Shapeless utilities for common data types

Automatic and customizable compile time transformations between similar case classes and sealed traits/enums, essentially a thing that glues your code. Scala 3 only. Or is it duct 🤔

Deriving Spark DataFrame schemas from case classes

Scala ADT support for Apache Flink

Read and write Parquet in Scala. Use Scala classes as schema. No need to start a cluster.

JSON Schema validation for Circe

Object-Notation Abstraction for JSON, binary, HOCON, etc.

A library to transform Scala product types and Schemes from different systems into other Schemes. Any implemented type automatically gets methods to convert it into the rest of the types and vice v…

Protocol buffer compiler for Scala.

Generic programming for Scala

Java JPEG XL decoder

JPEG XL image format reference implementation

Framework to interpret and transpile JVM bytecode to JavaScript, OpenCL or WebAssembly.

self(auto)- documenting encoders and decoders

Command line tool for inspecting Parquet files

Tooling for converting to and from the Smithy IDL

Scala implementation of Borsh serialization format

Circe encoder/decoder implementation for ADT/JSON for Scala 3

Functional Avro for Scala

A library that converts JSON Schema to Scala Case Classes

Smithy is a protocol-agnostic interface definition language and set of tools for generating clients, servers, and documentation for any programming language.

Read/Write Scala objects directly to Protobuf with no .proto file definitions

Scala macro based library to convert between Protocol Buffers based models and detached models

🔧 Scala datamodel transpiler

Snappy compressor/decompressor for Java

A Scala library for parsing DMARC aggregate reports

Rust implementation of CSS Syntax Level 3

Efficient CBOR and JSON (de)serialization in Scala