Bitcoin Dev Kit is an open-source suite of software libraries designed to serve as a foundation for building secure, cross-platform Bitcoin wallet applications. Bitcoin Dev Kit's Twitter Score is 22 out of 1000 as of October 2026, ranking #45,207 (top 10%) among 493,952 tracked accounts.
Bitcoin Dev Kit was founded by Alekos Filini and is stewarded by the Bitcoin Dev Kit Foundation, a US 501(c)(6) nonprofit that oversees the project's free and open-source libraries and related training materials. The core of the project consists of Rust libraries providing on-chain Bitcoin wallet functionality, with language bindings available for Kotlin, Swift, and Python. During the implementation of Taproot support, the project achieved what Alekos Filini described as the first mainnet use of Bitcoin's OP_CHECKSIGADD opcode.
Bitcoin Dev Kit reached a significant milestone with the stable release of its bdk_wallet 1.0 API in Q4 2024, followed by bdk_wallet 2.0 and BDK CLI 1.0 in Q2 2025. The project is currently backed by Spiral and OpenSats, and was previously backed by Bitfinex. Bitcoin Dev Kit has published 294 posts and has been mentioned by 49 accounts a total of 116 times, reflecting steady engagement within the Bitcoin developer community.
Who follows Bitcoin Dev Kit on X?
Bitcoin Dev Kit attracts a technically oriented audience across the Bitcoin and broader crypto ecosystem. The accounts that follow Bitcoin Dev Kit include 122 founders, 8 angel investors, 47 influencers and 3 VCs, among them Udi Wertheimer, Jesse Powell, Zmanian, TO, Peter Todd and Dylan LeClair.