Can we please not call this open source if it's not?
The tool may be great, but the title leaves me skeptical of anything else.
From: https://github.com/uptrace/uptrace/blob/master/LICENSE
Business Source License 1.1
Parameters
Licensor: Uptrace Licensed Work: Uptrace The Licensed Work is (c) 2021 Uptrace Additional Use Grant: You may make use of the Licensed Work, provided that you may not use the Licensed Work for a Tracing and Metrics Service.
A "Tracing and Metrics Service" is a commercial offering
that allows third parties (other than your employees and
contractors) to access the functionality of the
Licensed Work so that such third parties directly benefit
from the tracing and metrics of the Licensed Work.