When comparing Apache Usergrid vs Para, the Slant community recommends Apache Usergrid for most people. In the question“What are the best self-hosted BaaS (backend-as-a-service) providers?” Apache Usergrid is ranked 9th while Para is ranked 11th. The most important reason people chose Apache Usergrid is:
Usergrid has full SDKs for iOS, Android, and HTML5/JS but also node.js, Ruby on Rails, pure pure Ruby, server-side Java, .NET / Windows and PHP.
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Pros
Pro Multiple SDKs
Usergrid has full SDKs for iOS, Android, and HTML5/JS but also node.js, Ruby on Rails, pure pure Ruby, server-side Java, .NET / Windows and PHP.
Pro Apache Cassandra
Pro Asset storage
Pro Supports OAuth 2.0
Pro Open Source
Pro Full-text search
Powered by Elasticsearch or Lucene.
Pro Modular
Para offers interfaces for persistence, search and caching. Easy to write your own plugins to implement any of these interfaces.
Pro Open source
Licensed under Apache 2.0.
Pro REST API
Exposes a REST API secured by AWS Signature Version 4.
Pro Multi-tenant
Each tenant has its own database table, search index, and cache.
Pro Integrated metrics
Each tenant receives its own complete metrics for all CRUD and REST operations.
Pro Resource permissions with 3rd party security integrations
Object-level permissions with authentication through LDAP and 3rd party providers such as Google, Facebook, etc.
Pro Easy to use
By far the easiest to use BaaS platform.
Cons
Con No implementation of locking
Last-write-wins.