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.
Local by Flywheel - Provides a simple, local development environment with a friendly GUI.
Truepush - Unleash limitless possibilities with Truepush and save up to $600 monthly. Free up to 10K Subscribers on all features.
InstantWP - InstantWP is a complete standalone, portable WordPress development environment.
PushCrew - Push Notifications for Websites
XAMPP - XAMPP is a free and open-source cross-platform web server that is primarily used when locally developing web applications.