Bitcoin Unlimited is a fork of the Bitcoin Core client, giving the miners and users the opportunity to determine the block size limit themselves.
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux
IOTA is described as 'Open-source distributed cryptocurrency focused on providing secure communications and payments between machines on the Internet of Things. Using directed acyclic graph (DAG) technology instead of the traditional blockchain, IOTA's transactions are free regardless' and is a cryptocurrency coin in the bitcoin & cryptocurrency category. There are more than 50 alternatives to IOTA, not only websites but also apps for a variety of platforms, including Linux, Mac, Windows and Android apps. The best IOTA alternative is Bitcoin, which is both free and Open Source. Other great sites and apps similar to IOTA are Monero, Ethereum, Litecoin and NameCoin.
Bitcoin Unlimited is a fork of the Bitcoin Core client, giving the miners and users the opportunity to determine the block size limit themselves.
Primecoin is an innovative cryptocurrency, a form of digital currency secured by cryptography and issued through a decentralized mining market. Derived from Satoshi Nakamoto’s Bitcoin, Primecoin introduces an unique form of proof-of-work based on prime numbers.
COSS stands for Crypto-One-Stop-Solution and represents a platform with all features of a digital economical system based on cryptocurrency.
NERVA (XNV) is an untraceable and secure cryptocurrency aim to be GPU and ASIC resistant via the new Cryptonight Adaptive POW algorithm. NERVA offers true privacy and fungibility, is untraceable and unlinkable, with users and transfer amounts hidden.
Verge Currency is a cryptocurrency designed for everyday use. It improves upon the original Bitcoin blockchain and aims to fulfill its initial purpose of providing individuals and businesses with a fast, efficient and decentralized way of making direct transactions while...
Geconomicus is a free economic game. It simulates more than life expectancy and allows to compare different money systems.



NEM's blockchain platform was designed and coded from the ground up for scale and speed. NEM's permissioned private blockchain delivers industry-leading transaction rates for internal ledgers.
Layer Protocol is a decentralised, reputation and incentive system. User’s siloed information from various companies such as Uber, AirBnB, Hotels.com can be pulled together for the mutual benefit of users as well as companies who have yet to gather enough behaviour data on the...
CureCoin is a CryptoCurrency based on coupling SHA-256 Mining and Folding@Home Protein Folding.
Komodo is a privacy based blockchain platform to build custom blockchains, transact privately, launch dICOs, and secure existing blockchain projects with dPoW.
ZCore was born out of a desire to create a cryptocurrency that is truly accessible to everyone and revolutionize the cryptocurrency market. We believe that a truly useful currency is one that is easily used by anyone.



Litevault is an online wallet service which uses in-browser cryptography to reduce the risk of the coin operator running with the funds. This same system is used by Blockchain.info - a well known online Bitcoin wallet (UNAFFILIATED WITH LITEVAULT).



