Pennywise might be a bit more popular than Apache Karaf. We know about 1 link to it since March 2021 and only 1 link to Apache Karaf. 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.
Apache Karaf with OSGi works pretty nice using annotation based dependency injection with the declarative services, removing the need to mess with those hopefully archaic XML blueprints. Too bad it's not as trendy as spring and the developers so many of the tutorials can be a bit dated and hard to find. Karaf also supports many other frameworks and programming models as well and there's even Red Hat supported... Source: about 3 years ago
Afloat - Don't know if it will work for macOS 12. If it's just for safari alone, you can try Pennywise. Source: about 2 years ago
Docker - Docker is an open platform that enables developers and system administrators to create distributed applications.
Helium - Helium lets you accept payments by credit card for anything you want to sell online.
Apache ServiceMix - Apache ServiceMix is an open source ESB that combines the functionality of a Service Oriented Architecture and the modularity.
PiP for Mac - Always on top window preview similar to the popular windows only OnTopReplica
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
PiPer - A DIY Minecraft computer to build gadgets