Novacoin
Novacoin, or NVC, uses open source code and this means anyone can look at and use it to create apps or other uses for it. There is an exchange on which you can swap Novacoins, as well as a pool where users can mine for them. Additionally, it is possible for people to accept payments in this cryptocurrency, and some online casinos have now added Novacoin as yet another virtual currency for their users to take advantage of.
Bonus
200% using Cryptocurrency, 100% up to $1000