This article introduces the add-ons: a way to add services to your application on Clever Cloud.
Add-ons allows you to extend your apps with databases, search engines, monitoring etc.
Cellar is a Amazon S3-compatible file storage system created and hosted by Clever Cloud.
This will help you understand the difference between Cellar and FS Buckets.
Share configuration between apps
This add-on allows applications to use a persistent file system, as git-based apps don't have one.
A noSQL and document-oriented database, operated by Clever Cloud.
MySQL is an open-source relational database management system (RDBMS).
The Elastic Stack is Elasticsearch, Kibana, Beats, and Logstash (also known as the ELK Stack).
PostgreSQL is an open-source relational database management system (RDBMS).
Redis is an open source, in-memory data structure store, used as database, cache and message broker.
Trace is a Node.js performance monitoring tool which helps you to understand how your application behaves and lets you to find performance bottlenecks with ease