SIBCoin is a Proof-of-Work coin that was originally based on the same code as the Dash blockchain. SIBcoin was developed by a team of cryptocurrency enthusiasts in Siberia and it has gained a significant following in Russia.

Nimiq is a censorship-resistant cryptocurrency that is designed to run in the user's browser. Nimiq's focus is on usability and the browser first approach allows coin holders to participate in their payment network more easily. Nimiq uses a Merkle-based accumulator to store accounts and balances, and has a Non-Interactive Proofs of Proof-of-Work consensus mechanism.

OKCash is a Proof of Stake cryptocurrency that was released under the MIT licence.