Cyclist uses the typefaces Playfair Display for headers, Crimson for body copy, Lato for block quotes, and Fira Mono for code. All of them are free software under the SIL Open Font License. Thanks for everyone’s hard work on free typography.
I’ve committed to learning a number of big software packages. While generally this blog is just text, this is the software I also use when I create assets, and generally I try to spend as much of my day as I can using these applications: