Rails Tricks Newsletter


What's this about?

Learn a new Rails Trick every week!

I will send you one Rails/Ruby and one general trick every week!


Greg Molnar

Greg Molnar

I am an independent developer and OSCP-certified penetration tester.

I focus on Ruby and Ruby on Rails development, penetration testing, code auditing and exploit development.

I usually help businesses to find security issues before the bad guys, preventing any negative business impact.

I contribute to open-source projects as much as I can. 

More like this

One Ruby Thing

An email newsletter, with one Ruby/Rails technique delivered with a ‘why?’ and a ‘how?’ every two weeks.


We write about Ruby on Rails, React.js, React Native, remote work, open source, engineering & design.

Ruby Magic

"In our Ruby Magic email series, we share tips & tricks about performance optimization, monitoring, and observability for your Ruby apps."