Here's how to create a VBA app with declarative JSON. Example app retrieves data from the bitcoin API and processes it according to JSON definition, including scheduled ticker updates, then shares itself on Google Drive.
Following a VBA API implementation of Parse.com, here's one for Google Apps Script.
Why use parse.com with Google Apps Script, when we have scriptDB? Here's an API (implemented from a VBA version) for Google Apps Script to give you a cloud based no-sql database that can be accessed from multiple platforms.
we all hate that part of document ation where you list (and keep up to date) the functions, argument types etc. vba doesn't have a built in way of automating that. Here's one that reads your source code and creates either static html, or interactive google visualization of your functions, arguments and types.
Amit Agarwal recently showed how to encrypt/decrypt Email messages using a Google Apps Script application in this post The encryption method he used is SJCL, maintained by the Stanford Security Lab, and available on GITHUB here. I needed something like that for Google Apps Script version of a parse.com API (here's the VBA version) that I'm just finishing up, so I thought I may as well share out the library.