Show HN: Jsmn_Zig – Memory-Efficient JSON Tokenizer for Zig

1 month ago 7

Hello Zig community!

I’ve created jsmn_zig - a Zig port of the minimal JSMN JSON parser with significant improvements:

Key Features:

Hybrid memory: stack for small JSON, heap for large (auto-switch)

Compact tokens: 4 bytes vs 20+ in standard tokens (80% memory savings) Zero-copy streaming with proper state management

SIMD-ready optimizations for x86/ARM Comptime-configurable for embedded use

Perfect for:

Embedded systems where every byte matters

High-performance servers needing low-latency parsing

Network protocol implementations Configuration file parsing

GitHub: https://github.com/Ferki-git-creator/jsmn_zig

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