Buf's Guide to Protobuf. Home of the language spec and grammar for the Protobuf IDL.
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Updated
Jun 2, 2026 - CSS
Buf's Guide to Protobuf. Home of the language spec and grammar for the Protobuf IDL.
SimpleScript, A Simpler Programming Language (WIP)
Visualizing computer code 🔶↜🔵
Informal Specification of the Uncommon Language Framework (ULF)
Structured MCP for the TC39 specs. SHA-pinned ECMA-262 + ECMA-402, AOID-aware search, cross-spec references, edition diffs, git history — read-only, deterministic, hosted-safe.
M Standard
Deterministic rule language (RuleDSL v1.0) with versioned grammar contract and stable C SDK.
Interactive C23 language syntax diagrams with railroad visualizations and EBNF notation
DSM language layer: ANTLR4 grammar (DSM.g4) and the canonical JSON wire format. Producer-neutral spec implemented by viper, kibo, and friends.
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