aMember is a flexible membership software with full-featured subscription management. It has support for PayPal, 2Checkout, ccBill, AllRepay, Clickbank, Authorize.net, WorldPay, LinkPoint, NoChex and other payment systems (50+ payment systems currently supported), and allows you to setup paid-membership areas on your site. It can be used without any payment system - you can manage users manually. It allows you to create different subscription types with different prices, periods and access permissions. Integrated with phpNuke, vBulletin and InvisionBoard and other scripts.

PSYWERX PUMA is an easy to use and powerful user management script with powerful content protection feature and many other features like a PM system, custum user profiles etc. For example, you can protect whole pages or specific content from unregistered users or everyone but the admin. It uses flat files as a backend, therefore no SQL base is needed.

Member system that a site can be integrated into to.

iLogin allows you to password protect parts of your site. Visitors can only gain access to these pages if they sign up and provide you with certain information about themselves. Unlike some other systems, sign up is instantaneous - there is not need for an administrator to verify new users. Email address verification can be optionally performed. iLogin updates the .htpasswd file to allow new visitors instant access.

With this program you will be able to protect directories, create login area or paid membership area within minutes. Only registered users, members gain access to the protected area. Program combines visual directories password protection, member management, total user access management. It consists of two parts: web based admin control panel and user area (adaptive forms and modules); supports manual (administrative) and automated (online) regimes. Self-installing software - no programming skills, no authentication or php knowledge required – take, set it up and launch at once. One click on the folder - directory will be protected and protected area created. Your web site is ready to register and authenticate users. Program provides control panel with your directories tree image. Using only your web browser you will be able to perform all operations like password protection, multilevel access management – activation and diactivation, user account management, modifying of program settings. Script supports different user registration scenarios (methods) – simple administrative or online registration, with email notification, with email confirmation. You may choose proper registration method and use email templates that have been created in advance. It interprets all your data operations and operations with catalogue tree image into the directives of access control files - .htaccess/htpasswd. You will be able create member area, login area within a minutes, unlimited number of protected areas. Easy integrate with web site and payment system. One link to the registration form and script will register members and authenticate users, collect user data, send and receive email notification (optional). Control panel allows also create and save email templates. Automated backup solution provides security, reliability and user registration-access history. Script is simple-to-use but completed and powerful solution. It is suitable for most tasks “out of the box”. Also more sophisticated tasks may be resolved with this software. Full featured version with expiration access, forgotten password, registration approval facilities etc. may be generated. A lot of live examples are available. No installation, no programming skills required. Today you purchase program – today it works with your web site.

User Manage is a compact suite which can easily be used to any PHP script. We modeled it like a puzzle: there is the "core" that handles basic authentication, and then there are other modules that handle utility functions (e.g. a database handler that help top-level modules like the permissions handler). With usermanage, developers can build applications with the standard user authentication complete, and developers can drop-in modules to handle extra user information and add functionality.

DreamAccount handles account registration and ordering, user authentication, automated recurring billing, affiliates, income reporting, and more. Supports free, trial, and paid subscriptions and memberships. Supports payments by check, PayPal, 2Checkout, Authorize.net, Verisign, and many others. DreamAccount allows you quickly define the areas you wish to protect, and then automatically manages the access to those areas, via .htaccess, custom PHP code, and optional plug-ins for 3rd party programs. Additional plug-ins are now available for complete integration with PostNuke, phpNuke, Mambo, GeekLog, vBulletin, phpBB, YaBBSE, and Invision Board.

Version 1.1.0, much easier installation, paypal is now integrated, enhanced "view system" allows it to use any PHP (or php class) as a template. Installation under normal situations takes 5-10 minutes. Flexible user management and password protection. Provides multiple access areas, works with Apache and PayPal. Can use either .htaccess, ApacheDBM, or PHP based authentication. Highly customizable user properties can store many user preferences, exports vCards, XML, tab and Apache. Imports XML, Documented API for customization.

PHPMyibill is a PHP4/MySQL-based program that allows a membership based site to manage its users and let them automatically sign-up using credit card via the Ibill system. The webmaster can, via the administration page, see in real time how many members sign-up daily, edit or delete users, e-mail all of them at once, set users active or inactive, etc. On the user side, customers sign-in only once per session to access all your protected pages. If they forget their password, they can have it e-mailed to them automatically without your intervention. Limited scope installation available for free.

a multipurpose list for users to sign in. originally made to use for lan parties: users can sign in and the admin may set different states on them an even an checkin list for the entrance is included. but this can easily be extended to fit various other purposes where people should/need to sign in.