Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category1
Sort:Used by Most Apps
serde_json
The de facto standard JSON library for Rust, built on the Serde serialization framework
serde
A generic framework for serializing and deserializing Rust data structures efficiently and safely.
base64
Correct, fast, and configurable base64 encoding and decoding for Rust, with pluggable alphabets and padding.
uuid
Generate and parse UUIDs in Rust across every standardized version, from v1 to v8.
toml
A native Rust encoder and decoder for TOML with first-class Serde support.
serde_yaml
Strongly typed YAML serialization and deserialization for Rust, built on Serde
orjson
A fast, correct, Rust-backed JSON library for Python with native dataclass, datetime, and numpy support
csv
Fast, flexible CSV reading and writing for Rust, with Serde support
bincode
A compact, zero-fluff binary encoder and decoder for turning Rust structs into space-efficient byte streams.
prost
A Protocol Buffers implementation for Rust that generates simple, idiomatic types via derive macros.
Schemars
Generate JSON Schema documents directly from Rust types
Arrow
The official Rust implementation of the Apache Arrow columnar in-memory data format.
bytemuck
A zero-cost, no_std Rust crate for safely casting between plain data types and reinterpreting slices as bytes.
serde_with
Custom de/serialization helpers for Rust's serde, via the with and serde_as annotations
rmp-serde
Serde-powered MessagePack serialization and deserialization for Rust
serde_urlencoded
Serialize and deserialize application/x-www-form-urlencoded data in Rust using Serde
quicktype
Generate strongly-typed models and serializers from JSON, Schema, TypeScript, or GraphQL
sqlparser
Extensible SQL lexer and parser for Rust, conforming to ANSI SQL:2011
rust-brotli
A no-std-friendly Rust port of Google's Brotli compressor and decompressor, byte-compatible with the reference C implementation.
lz4_flex
Fastest pure-Rust implementation of LZ4 compression and decompression
half
IEEE 754 f16 and bf16 half-precision floating-point types for Rust
data-encoding
Efficient, customizable base16/base32/base64 encoding functions for Rust
FlatBuffers
Google's memory-efficient, zero-copy serialization library for cross-language data exchange
deltalake
Native Rust-powered Python binding for Delta Lake, giving pandas, Polars, and Arrow workflows ACID table reads and writes without a JVM.