data-format

🎒 Token-Oriented Object Notation (TOON) – compact, human-readable serialization of JSON data for LLM prompts. TypeScript SDK, CLI, benchmarks.

Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..

Rusty Object Notation

High performance data store solution

CoffeeScript-Object-Notation. Same as JSON but for CoffeeScript objects.

Chepy is a python lib/cli equivalent of the awesome CyberChef tool.

Python library for reading and writing well data using Log ASCII Standard (LAS) files

Toonify: Compact data format reducing LLM token usage by 30-60%

A super-fast, compact, JSON-equivalent binary data format

A Python API for working with Neurodata stored in the NWB Format

Read and explore NetCDF files

STON - Smalltalk Object Notation - A lightweight text-based, human-readable data interchange format for class-based object-oriented languages like Smalltalk.

Token-Oriented Object Notation - A compact data format for reducing token consumption when sending structured data to LLMs (PHP implementation)

🔥 Token-efficient JSON alternative for LLMs & agentic AI — same data, fewer tokens. Python · JS/TS · Rust · Go · C++

EDN parser and generator that works with plain JS data, with support for TS and node streams

🎀 Awesome Zarr resources

Just Data. Save up to 85% network bandwidth and storage.

Python library for working with OMF files

Token-efficient data serialization for LLM/AI. 50% fewer tokens than JSON, 93% better value/token. Rust, schema validation, LSP.

Data format specification schema for the NWB neurophysiology data format