Bitcoin Optech helps Bitcoin users and businesses integrate scaling technologies.

We provide workshops, documentation, weekly newsletters, original research, case studies and announcements, analysis of Bitcoin software and services, and help facilitate improved relations between businesses and the open source community.

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Recent newsletters and blog posts

  • Bitcoin Optech Newsletter #148

    This week’s newsletter describes a security disclosure affecting protocols depending on a certain BIP125 opt-in replace by fee behavior and includes our regular sections with the summary of a Bitcoin Core PR Review Club meeting, announcements of new software releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.

  • Bitcoin Optech Newsletter #147

    This week’s newsletter encourages miners to start signaling for taproot and describes continued discussion about closing lost LN channels using only a wallet seed. Also included are our regular sections with announcements of releases and release candidates, plus notable changes to popular Bitcoin infrastructure software.

  • Bitcoin Optech Newsletter #146

    This week’s newsletter describes a draft specification for LN splicing, announces a workshop about transaction relay security, announces the addition of ECDSA signature adaptor support to libsecp256k1-zkp, and links to proposals to change the BIPs process. Also included are our regular sections with summaries of popular questions and answers from the Bitcoin StackExchange, announcements of software releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.

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Bitcoin Optech is generously supported by:

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  • Coinbase
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  • Fidelity Center for Applied Technology
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