Take over maintenance and develop on cross-platform application. Existing feature set is pretty complete. Most of the work would be to ensure continued operation as underlying platforms and technologies evolve. Initial proposal will require you to review content of repository on Sourceforge, history of changes and user group forum to determine the likely level of effort required. Funding will be crowd-sourced from the user group initially and then possibly via a subscription model.
NB! This project is in DRAFT status. I am new to [url removed, login to view] and will remove the DRAFT flag once the requirements are more fully developed. You are welcome to submit questions and ask for clarifications but I am doing this as a part-time volunteer effort and turnaround my take up to three or four weeks.