elixir-protobuf/protobuf
This is a pure Elixir implementation of Google's Protocol Buffers, providing a complete toolkit for encoding, decoding, and generating code for Protobuf messages. The system supports multiple serialization formats including binary, JSON, and text, while also offering a `protoc` plugin to generate Elixir modules from `.proto` files. It includes utilities for handling Google standard types, managing field presence, and running conformance tests to ensure specification compliance.
61.9
Adequate · 6 August 2026
9.4k
lines of production code
Elixir
primary language
2
bus factor · 61 authors in all
4
measurements over time
How it got here
2017 · Initial release and protoc generator
This period marks the initial release of the protobuf-elixir library, establishing the core Elixir implementation for Google Protobuf. The work focused on introducing the protoc code generator and associated EEx templates to produce Elixir code from .proto files. Comprehensive test coverage was added to validate the new modular architecture, serialization formats, and code generation features.
15 changes
2018–2020 · Protobuf JSON mapping and benchmarking
This period focused on expanding Protocol Buffers support with JSON encoding and decoding, alongside the addition of standard Google types. The team also introduced a comprehensive benchmarking suite to measure and track the performance of encoding and decoding operations.
10 changes
2021–2024 · Protobuf library refactoring and conformance
This period focused on refactoring the Protobuf library's internal structure, including wire format handling and the DSL, while adding comprehensive test coverage for these changes. Additionally, the project established a conformance test suite to validate compliance with the Protobuf specification and introduced utility modules for Google Protobuf types.
8 changes
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About this page
- The description of this project is derived from its own commit history, not from its README.
- The score is its highest published measurement, taken on 6 August 2026 at a pinned commit. It is not a live figure and does not change until the project is measured again.
- Measured at commit b0f59c2b2d — the exact code this score is about.
- Scored under rubric rubric-2026.08.19. Score the same commit under that rubric and you get the same number.