Pushpin vs Radar: What are the differences?
What is Pushpin? Reverse proxy for realtime web services. Pushpin is a reverse proxy server that makes it easy to build realtime web services. The project is unique among realtime push solutions in that it is designed to address the needs of API creators.
What is Radar? High level API and backend for writing web apps that use push messaging. Radar is built on top of engine.io, the next-generation backend for socket.io. It uses Redis for backend storage, though the assumption is that this is only for storing currently active data.
Pushpin and Radar can be primarily classified as "Realtime Backend / API" tools.
Some of the features offered by Pushpin are:
- Supports HTTP streaming, HTTP long-polling, and WebSockets.
- Clients communicate using your API contract. Pushpin is a server-side implementation detail.
- Since Pushpin is a proxy server, the backend can be written in any language.
On the other hand, Radar provides the following key features:
- Backend to multiple front-facing servers
Pushpin and Radar are both open source tools. It seems that Pushpin with 2.53K GitHub stars and 96 forks on GitHub has more adoption than Radar with 209 GitHub stars and 35 GitHub forks.