oj ☆
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Description:
JSON parser and visualization tool
Type: Formula  |  Latest Version: 1.27.0@0  |  Tracked Since: Nov 11, 2025
Links: Homepage  |  formulae.brew.sh
Category: Developer tools
Tags: json parser performance serialization ruby
Install: brew install oj
About:
Oj is a high-performance JSON parser and serializer for Ruby, designed for speed and efficiency. It provides a drop-in replacement for the standard JSON library, offering significant performance improvements for encoding and decoding operations. The tool also includes advanced features like object parsing and custom serialization options.
Key Features:
  • Extreme performance, often 2-10x faster than standard JSON libraries
  • Drop-in replacement for Ruby's standard JSON module
  • Supports custom serialization and object parsing
  • Handles complex data structures and edge cases efficiently
Use Cases:
  • Accelerating JSON processing in high-throughput Ruby applications
  • Reducing API response times in web services
  • Parsing large JSON datasets for data processing tasks
Alternatives:
  • json – Standard library, slower but built-in and sufficient for basic needs
  • yajl-ruby – Another fast streaming JSON parser, but Oj often benchmarks faster for standard parsing
Version History
Detected Version Rev Change Commit
Nov 11, 2025 5:45pm 0 VERSION_BUMP a21f56f7
Sep 16, 2025 8:59am 0 VERSION_BUMP 7289ab42
Jan 9, 2025 5:07pm 0 VERSION_BUMP 77a2f86c
Dec 31, 2024 5:10pm 0 VERSION_BUMP 50ab0b91
Dec 26, 2024 11:04pm 0 VERSION_BUMP 4d28db1a
Oct 27, 2024 12:56am 0 VERSION_BUMP 527e77b2
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