Open-source self-custodial wallet infrastructure: key generation, Shamir SSS 2-of-3 sharding, recovery, reshare, and platform-agnostic signed_request verification — via MCP server / CLI / verify SDK. Any platform can integrate via the public protocol.
1 file for Codex and OpenCode: shardnest AGENTS.md — 1,819 tokens loaded in every session.
AGENTS.md A 1,819 tok These files are hua-hua3321/shardnest's own configuration — they tell Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.