tmux sidebar for coding agents — Amp, Claude Code, Codex, OpenCode. Per-thread markers, local HTTP API, live session state.

sources for the Scala language website

Real-time Coinbase L2 orderbook viewer — C++20, Boost.Beast WebSocket, TUI file output

The open source coding agent.

A declarative, extensible framework for building Elixir applications.

Tooling for building DSLs in Elixir

Bootstrapped algebraic data types for Elixir

Monads and other dark magic for Elixir

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 auto-converts agent tools and MCP servers into code that runs in secure sandboxes for token-efficient workflows.

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