Chilkat WebMail ASP Email Component 

A powerful POP3 / SMTP email client specifically designed to be used in ASP Web applications. Send mail (SMTP) , read mail (POP3), attachments, HTML, S/MIME, XML import / export, charset conversion, distribution lists, mail-merge, filtering, more...
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ASP XML Parser Component 

A super-fast, low-memory usage, XML parser specifically designed to be used server-side in ASP scripts. This DOM based parser is many times faster than MSXML, and consumes far less memory. Great for handling large XML data files.
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KeyIC ConneX 

An ActiveX DLL that allows secure, real-time payment processing. Supports Sale, Auth, Capture, Refund, Recurring Transactions, Swipe and ACH (Checking account) transactions. Comes with examples in Access and ASP and full documentation.
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ASP pure file upload with progress 

Easy to use, hi-performance pure asp include - multiple files upload script with HTML progress bar indicator. ASP upload to server disk, database or email attachment, upload with image preview and email notification, secure (https) file upload.
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Folder Size COM Component 

The com component will quickly tell you how much disk space a folder is taking up, this also includes subfolders under the root folder, ideal for web sites that serve document/image content. Example .asp code included
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Data ASAP 

Simple to use, yet powerful tool that helps you put your Access, SQL Server or MySQL database on the Web, quickly and easily. Demo Generates search form, search results and detail pages in ASP or PHP.
makes your database accessible on the web in minutes