Anvil runs a local Ethereum node for development and testing, with in-memory execution, funded accounts, instant mining, and chain forking.
Eth Tester vs FailSafe
How do Eth Tester and FailSafe compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Eth Tester | FailSafe |
|---|---|---|
| What it is | eth-tester provides a suite of tools for testing Ethereum applications, according to its repository description. | FailSafe builds continuous security testing systems that probe applications, APIs, infrastructure, and AI systems for exploitable issues. |
| Website | ||
| Type | Open-source project | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Not recorded | Web |
| Open source | Yes | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Eth Tester and FailSafe.
EverRise develops bridging and security applications for DeFi protocols across BNB Chain, Ethereum, Polygon, Fantom, and Avalanche.
Scribble instruments Solidity code for runtime verification and property-based testing.
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.
Each Ethernaut level requires hacking a smart contract in the Ethereum Virtual Machine through a Web3 and Solidity wargame.





