Sky
Get rewarded for saving, without giving up control.
Sky lets users earn rewards for saving digital assets while maintaining full control of their funds.
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53 hand-verified custody and wallets projects deployed on or supporting Optimism. The sector comprising products and services for secure storage and control of digital assets through key management, including non-custodial wallets (software, hardware, multisig, smart contract), custodial providers, and custody infrastructure.
53 projects found · Last updated Sep 11, 2026
Optimism (OP Mainnet) is a Layer 2 optimistic rollup chain on Ethereum that processes transactions off-chain and posts batched data to L1 for settlement. The rollup inherits Ethereum security through fraud-proof verification, where invalid state transitions can be challenged within a withdrawal period. Developers deploy unmodified Solidity contracts with reduced gas costs while users access decentralized applications at significantly lower fees than mainnet.
View the Optimism profile →Showing 1–50 of 53 results
Get rewarded for saving, without giving up control.
Sky lets users earn rewards for saving digital assets while maintaining full control of their funds.
Infrastructure that powers financial possibility
Fireblocks is a digital asset infrastructure company that helps financial institutions, fintechs, and businesses secure, transfer, and manage digital assets. Its platform supports custody, stablecoin issuance, tokenization, and payments for organizations operating across the digital asset economy.
One wallet. All chains.
NEAR Mobile lets users store, send, stake, and swap crypto across multiple blockchains through a non-custodial mobile wallet built on NEAR Protocol.
The Multichain Wallet for Web3
MathWallet is a multi-platform cryptocurrency wallet supporting multiple blockchains and thousands of digital assets. It lets users store, manage, and trade tokens across mobile, browser, web, and hardware interfaces.
Community-driven Crypto Wallet
Walletverse helps users manage various cryptocurrencies through a self-custody mobile wallet supporting hundreds of blockchain networks and decentralized applications.
Everyone's gateway to the open internet
Coin98 is a non-custodial crypto wallet company. It provides multi-chain wallets, an exchange, and developer tooling that let users store, trade, and interact with digital assets across many blockchains.
Smart Accounts to Own the Internet
Safe helps users secure digital assets using multi-signature smart accounts that eliminate single points of failure and provide programmable security features.
Now You're in Control.
Ledger is a hardware wallet company that provides secure storage and management for digital assets. Its devices and companion software protect private keys offline for individuals and institutions.
The truly open source crypto wallet
OneKey is a crypto wallet company offering hardware and software wallets for digital asset storage. It serves individual holders and institutions with open-source, multichain self-custody tools.
Institutional grade digital asset custody and wallet infrastructure built by experts
Liminal is a digital asset custody and wallet infrastructure provider. It serves exchanges, Web3 platforms, hedge funds, family offices, and other institutions with secure key management and compliance tools.
The Multi-Chain DID Gateway to Web3
Nabox is a multi-chain digital wallet for managing crypto assets across multiple blockchain networks with integrated DApp access and cross-chain swap capabilities.
The only crypto wallet you need
Exodus helps users manage digital assets across multiple blockchains through a self-custody wallet interface.
Keep your funds safe from here on
Safeheron is a digital asset self-custody company offering MPC based wallet infrastructure. It helps institutions such as exchanges, brokerages, and funds secure and manage private keys without a single point of failure.
The smart crypto wallet for holders who want more
Braavos is a self-custody smart contract wallet for Bitcoin and Starknet, offering biometric 2FA security and DeFi features on mobile and browser.
Your digital world, under your control
imToken is a self-custodial multi-chain wallet for storing, sending, and managing tokens across a wide range of blockchain networks.
PROTECT YOUR TOMORROW, TODAY
Bron Wallet is a self-custodial crypto wallet that uses MPC-based key management for asset storage, staking, and cross-chain swaps across multiple blockchains.
The Institutional Gateway for Digital Assets
Komainu provides regulated digital asset custody services designed for institutional clients with segregated on-chain storage and regulatory compliance.
In Freedom We Trust
Trust Wallet is a mobile cryptocurrency wallet that supports multiple blockchains and tokens.
All-in-one crypto wallet and exchange
Backpack offers users a multi-chain wallet and regulated exchange for trading and managing digital assets across multiple blockchain networks.
Simple, secure, on the go.
CoolWallet is a hardware wallet company that makes credit-card-sized cold storage devices for cryptocurrency. Its products let users store private keys offline while managing assets via a companion mobile app.
The most secure wallet ever built.
NGRAVE is a digital asset security company that makes a self-custody hardware wallet system. It helps users store private keys offline and manage crypto through an air-gapped device, a metal key backup, and a companion app.
One-stop Digital Asset Management Service Platform
SINOHOPE provides institutional custody services for digital assets using multi-party computation technology and regulatory-compliant infrastructure.
Your Favorite Crypto Social Wallet
Tomo helps users manage digital assets across multiple blockchain networks using social account logins for easy access and control.
Borderless NeoBank
Tria is a self-custodial neobank for digital assets. It combines wallet infrastructure, cross-chain swaps, yield products, and crypto payment cards for users who want to trade, earn, and spend without giving up custody.
Secure, private, yours
UnityWallet is a self-custodial mobile wallet that lets users store, swap, stake, and manage digital assets across multiple blockchains.
Be In Charge of Your Crypto
Guarda helps users manage digital assets by providing non-custodial wallets across web, mobile, and desktop platforms.
The easy way to earn on blockchains
DeGate is a self-custodial crypto wallet for cross-chain swaps and yield. It lets users buy, sell, and earn across multiple blockchains from a single interface without bridging or holding gas tokens.
Institutional Grade Self-Custody
io.finnet provides MPC-powered self-custody infrastructure for institutional digital asset management with support for multiple blockchains and no transaction fees.
Experience Crypto in Color
Rainbow is a user-friendly Ethereum wallet that allows individuals to manage, swap, and securely store their cryptocurrency and NFTs directly on their mobile device.
One-click Web3 onboarding with Passkeys Developer kit
Passkeys Wallet offers one-click Web3 onboarding with biometric login for seamless and secure user experiences.
Your crypto wallet for Solana, Ethereum, Defi
Zerion helps users manage crypto portfolios across multiple blockchains through a self-custodial wallet interface.
The trusted digital asset wallet platform
Cobo is a digital asset custody and wallet infrastructure company. It helps institutions and developers manage digital assets through custodial, MPC, smart contract, and exchange wallets.
The Sovereign Onchain bank and Bitcoin Wallet
Xverse is a self-custodial Bitcoin wallet that lets users store, swap, and earn across Bitcoin Layer 1 and Layer 2 networks including Stacks, Starknet, and Spark.
Institutional Digital Assets Infrastructure
Bitpowr provides digital asset custody and wallet infrastructure for institutions and developers to manage secure wallets across multiple blockchains.
The Digital Asset Operations Platform
Utila provides institutional digital asset operations infrastructure with MPC wallets, enabling organizations to securely manage, build, and scale on digital assets.
Buy, Store, Send Crypto
Coin Wallet is a self-custodial multicurrency wallet that lets users store, send, receive, buy, sell, and swap digital assets across multiple blockchains.
One wallet, zero limits
NUFI is a self-custodial wallet for managing, staking, and trading crypto across Cardano, Solana, Ethereum, Bitcoin, and other blockchains.
Web3 for all
Omni is a self-custodial mobile wallet that lets users manage digital assets, stake tokens, and access DeFi across multiple blockchains.
The rewarding crypto wallet
Virgo is a multi-blockchain crypto wallet that lets users store, swap, and earn rewards through airdrops and a loyalty program.
Multisig multi-chain Web3 wallet
TotalSig provides a multichain multisig wallet using MPC technology for secure collaborative asset management across various blockchains.
Your operating system for managing on-chain assets
MPCVault helps Web3 teams manage digital assets by providing non-custodial multi-signature wallet infrastructure with MPC technology.
The way to experience multichain in crypto.
Temple Wallet helps users manage digital assets across Tezos and EVM blockchains with built-in swap, staking, NFT support, and rewards.
The crypto superapp
Infinex provides users with a non-custodial account system that combines wallet functionality, portfolio management, and trading capabilities across multiple blockchains.
Cold & MultiSig wallet for professionals and teams
Ownbit is a mobile cryptocurrency wallet offering cold storage and multi-signature features for secure digital asset management.
Self-custody made simple. Trading made effortless.
Ethos DeFi helps users manage digital assets by providing a self-custody wallet with cross-chain trading and AI-powered features.
The End-to-End Wallet for Teams
Den helps onchain teams manage multi-signature wallets by automating transaction coordination, decoding complex transactions, and providing accounting tools.
Your Trusted Gateway to PulseChain
PulseWallet helps users store and manage digital assets on PulseChain using MPC technology for enhanced security without seed phrases.
The financial home for crypto power users
Fluidkey is a self-custodial wallet that lets users receive, grow, and spend digital assets privately using stealth addresses and integrated bank transfers.
The most comprehensive wallet platform on the market for your digital assets.
Fordefi is an asset management platform providing secure custody solutions for institutional clients in DeFi, focusing on security and operational efficiency.
Build with Smart Accounts
Pimlico helps developers build smart accounts by providing ERC-4337 infrastructure including bundlers, paymasters, and developer tools.