I used the NXG 5.0 Web Module (direct precursor to the G Web Development module) for a large SystemLink-hosted project. The biggest issue for me is missing functionality. Despite SystemLink touting Tags + Messages + Files as the 3 pillars of data transfer, NI did not provide a Web Module API for downloading/uploading files from/to a SystemLink server. I thought... "That's OK, I'll just use the raw HTTP API instead". And then I found out that the HTTP API itself was unfinished. NI provides a