CoinJar

Established in 2013, CoinJar is the easiest way to buy, sell, store, send and spend Bitcoin and other cryptocurrencies

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We build, buy, and invest in bitcoin and blockchain companies

Building the liquidity backbone of DeFi

Universal Security Layer Powered by Bitcoin

All-in-one platform for crypto futures

A Layer-1 blockchain leading the way for Web3 adoption by combining scalability, compatibility, and zero-knowledge proofs

Account Abstraction toolkit to enable the simplest UX on your dapp or wallet

We're building critical infrastructure to enable a more decentralized internet

The leader in web3 hardware security