Labels:text | screenshot | font | number | parallel | document OCR: ISAPI NSAPI Operating Windows NT AIX, HP-UX, IRIX, OSF/1, Solaris, System SunOS, Windows NT Hardware i386, Alpha, Power PC i386, All platforms that support above Platforms OSs Paradigm Extension Control Block - Data Structure Parameter Block - Hash Table Supported Internet Information Server (Microsoft) Netscape Web Server Products Servers Software Purveyor 1.0 (Process Software) Spyglass Software Server SDK 2.0 (Spyglass) Cyber Presence: Secure SSL Internet Server WebSite 1.1g (O'Reilly) Alibaba (Computer Associates) Commerce Builder (The Internet Factory) Web Commander (Luckman Interactive) Server Seven (beta v.51) Documentation http://www.microsoft.com/msdn/sdk/default.htm http://developer.netscape.com/library/- documentation/index.html Development Microsoft Visual C++ 5.0, Delphi 2, Delphi 3 N/A Tools Figure 3: Features for each API.