.php

Supplied by: Kevin Burke <e-mail contact>

Form Validation class

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (80.0%)`	`Good (85.0%)`	`-`	`Good (80.0%)`	`-`	`-`	`Not sure (56.5%)`	773
Month:	Not yet rated by the users

	38. upload.inc.php

Supplied by: Harish Chauhan <e-mail contact>

Validate and manage files uploaded via Web forms

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (80.0%)`	`Sufficient (77.5%)`	`-`	`Good (80.0%)`	`-`	`-`	`Not sure (55.8%)`	804
Month:	Not yet rated by the users

	39. PhpSecureImageGen

Supplied by: Dyego Fernandes <e-mail contact>

Output images with text for CAPTCHA authentication

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (91.7%)`	`Good (91.7%)`	`-`	`-`	`-`	`-`	`Not sure (55.0%)`	833
Month:	Not yet rated by the users

	40. moart3n's validateForm

Supplied by: Maarten Wierda <e-mail contact>

This class can be used to easily verify form data

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (75.0%)`	`Good (83.3%)`	`-`	`Good (91.7%)`	`-`	`-`	`Not sure (55.0%)`	851
Month:	Not yet rated by the users

	41. Validation on General Form Fields

Supplied by: Ashish Vishwakarma <e-mail contact>

Output form with Javascript based field validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (83.3%)`	`Sufficient (66.7%)`	`-`	`Sufficient (66.7%)`	`-`	`-`	`Not sure (55.0%)`	856
Month:	Not yet rated by the users

	42. CreditCard Class

Supplied by: Daniel Froz Costa <e-mail contact>

Validate credit cards and detect the type of card

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (68.4%)`	`Sufficient (68.4%)`	`Sufficient (69.1%)`	`Sufficient (69.1%)`	`-`	`-`	`Not sure (54.9%)`	860
Month:	Not yet rated by the users

	43. Easy PHP Validation

Supplied by: Jeff Williams <e-mail contact>

Validate and fetch request and other value types.

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (67.9%)`	`Good (82.1%)`	`Not sure (57.1%)`	`Sufficient (67.9%)`	`-`	`-`	`Not sure (54.6%)`	865
Month:	Not yet rated by the users

	44. PHP Captcha

Supplied by: Gobinath <e-mail contact>

Generate images with text for human validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (68.8%)`	`Sufficient (75.0%)`	`Sufficient (68.8%)`	`Not sure (56.3%)`	`-`	`-`	`Not sure (54.4%)`	879
Month:	Not yet rated by the users

	45. OCR CAPTCHA

Supplied by: Julien PACHET <e-mail contact>

Generate images to test whether the user is human

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Sufficient (78.0%)`	`Sufficient (76.0%)`	`-`	`Sufficient (74.0%)`	`-`	`-`	`Not sure (54.0%)`	897
Month:	Not yet rated by the users

	46. esiform

Supplied by: Tino Ehrich <e-mail contact>

Validate Web forms and execute follow-up actions

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`Good (88.6%)`	`Good (86.4%)`	`-`	`-`	`-`	`-`	`Not sure (53.0%)`	954
Month:	Not yet rated by the users

	47. XHTML Validator

Supplied by: marian <e-mail contact>

Validate XHTML and other types of XML documents

Ratings

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	All class groups	>	Validation	>	Top rated classes (65)