Protocol Buffers

Language-neutral data serialization

79
Needs attention
Funding
Stable
Maintenance
Active
Contributors
Healthy
Bus Factor
High risk
Metrics last updated: 6 days ago (2026-02-07)

Overview

Protocol Buffers (protobuf) is Google’s language-neutral, platform-neutral, extensible mechanism for serializing structured data.

Importance

  • Foundation of gRPC
  • Powers data serialization at scale
  • Critical for efficient communication
  • Used by major companies worldwide

Key Features

  • Compact binary format
  • Schema evolution
  • Code generation
  • Cross-language support

Sustainability

Protocol Buffers is maintained by Google with strong corporate backing and active development.

Dependencies

⬆️ Depends On (1)
Protocol Buffers
unknown

Dependency Chain

Upstream
Linux Kernel
Protocol Buffers

Impact Analysis

1 Direct Dependencies
0 Dependent Projects
🔝 Top-level project