Bitcoin Core


Tech

Bitcoin Developers Plan OP_RETURN Limit Removal in Next Release

Bitcoin Core’s decision to lift its long-standing 80-byte OP_RETURN limit has reignited tensions within the network’s developer and node-running communities.

(jivacore/Shutterstock)

Tech

Bitcoin Debate on Looser Data Limits Brings to Mind the Divisive Ordinals Controversy

Removing the blockchain's OP_RETURN size controls would allow more data to be embedded in transactions. Critics say this will only be used for spam.

Three people, including Peter Todd, sit at a panel discussion.

Tech

‘Just Don’t Break’ Bitcoin: Devs Debate Tech Upgrades to Top Crypto

The bitcoiners gathered at OP_Next were decidedly in favor of progress – but not too much progress, and certainly not too fast.

Will Foxley opens OP_NEXT (Danny Nelson/CoinDesk)

Consensus Magazine

Will Bitcoin’s New BIP Editors Streamline Development?

Five new editors were added to help speed up the process of approving and merging Bitcoin Improvement Proposals.

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Tech

Satoshi-Era Bitcoin Function 'OP_CAT' Dusted Off as Development Fervor Grows

Developers Ethan Heilman and Armin Sabouri view OP_CAT as a simple opcode that offers some of the general purpose functionality currently missing in Bitcoin

Armin Sabouri (left), one of the co-authors of the OP_CAT proposal; with Dan Gould, a Bitcoin developer; and co-author Ethan Heilman, in October at Chaincode Labs' Bitcoin Research Day, in New York. (Neha Narula)

Tech

Steward of Bitcoin Software Explains Why She Nixed an Acrimonious Code Debate

"All it was doing was generating noise," the Bitcoin Core maintainer Ava Chow says of Luke Dashjr's pull request, which would have severely curtailed the use of Ordinals inscriptions, sometimes known as "NFTs on Bitcoin."

Modified screenshot of Bitcoin Core maintainer Ava Chow's comment on GitHub, when she closed a controversial proposal from the developer Luke Dashjr. (GitHub, modified by CoinDesk)

Tech

Bitcoin Developer's Proposal to Stop 'Spam' NFTs Gets Shut Down

Luke Dashjr's technical proposal sounded innocuous enough: to make the popular Bitcoin Core software "effective with newer datacarrying styles." In reality, the effort represented a sophisticated but controversial plan to block the suddenly popular "inscriptions" known as "NFTs on Bitcoin."

Image of some of Luke Dashjr's proposed code changes, from pull request #28408. (GitHub, modified by CoinDesk)

Finance

VanEck to Donate 5% of BTC ETF Profits to Bitcoin Core Developers

The company last year made a similar pledge to Ethereum developers with respect to its ether futures ETF.

Coin jar (Josh Appel/Unsplash)

Tech

Bitcoin Core's 'v26.0' Upgrade Aims to Impede Eavesdropping, Tampering

The v26.0 upgrade contains experimental support for the v2 transport protocol as defined by Bitcoin Improvement Proposal 324 (BIP324).

Snippet of code pulled from Bitcoin Improvement Proposal 324, co-authored by Dhruv Mehta. (GitHub)

Tech

Disappearance of $900K Puts Focus on Vintage Bitcoin Project Libbitcoin

The issue, dubbed “Milk Sad,” was discovered in late July by information security firm Distrust.

Screenshot of code from Milk Sad vulnerability (milksad.info)