HN_htusers is a PHP class to manage users and groups in Apache Web server environments, with optional extra information for users. It uses Apache-style MD5-crypt passwords. It uses built-in CSS styles. Validation (min-max length, allowed characters) is built-in for all entries. The locking mechanism is robust. It includes examples of how to test your setup, how to embed a dynamic form for changing passwords into existing HTML code, using HTTP-Auth with .htaccess files in directories, and using HTTP-Auth without .htaccess files but with PHP.
Auto form is a PHP class that can be used to generate HTML forms to manipulate MySQL table records. It can take a list of MySQL table fields and generate HTML for forms to select, insert, update, and delete table records. The class can also perform given validations of specified fields and invoke given callback functions on certain form processing events.
Card deck is a PHP class that provides a flexible solution to generate and manipulate custom decks of cards that can be used to implement many different types of card games. It can add cards to a deck by adding card type rules that define identifiers to the type of cards and the number of cards that will exist for each type. The class can also shuffle the cards in the deck and deal a given number of cards to each player.
Proper nouns is a PHP class that can extract proper nouns from texts. It takes a text string and can detect which words may be proper nouns of people or other entities. It uses some heuristics like the capitalization of the first letter of a word, the presence of a person's title preceding the nouns, etc. The class may consider consecutive proper names as a single proper name. The class assumes English by default but may be configured to work with other idioms.