List of blockchain companies and projects

Algorand is a company implementing an open source public ledger and cryptocurrency payment system utilizing the Byzantine Agreement message-passing protocol to reach consensus among network participants.

Digital Currency Group is a venture capital firm that invests in blockchain and cryptocurrency companies.

Lakran is a decentralized blockchain application based on the CryptoNight algorithm

Litecoin (LTC or Ł) is a open source peer-to-peer cryptocurrency forked from Bitcoin by creator Charlie Lee. A key difference from Bitcoin is the decreased block generation time.

Bitsequence is a people-powered, universal cryptocurrency platform.

Blend invites companies that service the mortgage industry to sell digital tools--APIs--through its platform.

Basic Attention Token (BAT) claims to improve the efficiency of digital advertising by creating a new unit of exchange between publishers, advertisers and users.

A company designing a blockchain platform that aims to improve performance, security and privacy in cloud computing. Their encrypted smart contract platform is called Eikiden. Oasis Labs founders include Dawn Song (CEO), Bobby Jaros (COO), Noah Johnson (CPO) and Raymond Cheng (CTO).

(Formarly Chain Ph) Company implementing Blockchain, Artificial Intelligence, and Data Analysis to create transparent pharmaceutical industry

Hackers/Founders is based in San Jose, California and it specializes in advisory services.

Blockchain Expert is a blockchain development company offering blockchain services like blockchain development, blockchain consultancy, and ICO service to countries in Europe, Asia, Middle East, and Africa.

Monaco is a cryptocurrency in a wallet platform built on the decentralized Ethereum network.

Polkadot is a blockchain protocol intended to allow interoperability between any blockchains while pooling together network security. It is a relay chain between blockchains.

Dentacoin is cryptocurrency designed for the global dental industry.

Parity is a digital wallet for the Ethereum blockchain

Komodo is cryptocurrency with private transactions utilizing delayed proof of work consensus

A decentralized marketplace for storing, accessing, and sharing personal digital data.

BigchainDB is a scalable blockchain database that enables developers and enterprise to deploy blockchain proof-of-concepts, platforms and apps with a scalable blockchain database.

A decentralized Oracle prediction market platform built on the Ethereum blockchain.

LawCoin is a blockchain platform for litigation finance investments and social justice crowdfunding.

A open protocol for creating decentralized exchanges using Ethereum. It was founded in 2017 and its team works in multiple global locations. 

Stellar is a decentralized, open source payment network using the Stellar Consensus Protocol to enable exchange using both fiat and digital currencies. The cryptocurrency token for the Stellar platform is called Stellar Lumens (XLM).

Bitcoin Cash is a peer-to-peer electronic cash hardforked from the Bitcoin blockchain.

Nimiq is a payment-focused cryptocurrency native to the web.

Everledger is a supply chain and asset tracking company using blockchain to store records of valuable assets like diamonds.

QuadrigaCX is a Canadian cryptocurrency exchange.

Republic is a company providing crowd equity funding tools for Initial Coin Offerings and startups founded by Kendrink Nguyen and Paul Menchov in 2018.

Swarm is a non-profit blockchain company that builds open infrastructure for digital securities with the goal of democratizing the private equity sector.

Aryze is a company creating a digital version of central bank money, replacing intermediaries and reducing costs and risks of payments, through blockchain technology.

Bitspread is a hedge fund company focusing on blockchain asset quantitative research that is headquartered in London, England and was founded in 2014 by Cedric Jeanson.

Qtum is a decentralized application platform forked as a hybrid of Bitcoin and Ethereum technologies.

A Munich-based company that offers decentralizing authorization, authentication, verification & certification products for the blockchain.

A blockchain and cryptocurrency development company developing blockchain based business solutions for investment funds, administrators, trading firms, exchanges and accounting firms.

An accelerator for the development of Ethereum Classic and supporting blockchain startups.

StartEngine is an equity crowdfunding platform. StartEngine allows non accredited investors invest online, own shares in startups and early growth companies. Over 150 Startups and entrepreneurs have been funded on StartEngine.

Bletchley Park Asset Management is a blockchain investment company that delivers an institutional approach to investing in blockchain asset technologies and digital currencies.

Project providing multiple high-performance, flexible blockchain frameworks and a distributed trust collaboration platform

EncrypGen is a blockchain project designed to allow individuals to place their genetic code on the blockchain privately and securely and manage the ability to sell it to researchers.

Foam is a blockchain software development company building an open protocol for decentralized geospatial data markets.

Akasha is a blockchain based decentralized social media network that is built using Ethereum and is embedded into the Inter-Planetary File System.

Compound is a company with an open-source protocol for algorithmic Money Markets on the Ethereum blockchain.It designs apps that allows for users of cryptocurrencies to monetize and borrow tokens. 

EOS is a smart contract blockchain for building decentralized applications. The EOS blockchain is currently still in development led by Dan Larimer.

MetaMask is a browser extension that acts as a bridge between internet browsers, Ethereum, and decentralized applications built on the Ethereum network.

CrowdWiz is a crowd wisdom based digital asset management platform allowing users to create and manage funds which others can invest in.

ICON is a decentralized application platform utilizing a consensus algorithm called loopchain fault tolerant (LFT), a derivation of tendermint's byzantine fault tolerant algorithm. The loopchain platform is designed to enable transactions between independent ICON blockchains to form a community called a nexus.

Fluree is a developing FlureeDB, a blockchain based decentralized database.

WeiFund is decentralized, secure, open-sourced and interoperable crowd-funding platform.

A blockchain platform for exchanging financial information without sharing data. It is located in Marina Del Rey, California and was founded in 2017.

Iconomi is a cryptocurrency and digital asset management platform allowing individuals to create digital asset arrays of digital tokens which anyone can invest in.

dYdX is a protocol for the decentralized exchange of cryptoasset derivatives.