Bitcoin Optech helps Bitcoin users and businesses integrate scaling technologies.

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

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Recent newsletters and blog posts

  • Bitcoin Optech Newsletter #59

    This week’s newsletter briefly describes two discussions on the Bitcoin-Dev mailing list, one about Bitcoin vaults and one about reducing the size of public keys used in taproot. Also included are our regular sections about bech32 sending support and notable changes in popular Bitcoin infrastructure projects.

  • Bitcoin Optech Newsletter #58

    This week’s newsletter announces the maintenance release of Bitcoin Core 0.18.1, summarizes a discussion about BIP174 extensions, and notes a proposal for LN trampoline payments. Our bech32 sending support section this week features a special case study contributed by BRD and our notable changes section highlights several possibly significant developments.

  • Bitcoin Optech Newsletter #57

    This week’s newsletter describes fidelity bonds for JoinMarket-style decentralized coinjoin, mentions a PR for BIP322 signmessage support (including the ability to sign for bech32 addresses), and summarizes a discussion about bloom filters. Also included are our regular sections about bech32 sending support, popular Q&A from the Bitcoin StackExchange, and notable changes to popular Bitcoin infrastructure projects.

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Member Companies

Bitcoin Optech is supported by our member companies.

  • Alto Financial
  • Anchorage
  • BitGo
  • BitMEX
  • Bitrefill
  • Bitso
  • Bitstamp
  • BRD
  • Casa
  • Coinbase
  • Conio
  • CryptoGarage
  • Electrum
  • Kraken
  • Ledger
  • Paxos
  • Purse
  • Square
  • Xapo