This is an implementation of the Ethereum ERC20 smart-contract is used by project DeepWater https://deepwater.systems/
Plugins / 3rd party tools:
https://github.com/OpenZeppelin/zeppelin-solidity/
https://github.com/TokenMarketNet/ico
Tier I (14 day) Pre-Sale bonus : 30% max token for sale : 38 000 000 min payment 0.5 ether
Tier II (5 day) Sale A bonus : 10% max token for sale : 100 000 000 min payment 0.5 ether
Tier III (7 day) Sale B bonus : 5% max token for sale : 130 000 000 min payment 0.5 ether
Tier IV (end tier) Sale C bonus : 0% max token for sale : 432 000 000 min payment 0.5 ether