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

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

A human readable object notation / serialization format that syntactic similar to Rust and completely supports Serde's data model.

Spec-first Rust port of TOON (a token-efficient data format): deterministic JSON<->TOON conversion with strict validation and streaming support

Universal converter for JSON, YAML, XML, and CSV into the TOON format, written in Rust.

Loader for bvh animation files

A minimalist, schema- and editor-friendly data language for algebraic data types and concise descriptions of deeply nested data.

TeaLeaf: A schema-aware data format with human-readable text and compact binary.

🎨 Rust implementation of TOON (Token-Oriented Object Notation) - A human-readable, token-efficient serialization format for LLMs with full serde integration

General-purpose query language. Mirror of https://codeberg.org/lutra/lutra

YAML data format for Serde - serialization and deserialization library for Rust

HSV is both a text-based file format and a streaming protocol, using ASCII control characters. Unlimited nesting (like JSON) and file format (like CSV). No escaping required. Binary data supported via DLE transparency.

🛠️ Repair JSON from agent outputs effectively with `agentjson`, a Rust parser that fixes common errors and enhances data extraction.

A fully spec-compliant NestedText v3.8 parser and serializer for Rust

Object Record Table - a CSV like structured data format with native object and array support.

[CactusMC] Module component responsible for NBT parsing.

The core dixscript compiler ported from c# to rust fo the sake of improved performance and ffi, and what not

Put an RDF graph in one file. Drop it on a URL. Query it with SPARQL, no database server.

COVE: an experimental immutable, proof-aware archive/query file format for portable data, predicate metadata, object semantics and engine-neutral reads.