Logging and data processing in general can be complex, and at scale a bit more, that's why Fluentd was born. But now is more than a simple tool, it's a full ecosystem that contains SDKs for different languages and sub projects like Fluent Bit.
On this page, we will describe the relationship between the Fluentd and Fluent Bit open source projects, as a summary we can say both are:
Both projects share a lot of similarities, Fluent Bit is fully designed and built on top of the best ideas of Fluentd architecture and general design. Choosing which one to use depends on the end-user needs.
The following table describes a comparison in different areas of the projects:
Containers / Servers
Embedded Linux / Containers / Servers
C & Ruby
Built as a Ruby Gem, it requires a certain number of gems.
Zero dependencies, unless some special plugin requires them.