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# DevWeb Protocol Functions

The DevWeb protocol focuses on communication at the HTTP transport level and over WebSocket, enabling testing against the latest web technologies (HTTP, HTTPS, HTTP/2, WebSocket, gRPC).

## JavaScript SDK

For information on the various objects, methods, and properties for DevWeb scripts, see the DevWeb JavaScript SDK in the OpenText Performance Engineering for Developers Help Center.

## DevWeb Error Codes

For information on DevWeb error codes, see DevWeb Error Codes.

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