Based on our record, Kuzzle should be more popular than Para. 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.
Paraio.com — Backend service API with flexible authentication, full-text search and caching. Free for 1 app, 1GB app data. - Source: dev.to / over 2 years ago
You can try https://kuzzle.io/, the platform is a highly scalable Node.js application and include it's own realtime engine in C++. Source: over 1 year ago
Also I recommend you to use foreign-key database structure, instead of documents. To my opinion it suits better to Parse Server. If you wanna use documents, you could try kuzzle also good solution! Source: almost 3 years ago
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Back4App - Low code backend to build apps faster and scale easily.
CouchBase - Document-Oriented NoSQL Database
Parse - Build applications faster with object and file storage, user authentication, push notifications, dashboard and more out of the box.
Kumulos - Made for the business of mobile app development, Kumulos helps you manage the commercial and technical performance of Apps, so you drive a better outcome for your clients.
Kinvey - Kinvey is a BaaS provider that makes it easy for developers to set up, use and operate a cloud back-end for their mobile apps.