They recently started organizing against Florida's "Stop WOKE Act": https://www.thefire.org/fire-calls-on-florida-institutions-a...
I can see how someone might make take that as conservative friendly since they are mostly featuring conservative students expressing fear about talking about conservative ideas.
I'm not making a judgement on any of that.
If the culture on a college campus has little-to-no bias towards sharing or suppressing conservative ideas, them singling out conservative ideas being suppressed would give you enough of a signal that they are conservative leaning.
If the culture on a college campus biases towards sharing conservative ideas, them singling out conservative ideas being suppressed would give you enough of a signal that they are conservative leaning.
If the culture on a college campus biases towards suppressing conservative ideas, them singling out conservative ideas being suppressed wouldn't generate enough of a signal to justify calling them conservative leaning.
TL;DR: whether or not you consider their stance as conservative leaning will be strongly influenced by how you perceive discourse on a college campus.
https://reason.com/volokh/2022/03/16/oklahoma-christian-univ...
But the EFF is excellent in my experience. They're probably most known for Certbot / Let's Encrypt