Scala

Simple, beautiful CLI output

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

Apache Spark - A unified analytics engine for large-scale data processing

Dicer auto-sharder: Infrastructure for building sharded services

FSA: Fusing FlashAttention within a Single Systolic Array

IndexTables is an experimental open-table format for Apache Spark that enables fast retrieval and full-text search across large-scale data. It integrates seamlessly with Spark SQL, allowing you to combine powerful search capabilities with joins, aggregations, and standard SQL operations.

An Open-Source Scaling Framework for Domain Specific Architectures

Build type-safe, boilerplate-less MCP servers in Scala using the HTTP transport

♞ lichess.org: the forever free, adless and open source chess server ♞

Agentic and LLM Programming in Scala

ElemRV - End-to-end Open-Source RISC-V Microcontroller

Open-source FPGA retro emulation handheld

Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc

Open-source high-performance RISC-V processor

Apache DataFusion Comet Spark Accelerator

An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs

Reference applications for funding, operating, and incentivizing the use of a decentralized, public Canton synchronizer. Includes the Amulet reference application for creating native payment utilities for Canton synchronizers and Daml applications.

Like VexRiscv, but, Harder, Better, Faster, Stronger

An open-source UCIe implementation

Simple database migration tool for Postgres with skunk on JVM and Native

An Agile RISC-V SoC Design Framework with in-order cores, out-of-order cores, accelerators, and more

A test framework that runs everything in parallel.

Berkeley's Spatial Array Generator

ZIO — A type-safe, composable library for async and concurrent programming in Scala

Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala

Scala client for OpenAI API and other major LLM providers

GPGPU processor supporting RISCV-V extension, developed with Chisel HDL

Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.

Beautiful Text-based User Interfaces for Scala

Compositional, type-safe schema definitions, which enable auto-derivation of codecs and migrations.

Identus Cloud Agent

ldbc is Pure functional JDBC layer with Cats Effect 3 and Scala 3.

An OpenTelemetry library for Scala based on Cats-Effect

A type-checker for Erlang

Gradle plugin for Bloop

Snowflake Snowpark Java & Scala API

Asynchronously writes journal and snapshot entries to configured R2DBC databases so that Apache Pekko Actors can recover state

Rocket Chip Generator

Chronon is a data platform for serving for AI/ML applications.

Toolkit for Scala Development

Scala CLI is a command-line tool to interact with the Scala language. It lets you compile, run, test, and package your Scala code (and more!)

SonicBOOM: The Berkeley Out-of-Order Machine

Declarative text based tool for data analysts and engineers to extract, load, transform and orchestrate their data pipelines.

🕹 2D ASCII Game Engine for Scala3

https://disneystreaming.github.io/smithy4s/

💱 Trading application written in Scala 3 that showcases an Event-Driven Architecture (EDA) and Functional Programming (FP)

simona is an agent-based discrete-event power system simulation model developed @ie3-institute