I just open sourced my extension for Google Chrome that helps Shopify Developers to write Liquid. You can find it on Github at https://github.com/akdarrah/dropkiq-chrome-plugin

More information can be found at https://www.dropkiq.com/post/dropkiq-for-chrome-extension or watch the 2 minute demo https://www.youtube.com/watch?v=B67OcrMjuPE

Happy too answer any questions!