TeX equation to PNG

| | [C]olor

RuTeX is a ruby gem that creates PNGs from TeX equations. After installing it with gem install rutex, generating equations from the terminal becomes as simple as

rutex '\zeta(s)=\sum\limits^\infty_{n=1}{1\over n^s}' -c white -f riemann-eqn.png

which produces:

eqn