Based on our record, Vuforia SDK should be more popular than Pingly. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
If they're hitting the outbound SMTP servers, there's no way (at least that I know of) to protect the IP/servers via obfuscation with a service like Cloudflare etc. Email deliverability relies heavily on the source IP of the sending SMTP for reputation and is going to be viewable in the headers of an email. Also changing IPs isn't a small task unless you're sitting on a load of good reputation IPs that are... - Source: Hacker News / over 2 years ago
ARKit only works on iOS. You could use Vuforia which works on a PC (Mac/Windows) with a webcam. Source: about 2 years ago
You might want to check out Vuforia (https://developer.vuforia.com/) and OpenCV (https://opencv.org/). Source: about 3 years ago
Missive - Team communication app now supporting FB, Twitter & SMS
Google ARCore - Google Augmented Reality SDK
Mailtrim - Email lives forever!. Reinvigorate your emailing experience with the best free email client, the Mailtrim
ARToolKit - The world's most widely used tracking library for augmented reality.
Loop Email - Emailing for teams: Organize your Inbox into channels 💌
Wikitude SDK - Wikitude’s all-in-one AR SDK combines 3D tracking technology (SLAM), image recognition and tracking, as well as geo-location for apps.