I created a quick renderer for Github Gists for use within BlogCFC entries. You can see it in action right here. If interested just grab the code from the gist below and save it to /org/camden/blog/render/gist.cfc. You can then use

to include the gist in your entry. If you want to constrain the height you can use CSS like:

Here is an example of what the output looks like, using the Gist I created to hold the code for the renderer. Feel free to grab it for your own BlogCFC install.