Extensive API Docs: https://apps.linnworks.net/Api
Shipping Extension Docs: https://apps.linnworks.net/Resources/Shipping
Shipping Extension Sample: https://github.com/LinnSystems/LinnworksNetSDK/tree/master/Linnworks/Example%20Applications/ShippingIntegration
Channel Integration Docs: https://apps.linnworks.net/Resources/Channel
Channel Integration Sample: https://github.com/LinnSystems/LinnworksNetSDK/tree/master/Linnworks/Example%20Applications/SampleChannel
LinnworksSDK: https://github.com/LinnSystems/LinnworksNetSDK/tree/master/Linnworks/src/netcore/LinnworksAPI