Gitphy (kbnbfpmphfpcndlokabhemafnjhkcffc): Put gifs in your Github issues and pull requests without leaving the textarea... Read More > or Download Now >
Extends the markdown image syntax by allowing you to search for gifs right from Github textareas. Use the syntax !(gif: ) to search Giphy for gifs.
Open source at: https://github.com/kevinwuhoo/gitphy.