Optimism is an open-source Layer 2 scaling solution for Ethereum designed to increase throughput and reduce transaction costs while maintaining security.
Optimism is a Layer 2 scaling solution built to enhance Ethereum's scalability by leveraging optimistic rollup technology. It enables faster and cheaper transactions while inheriting Ethereum's security guarantees. The project is maintained by the Optimism Collective, which promotes open-source development and community governance to foster a decentralized ecosystem. Optimism's architecture is modular and designed for extensibility, allowing developers to build their own Layer 2 chains using the OP Stack, a shared software stack that powers Optimism and other blockchains like Base.
The OP Stack repository contains core components such as smart contracts, node clients, monitoring tools, and SDKs that facilitate interaction with the Optimism network. Developers can deploy their own rollups or build on OP Mainnet, benefiting from a robust ecosystem and active community support. The platform is preparing for the Bedrock upgrade, a major enhancement that improves performance and developer experience.
Optimism differentiates itself by its aggressive open-source approach, comprehensive tooling, and governance model that rewards contributors based on impact. It supports a wide range of integrations and use cases, from decentralized finance (DeFi) applications to decentralized autonomous organizations (DAOs). Developers can get started by exploring the OP Stack documentation, joining community channels, and leveraging the SDK for seamless integration.
Ethereum's base layer faces scalability limitations that result in high transaction fees and slow confirmation times, hindering mass adoption and complex decentralized applications. Developers need a solution that can increase throughput without compromising security or decentralization.
A major network upgrade improving performance, compatibility, and developer experience.
Explore web3 competitors and apps like Rollux.
Free | |
|---|---|
| Price (Monthly) | Free |
| Price (Annual) | Free |
| Messaging | N/A |
| Support | Community support via Discord and GitHub |
| Analytics |
Reliable RPC, powerful APIs, and zero hassle.
Optimism provides extensive resources including detailed documentation, community forums, developer guides, and a bug bounty program to support secure and efficient development on its Layer 2 network.
Comprehensive SDK and utilities for interacting with Optimism, including node clients, monitoring, and contract libraries.
All core components are open-source, allowing developers to inspect, modify, and extend the protocol.
DeFi developers use Optimism to deploy high-throughput, low-cost smart contracts that maintain Ethereum-level security.
Infrastructure teams leverage the OP Stack to create tailored rollups optimized for specific use cases or communities.
DAO developers integrate Optimism to enable scalable governance mechanisms and token interactions with reduced fees.
Discover trusted tools and services in the QuickNode Marketplace. Everything you need to launch faster and scale smarter.







| Composability | |||
| Cross-Chain | |||
| Customizability | |||
| Developer Support | |||
| Ease of Integration | |||
| Performance |