ASP may refer to:

• Analog signal processing, processing electronic signals that represent continuous variables by use of analog circuitry
• Audio Signal Processor, a large-scale digital signal processor developed by James A. Moorer at Lucasfilm
• Anti-skip protection or electronic skip protection, a protection of an audio compact disc playback
• Angle-sensitive pixels are CMOS devices that relate angle information about the incident light field

Asp may refer to:
Computer

• Application service provider, a business that provides computer-based services to customers over a network.

ASP.NET is a Web application framework developed and marketed by Microsoft to allow programmers to build dynamic Web sites, Web applications and Web services. It was first released in January 2002 with version 1.0 of the .NET Framework, and is the successor to Microsoft's Active Server Pages (ASP) technology. ASP.NET is built on the Common Language Runtime (CLR), allowing programmers to write ASP.NET code using any supported .NET language. The ASP.NET SOAP extension framework allows ASP.NET components to process SOAP messages.