Q2 was epic at Blockstream! 🚀 1️⃣ Simplicity activated on the @npub1nyyh...7gan 2️⃣ Core Lightning shipped new features and developer tools 3️⃣ The all-new Blockstream app went live @The Bitcoin Conference 4️⃣ Thousands of Blockstream Jade hardware wallets were donated to educators around the globe image Dive into the full Q2 rundown for an inside look at company progress, business growth, industry moves, and the latest from our engineering teams.
Blockstream
Blockstream Quarterly Update - Q2 2025
In this latest update, we cover key technical progress, product launches, research breakthroughs, media wins and commercial successes throughout th...
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With $14B in ETF flows and treasury companies accelerating, Bitwise Invest CIO Matt Hougan says $200K Bitcoin is still in play this year. Tune in to Bitcoin Capital #19 for his take on what’s coming next. 🗓 August 5 at 15:00 UTC https://x.com/i/broadcasts/1dRJZYELrooGB image
In 2017, Blockstream set out to develop a smart contract language that outperforms Bitcoin Script and EVM, offering more expressiveness with stronger safety assurances. Eight years later, we believe we've done it. Introducing Simplicity.
Blockstream
Simplicity Launches on Liquid Mainnet
Back in 2017, Russell O'Connor at Blockstream published the Simplicity whitepaper. The goal was ambitious: design a clean-slate vision for a smart ...
 image --- Simplicity isn't like Solidity, or most modern programming languages, which are Turing-complete. Instead, the language was designed to express any finite function while avoiding the risks associated with unbounded loops and global state.
Simplicity
Simplicity: Next-Generation Smart Contracts for Bitcoin
Build secure, transparent Bitcoin smart contracts with Simplicity. Learn, write, and deploy powerful contracts using Simplicity and SimplicityHL.
 image --- Simplicity provides developers with high confidence in their applications, allowing them to know all potential outcomes and fee costs before execution. The recent Bybit hack illustrates the risks of including features like recursion and global state.
Blockstream
The Risks of Expressive Smart Contracts: Lessons from the Latest Ethereum Hack
The fresh Bybit exploit in an Ethereum smart contract has revived long-standing debates about the security trade-offs built into the Ethereum proto...
 image --- With Simplicity's arrival, we have for the first time a clean foundation for serious financial applications, without the complexity and patchwork of risks that defined the last era of DeFi. --- Want to build covenants, vaults and delegation schemes? Now you can on the @npub1nyyh...7gan. Want to create derivatives, pooled wallets or tokenless DEXs? That's possible too.
The Liquid Network
The Liquid Network: The Financial Layer for Bitcoin Capital Markets
Liquid is an open-source Bitcoin layer-2 that enables fast, confidential bitcoin payments and secure asset issuance.
 --- Simplicity on Liquid is just the beginning. With community feedback, real-world usage, and more tooling, docs, wallet support, and example contracts, our next major goal is to activate on a Bitcoin test network. Get started today.
Simplicity
Simplicity: Next-Generation Smart Contracts for Bitcoin
Build secure, transparent Bitcoin smart contracts with Simplicity. Learn, write, and deploy powerful contracts using Simplicity and SimplicityHL.
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Our Bitcoin Pizza Day donation keeps making its way around the world 🌍 We're excited to support Bitcoin Africa Story, part of the @My First Bitcoin node network, as they teach self-custody with the secure, Bitcoin-only, open-source Jade hardware wallet. image
With the Jade Plus, it’s simple to scan and sign air-gapped Bitcoin and @npub1nyyh...7gan transactions, bringing the highest level of Bitcoin security to everyone. Getting started with air-gapped Bitcoin security is easy with Jade Plus. Visit the Blockstream Store today. ⬇️ https://store.blockstream.com/products/jade-plus
Bitcoin meetups have always been the engine of adoption. Now with the new Blockstream Local, meetup organizers can access free workshop materials, receive on-chain Bitcoin to distribute at events, and onboard their community to self-custody with the Blockstream app and Blockstream Jade. image Read the full story on how Blockstream Local, now powered by the Blockstream app, plans to fuel grassroots Bitcoin adoption with real sats and free open-source self-custody tools. From El Salvador to Cuba, Namibia to Indonesia, learn how to get involved.
Blockstream
Blockstream Local: Now Powered by the Blockstream App
Grass-roots Bitcoin meetups have always been an engine of adoption. They turn abstract ideas into practical skills: someone installs a wallet, lear...
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To celebrate Bitcoin Pizza Day, we teamed up with @PUBKEY to announce a donation of 1,000 Jade wallets to the @My First Bitcoin node network, supporting hands-on open-source Bitcoin education worldwide. Meet the communities receiving them 🧵⬇️ In the Dominican Republic, BTC Dominicana is using their new Jades to empower the local Bitcoin community with tools for self-custody, education, and growth. 🇩🇴 image In Mexico, @The Core - Bitcoin Education is putting Jades to work in monthly meetups demonstrating real Bitcoin self-custody in action. 🇲🇽 image In Nigeria, Bitcoin Anambra is strengthening its grassroots mission by delivering Bitcoin education and self-custody tools to the people. 🇳🇬 image Returning from El Salvador and Guatemala, Kirscha Kievits is set to equip students with Jades for hands-on Bitcoin learning. image Watch the recap from @PubKey NYC and see the moment the donation was announced.
Feeling late to Bitcoin? @The Bitcoin Conference in Las Vegas our CIO Sean Bill explains why pensions still see huge upside ahead with Bitcoin’s 79% compound growth and a Sortino ratio that blows away stocks.