Prediction market on the Ethereum network
Helena is a prediction market platform running on the Ethereum network. It delivers real-time forecasts covering fundamental blockchain events, trends, and projects. Helena Is incubated by ConsenSys and has been live on the xDai sidechain. As of 2019, they have more than 100 users and one of the best UX. Helena created more than 160 prediction markets and more than 8,000 predictions were made on the platform.
It was integrated with Rhombus to remove human intervention and rely on a trustless data oracles. Another success for Helena is the introduction of embedded prediction markets with the Burner Wallet at Ethereal NYC. Helena does not have its own tokens, unlike other projects that focus on the decentralized prediction markets.