GitHub Polls - Polls for GitHub issues and readme
OneSignal - Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.
Octotree - Github on steroids
Truepush - Unleash limitless possibilities with Truepush and save up to $600 monthly. Free up to 10K Subscribers on all features.
Metaverse - Democratized augmented reality platform: AR for everyone!
PushCrew - Push Notifications for Websites