Trending Scala repositories on GitHub — ranked by total activity score (stars, forks, pushes, PRs) over the past month.
An Open-Source Scaling Framework for Domain Specific Architectures
Build type-safe, boilerplate-less MCP servers in Scala using the HTTP transport
An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs
♞ lichess.org: the forever free, adless and open source chess server ♞
A eDSL framework based on Scala and MLIR, focusing on the Hardware design.
Cluster-level matrix unit integration into GPUs, implemented in Chipyard SoC
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.
GPGPU processor supporting RISCV-V extension, developed with Chisel HDL
Flink Scala API is a thin wrapper on top of Flink Java API which support Scala Types for serialisation as well the latest Scala version
Scala ORM to query SQL databases from Scala via concise, type-safe, and familiar case classes and collection operations. Connects to Postgres, MySql, H2, and Sqlite out of the box
Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala
Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.
A cross-platform (JVM, JS, Native) pure-Scala JsonRPC library, made with Cats Effect, fs2, and jsoniter
Scala client for OpenAI API and other major LLM providers
Safe direct-style streaming, concurrency and resiliency for Scala on the JVM
An Agile RISC-V SoC Design Framework with in-order cores, out-of-order cores, accelerators, and more
Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc
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!)
Declarative text based tool for data analysts and engineers to extract, load, transform and orchestrate their data pipelines.
The MLscript programming language. Functional and object-oriented; structurally typed and sound; with powerful type inference. Soon to have full interop with TypeScript!
Silhouette is an authentication library for Play Framework applications that supports several authentication methods, including OAuth1, OAuth2, OpenID, CAS, 2FA, TOTP, Credentials, Basic Authentication or custom authentication schemes.
