@Optimism

Programmable financial infrastructure for enterprises. Built by Ethereum’s earliest scaling researchers.

 Global
optimism.io/
Joined September 2018
  • Tweets10.4K
  • Following328
  • Followers721K
1.4KMedia

What Is Built on OP Mainnet and the OP Stack? An Ecosystem Overview.

As of October 2026, 54 mainnet chains are built on the OP Stack. They handled 66.8% of all Layer 2 and Layer 3 transactions in an average month of 2026.

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Optimism Ecosystem Weekly Recap (KBW Edition)

Korea Blockchain Week kept the Optimism team busy this week, with plenty happening both in Seoul and across the ecosystem.

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Optimism Ecosystem Weekly Recap: September 21-25

A lot happened across the Optimism Ecosystem this week, from major milestones to new launches and integrations.

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How OP Enterprise provides the programmable financial infrastructure powering Ink

Ink, an L2 built on the OP Stack, is upgrading to OP Enterprise Fully Managed, run by the team that built the protocol. Chain ID, code, and the Ink application surface, including Tydro and Nado, all s…

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The institutional thesis is working

TL;DR: FalconX and Messari both published OP Stack analyses in May 2026. Both arrived at the same place: the institutional infrastructure thesis is working.

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Ronin Comes Home

TL;DR

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Inside ether.fi’s Move to OP Mainnet

The biggest migrations in finance are always disasters. TSB locked 1.9 million UK customers out of their own accounts for weeks after a botched platform switch in 2018. The outage made national news, …

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The First Self-Managed OP Enterprise Chain and What It Signals

Today Upbit, operated by Dunamu, announced its planned partnership with The Optimism Foundation on GIWA Chain — a new Ethereum Layer 2 built on the OP Stack. GIWA Chain plans to be the first chain t…

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Actions SDK: Add DeFi Yields to Your App in Minutes

tl;dr Actions is an open-source TypeScript SDK for letting your users perform onchain actions like lend, borrow, swap, and pay without managing complex infrastructure or self-custody.

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The Institutional Stack is Forming on OP Mainnet

tl;dr OP Mainnet added privacy infrastructure for enterprise, absorbed the largest TVL migration in its history, launched an institutional investment product, and became home to regulated precious met…

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The Case for Specialization: What the Ethereum L2 Roadmap Means for Enterprises

Authored by @karl_dot_tech Every enterprise evaluating blockchain infrastructure faces the same tradeoff: deploy on a shared chain and sacrifice control, or launch your own and sacrifice interoperab…

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How World Scaled from 2M to 38M+ Users

World Chain began as an app on Optimism’s OP Mainnet and has since grown into a high-throughput blockchain purpose-built for real humans. Today, World supports 17M+ verified unique humans. It anchor…

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