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Uploading raw data to an HTTP server (PUT)
Creating UnityWebRequests
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Advanced operations: Using the LLAPI

Note: UNet is deprecated, and will be removed from Unity in the future. A new system is under development. For more information and next steps see this blog post and the FAQ.

While the HLAPIA system for building multiplayer capabilities for Unity games. It is built on top of the lower level transport real-time communication layer, and handles many of the common tasks that are required for multiplayer games. More info
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is designed to minimize boilerplate code, the Low-Level API (LLAPI) is designed to permit maximum flexibility. In general, using the LLAPI involves creating UnityWebRequests then creating appropriate DownloadHandlers or UploadHandlersand attaching them to your UnityWebRequests.

This section details the options available in the Low-Level API and the scenarios they are intended to address:

Note that the HLAPI and LLAPI are not mutually exclusive. You can always customize UnityWebRequest objects created via the HLAPI if you need to tweak a common scenario.

For full details on each of the objects described in this section, please refer to the Unity Scripting API.

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Uploading raw data to an HTTP server (PUT)
Creating UnityWebRequests