Line Next Funding, Investors & Competitors

OpenSea is a leading peer-to-peer marketplace for non-fungible tokens and crypto collectibles on blockchains like Ethereum and Polygon. It supports trading of digital art, gaming items, virtual land, and domain names through smart contracts. New York-headquartered since its 2017 founding, OpenSea dominates the NFT sector with integrations for major wallets and collections.

Story Protocol is a web3 infrastructure layer for on-chain intellectual property management tailored to narrative universes in gaming, media, and entertainment. Creators deploy programmable licenses, track derivative works, and enforce royalties through Layer 2 solutions on Optimism. The protocol supports IP composability, enabling shared worlds where assets like characters and lore generate automated revenue shares. Introduced in 2023, Story Protocol secures partnerships with Animoca Brands and integrates with Unity for game development workflows.

Ripple is a San Francisco-headquartered blockchain company powering cross-border payments through the XRP Ledger. Its On-Demand Liquidity service settles transactions in 3-5 seconds for 100+ financial institutions including Santander, Standard Chartered, and SBI Holdings. Founded in 2012, Ripple processes $30 billion quarterly volume with software adopted by MoneyGram.

Founded in 2009, Block provides payment services to merchants, along with related services. The company also launched Cash App, a person-to-person payment network. In 2024, Square's payment volume was almost USD 250 million.

Founded in 2012, Coinbase is the leading cryptocurrency exchange platform in the United States. The company intends to be the safe and regulation-compliant point of entry for retail investors and institutions into the cryptocurrency economy. Users can establish an account directly with the firm, instead of using an intermediary, and many choose to allow Coinbase to act as a custodian for their cryptocurrency, giving the company breadth beyond that of a traditional financial exchange. While the company still generates the majority of its revenue from transaction fees charged to its retail customers, Coinbase uses internal investment and acquisitions to expand into adjacent businesses, such as prime brokerage and data analytics.

OKX is a Seychelles-headquartered cryptocurrency exchange ranking second globally by trading volume. It supports 350-plus tokens and 100 fiat currencies, offering spot trading, futures, and an NFT marketplace. OKX releases monthly Proof of Reserves and provides a Web3 wallet for decentralized assets, serving professional traders worldwide.

Circle Internet Group Inc is a financial technology firm engaged in digital currencies and public blockchains for payments, commerce, and financial applications. The company's platform is a full-stack, internet financial platform business, organized around three pillars: Arc Blockchain and Developer Infrastructure, Circle Digital Assets and Services, and Circle Applications.

Kraken is a San Francisco-headquartered cryptocurrency exchange supporting spot, futures, margin trading, staking, OTC services, and a multi-chain wallet. It lists over 200 assets including Bitcoin, Ethereum, and Solana against fiat pairs like USD, EUR, and GBP. Institutional tools cover API trading, dark pools, and custody for hedge funds. Founded in 2011, Kraken operates in 190 countries with offices in London and Tokyo, serving retail and pro traders through advanced charting and 24/7 support.

Crypto.com is a Singapore-headquartered cryptocurrency exchange founded in 2016. The platform facilitates buying, selling, and trading more than 350 cryptocurrencies and tokens across spot, derivatives, and perpetual futures markets. Users access on-chain staking for assets like Ethereum and Cosmos, earn interest through flexible savings accounts, and build diversified portfolios with crypto baskets tracking indices such as DeFi or metaverse sectors. Crypto.com issues the Crypto.com Visa Card available in multiple tiers with cashback rewards up to 8 percent. The company powers fiat on-ramps in over 30 countries including USD, EUR, and GBP pairs. It operates the Cronos blockchain for DeFi applications and runs an NFT marketplace featuring collections from artists and brands. Crypto.com holds naming rights to Crypto.com Arena in Los Angeles and partners with Formula 1.

BitMine Immersion Technologies Inc is a Bitcoin and Ethereum Network Company with a focus on the accumulation of Crypto for long term investment, whether acquired by its Bitcoin mining operations or from the proceeds of capital raising transactions. Company business lines include Bitcoin Mining, Synthetic Bitcoin mining through involvement in Bitcoin mining, hashrate as a financial product, offering advisory and mining services to companies interested in earning Bitcoin denominated revenues, and general Bitcoin advisory to public companies. BitMine’s operations are located in low-cost energy regions in Trinidad; Pecos, Texas; and Silverton, Texas.

Blockchain.com is a London-based cryptocurrency infrastructure platform founded in 2011. It operates a self-custody wallet, a retail brokerage and exchange, and an institutional prime brokerage business, alongside a widely used public blockchain explorer. The company has served more than 40 million verified users and processed over $1 trillion in crypto transactions, and it holds licenses across multiple jurisdictions to operate as a regulated participant in the crypto industry.

Alchemy is a blockchain developer platform powering over 70 percent of top web3 applications with APIs for Ethereum, Polygon, Arbitrum, and Optimism. Services include node infrastructure, enhanced APIs, and analytics dashboards used by OpenSea, Uniswap, and Dapper Labs. San Francisco-headquartered since 2020, the company processes 10 billion compute units monthly across 1 million daily active app chains.

KuCoin is a Chinese cryptocurrency exchange supporting spot, margin, futures trading, and staking for over 700 tokens. It caters to global traders with features like trading bots, API access, and fiat on-ramps via bank cards. KuCoin lists projects from Binance and Coinbase ecosystems. Launched in 2017, the platform maintains offices in Singapore and Hong Kong.

Labs is a Santa Monica, California-headquartered holding company overseeing labs in AI, immersive realities, blockchain, and human enhancement technologies. Restructured in 2025 from LavLabs Inc., it manages entities like Labs Intelligence, Labs Realities, and Labs Crypto, alongside brands such as Yuhmmy for social-taste experiences. The firm supports ecosystems in finance, realty, education, and entertainment through its family of specialized labs.

Polymarket is a New York-based prediction market on the Polygon network using USDC stablecoin. Users trade shares on events like U.S. elections, Oscars, and sports outcomes with settlement via Chainlink oracles. The platform processed over $1 billion in volume during the 2024 election cycle, attracting traders from 150 countries through Ethereum wallets.

FalconX is a San Mateo-headquartered digital asset prime brokerage serving institutional clients with trading execution, financing, credit, and custody across 200 cryptocurrencies. Founded in 2018, it connects to 80 exchanges for aggregated liquidity and employs quantitative models for optimal pricing in spot, derivatives, and OTC markets. Hedge funds, market makers, and family offices rely on its API-driven platform for portfolio management in global crypto markets.

Fireblocks is a New York-headquartered digital asset security platform safeguarding cryptocurrency transfers between exchanges, wallets, and custodians. Its MPC-CMP technology eliminates single points of failure in private key management, supporting over 1,800 tokens across Bitcoin, Ethereum, and layer-2 networks. The Fireblocks Network connects more than 1,800 institutional clients including BNY Mellon, Galaxy Digital, and Kraken for seamless, insured transfers. Founded in 2018, the platform processes over $10 trillion in transactions annually and integrates with custody providers worldwide.

StarkWare Industries is a Tel Aviv-headquartered blockchain technology company developing the STARK proof system for scalable, privacy-preserving computations. The firm builds a full-stack suite including Cairo language, prover networks, and verification tools to enable zero-knowledge proofs for decentralized applications on Ethereum.