Hearth fire starter - incubator/dogfooding for Hearth-based macro libraries

🔥 Feature-rich interactive Jira command line.

AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

Direct-style pure domain logic for Scala

Give your AI agent a Pup — a CLI companion with 200+ commands across 33+ Datadog products.

A PostgreSQL query builder for Scala that mirrors SQL structure directly in code

`Rig` lifted into `F[_]`

A light-weight and powerful meta-prompting, context engineering and spec-driven development system for Claude Code by TÂCHES.

🤖 An elegant Telegram bots framework for Rust

A bleeping fast scala build tool!

Fact Graph

A hash array-mapped trie implementation in C

Refactoring and linting tool for Scala

The first Scala macros' standard library

Adds numbered shortcuts to the output git status, and much more

A native (or transpiled) version of PROJ for both the JVM and JS ecosystems.

Apache Spark Connect Client for Rust

Direct File

Java interopability support for Swift

Declarative bidirectional codecs for DynamoDb AttributeValue, SDK 2

Yet Another Newtype Library for Scala 3 oriented at localized error messages

Scala library for efficient multi-dimensional arrays

Essential utilities, refined for Scala 3 with minimal dependencies

Typesafe, spec-first APIs without codegen. Just Import 'N' Go!

Scala macros for compile-time generation of safe and ultra-fast JSON codecs + circe booster

Native Scala mocking framework

Rust reflection, serialization, deserialization, pretty printing, etc. — the last proc macro you should need

aider is AI pair programming in your terminal

Open, Multi-modal Catalog for Data & AI