Re: Apache 2.0 only version, it is on our Github readme (but yes, probably could be made more prominent):
Apache-2 licensed binaries can be built by passing -DAPACHE_ONLY=1 to bootstrap.
Re: Apache 2.0 only version, it is on our Github readme (but yes, probably could be made more prominent):
https://github.com/timescale/timescaledb