The Best DeFiSafety Alternatives in 2026

Trail of Bits publishes security reviews, research, open-source tools, and talks covering software, blockchains, and AI systems.

Sentora provides non-custodial DeFi vaults, real-time analytics, and risk management for capital deployment across decentralized finance.

Sigma Prime audits smart contracts, zero-knowledge systems, blockchain infrastructure, and off-chain code, and publishes security research.

HAPI uses cross-chain smart contracts to add security functions to decentralized finance products.

Hats Finance runs a decentralized marketplace for smart contract bug bounties and audit competitions.

OpenZeppelin Defender is documented within the official OpenZeppelin library and tools documentation.

Rekt publishes investigative journalism and commentary on crypto incidents, with a ranked archive of major blockchain losses.

Tulipa Capital curates DeFi risk strategies and provides dashboards and partner information for its on-chain finance work.

Zellic provides security assessments for emerging technologies, using offensive security research to identify software vulnerabilities.

Hexens audits blockchain systems and offers continuous threat exposure monitoring, alongside research on smart contract platform vulnerabilities.

Re7 Labs advises DeFi protocols and curates on-chain risk, using research and in-house tooling across digital asset ecosystems.

Roobee Finance describes a multichain, community-managed platform for discovering and optimizing yield.

Each Ethernaut level requires hacking a smart contract in the Ethereum Virtual Machine through a Web3 and Solidity wargame.

3F Mutual offers insurance related to a MakerDAO emergency shutdown, according to its page.

Nexus Mutual offers crypto cover for risks including hacks and describes itself as an alternative to insurance.

AlphaPing operates non-custodial on-chain credit vaults with defined risk constraints, verifiable accounting, and liquidity rules.

B.Protocol Curator tracks data associated with B.Protocol's backstop pools for monitoring.

EverRise develops bridging and security applications for DeFi protocols across BNB Chain, Ethereum, Polygon, Fantom, and Avalanche.

OtterSec audits blockchain systems, including layer-one networks, wallets, DeFi protocols, bridges, and related infrastructure.

Three Sigma audits blockchain code and DeFi systems, reporting security findings and services for Web3 projects.

Anvil runs a local Ethereum node for development and testing, with in-memory execution, funded accounts, instant mining, and chain forking.

Ensuro offers digital insurance for embedded protection; its site reports policies sold and premiums collected.

StarkWare develops STARK proof technology for blockchain scalability, security, and privacy, with products including Starknet and StarkEx.

K3 Capital manages non-directional DeFi strategies such as interest-rate arbitrage, liquidity provision, and early protocol participation.