Open Source
The protocol belongs to the community.
The grammar, the .ety syntax, the verifier blueprint, the MCP tool contract, and the Eternity book are an open contribution by RMDJ. Copy them, fork them, train on them. Our hosted Builder and MCP gateway are the metered surface that keeps the lights on — the protocol underneath is yours.
eternity/spec
Protocol specification + RFCs.
.ety syntax
Full grammar + plain-English keywords.
eternity/book
The Eternity book — every concept, free to read.
mcp tool contract
Four tool schemas, copy verbatim to host your own MCP server.
examples
Sample .ety intents you can remix.
self-host guide
Step-by-step DIY pipeline — no account, no credits.