Powerful, joyful building blocks for modern cloud-native applications.

Machine Learning (MLeap) Model Serving application for Scala

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

A blazingly fast JSON serializing & deserializing library

pctx is the execution layer for agentic tool calls. It exposes custom tools and MCP servers as code that runs in secure sandboxes for token-efficient calls.

Monadic folds

OpenRefine is a free, open source power tool for working with messy data and improving it

Fixed structure, non-probabilistic recursive, CAS only, lock-free, generic, dynamically resized implementation of Skip List. Ordering of elements is supported by Scala’s implicit Ordered type.

The first Scala macros' standard library.

A small, unopinionated ZIO interface to NIO.

Generates JSON Schema from Scala classes

Scala JSON Schema

Cryptographic primitives for Scala

Type-safe, high-performance cursor-based pagination for Slick with modular cursor codec support

Simple, beautiful CLI output

Sharding and location transparency for Scala

Monadic directed acyclic graph datastructures for Scala

JWT validation for Scala

Top level integration project with ZIO

Several rules to write the best possible code snippets

Home photos management

A scala diff/patch library for Json

Unified framework for working with Binary Files

Let sbt work for you.

Cats Actors framework for building apps which are reactive. Cats actors uses a conceptual actor model as a higher level abstraction for concurrency.

Java 8 annotation processor and framework for deriving algebraic data types constructors, pattern-matching, folds, optics and typeclasses.

UUID V1, V6, V7 & TypeID generation with ZIO

Implementation of a `AES` service providing 2 functions: `::encrypt` and `::decrypt`