Online markdown text editor capable to generate PDF and HTML. Contains a set of useful options for writers:
Generate some interesting story by template. User define roles, characters and events.
Simple API to get anything you want for mockups
A web application which simplifies data migration between different sources (CSV, JDBC, ElasticSearch, Solr, MongoDB) backed by Cascalog. This can be convenient when you need to move data from one data storage to another.
Credit card watcher. Web application that allows track all incomes and outcomes of some credit card with the ability of tagging particular income or outcome. Can be considered as expense tracker but with no need to enter amount of income or outcome all the time.
The credit cards API should be investigated.
Web interface for online multi-player D&D games. Basically a chat, with UI to show player stats and special keywords to generate random rolls.