Casey Rodarmor is an open-source developer who created the Ordinals protocol, which assigns serial numbers to satoshis and enables Bitcoin-native digital artifacts called inscriptions. Casey's Twitter Score is 341 out of 1000 (an Excellent rating) as of September 2026, ranking #820 (top 0.5%) among 486,573 tracked accounts.
Casey founded Ordinals and founded Runes, a UTXO-based fungible token protocol for Bitcoin. He made the first mainnet inscription on December 14, 2022, and co-founded Ordinals Corporation, which was incorporated in February 2023 and dissolved in April 2023 without issuing shares or holding assets. Casey also opened Bitcoin BIPs pull request #1408 for Ordinal Numbers in January 2023, a proposal that was closed in March 2026.
Casey is affiliated with the Open Ordinals Institute and with Hell Money. Casey has accumulated 1,944,356 followers as of September 2026 and has made 12,438 posts on the platform. Casey has been mentioned by 483 accounts, with 1,233 total mentions.
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The accounts that follow Casey include 1,414 founders, 288 angel investors, 862 influencers and 21 VCs, among them Toly, Erik Voorhees, Laura Shin, Michael Saylor, Nic Carter and 6529.