This script validates all 13 and 16 digit Visa Cards, 16 digit MasterCards, 16 digit Novus (Discover) cards, and 15 digit American Express cards. It will not verify that a card it good, but it will disqualify obviously bad cards based on syntax errors.

• Free

Ensures credit card numbers are keyed in correctly. Includes checks that the length is correct, the first four digits are within accepted ranges, the number passes the Mod 10 Checksum and that you accept that card. Processes American Express, Australian BankCard, Carte Blache, Diners Club, Discover/Novus, JCB, MasterCard and Visa.

• Free

Keep track of employee's work hours, products sold or just about anything with this script. It tracks time stamps to the second, has an email feature to allow the user or admin to send work logs in either plain text or HTML, can adjust to any member's time zone, and calculates time and billing totals.

• $30

This script will integrate into any website and allows your business to start selling electronic products over the web. Simply add items through an admin section and have orders processed automatically. It uses PayPal's IPN to securely process transactions and activate user accounts.

• $125

This script is designed to work with PayPal's IPN interface to perform security checks, log transaction data and respond to a transaction quickly. You can sell items via PayPal and it will send out thank you/receipt emails, keep track of pending payments, send notifications of a transaction and store a list of unique email addresss.

• $10

This script is designed to cope with pincode billing systems. Currently an ibill module is available. The user can create an account free for * days which then gets billed onto an ibill pin account.

• $100

Automatically accept payments from Paypal for either monthly recurring subscriptions or sales of digitally delivered items.

• $14.99

Simplfy signing up members using iBill with this feature intensive script. Features include: security logging, unlimited credit card and check subaccounts, no Web900 HTML pages to create because the script creates them for you, and it's easy to install. The optional browser based admin module allows adding and deleting members as well as view by month access to member enrollment information.

• $75
• $100

Authorize.net compatible billing modules for credit card processing. There are three seperate modules: one for membership type sites, one for single product sites, and one for catalogue or multi-product sites.

• $50

A webbased spreadsheet program. All spreadsheets are created, manipulated, and stored on the webserver. An HTML interface allows you to work with the spreadsheets online. Perfect for collaborating with spreadsheets. Can be integrated into your existing intranet with a developer's license.

• $500