David Barri

shipreq. ShipReq

gemini-cli. An open-source AI agent that brings the power of Gemini directly into your terminal.

clear-config-java. A modern, type-safe, and highly-composable configuration library with a focus on runtime clarity

purelogic. Direct-style pure domain logic for Scala

skills. Scala

lux. A Redis-compatable key-value store. Up to 10x faster. Native vector support.

americium. Generation of test case data for Scala and Java, in the spirit of QuickCheck. When your test fails, it gives you a minimised failing test case and a way of reproducing the failure immediately.

tla-rs. Rust

flux. Official inference repo for FLUX.1 models

typst. A markup-based typesetting system that is powerful and easy to learn.

supertokens-core. Open source alternative to Auth0 / Firebase Auth / AWS Cognito

webapp-util. Scala Webapp Utilities

tempo. Your personal diary and mood tracker

sdk-scala. Client library for fun-stack in scala

example. Example for fun-stack, a Serverless Full-Stack Scala Framework

scala-js-browser-extension-example. Example web browser extension written in Scala

appwrite. Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more

klog. Command-line tool for time tracking in a human-readable, plain-text file format.

scala-logging. Convenient and performant logging library for Scala wrapping SLF4J.

test-zio-doobie. Show how to use ZIO with Doobie, without deadlock

scala-restructure. Scala

scala-js-dom. Statically typed DOM API for Scala.js

dotty-cps-async. experimental CPS transformer for dotty

hpcc-js-wasm. HPCC-Systems Web-Assembly (JavaScript)

setup-scala. GitHub Action to install any version of Java (GraalVM, Java 8, Java 11, Java 14, ...) via Jabba. Works for any JVM language including Java, Scala and Kotlin.

microlibs-scala. Scala

stream. All my Twitch stream related things.

dijon. A Dynamically Typed Scala Json Library

CryptoTune. Python script to automatically find optimized and stable GPU overclock settings to mine Ethereum

scala3-plugin-example. Scala

univeq. Safer universal equivalence (==) for Scala.

VerthashMiner. GPU miner for the Verthash algorithm

cointop. A fast and lightweight interactive terminal based UI application for tracking cryptocurrencies 🚀 by @miguelmota

kitty. If you live in the terminal, kitty is made for you! Cross-platform, fast, feature-rich, GPU based.

apalache. APALACHE: symbolic model checker for TLA+ and Quint

yjs. Shared data types for building collaborative software

crdt-benchmarks. A collection of CRDT benchmarks

chronofold. Chronofold is a conflict-free replicated data structure (a.k.a. CRDT) for versioned text.

page-lifecycle. PageLifecycle.js is a tiny JavaScript library that allows developers to easily observe Page Lifecycle API state changes cross browser

base32768. Binary-to-text encoding highly optimised for UTF-16

playerctl. 🎧 mpris media player command-line controller for vlc, mpv, RhythmBox, web browsers, cmus, mpd, spotify and others.

xpadneo. Advanced Linux Driver for Xbox One Wireless Controller (shipped with Xbox One S)

IndexedDBShim. A polyfill for IndexedDB using WebSql

scalajs-react-semantic-ui. Scala

pako. high speed zlib port to javascript, works in browser & node.js

fakeIndexedDB. A pure JS in-memory implementation of the IndexedDB API

prox. A Scala library for working with system processes

Entware-ng. Entware-ng

visx. 🐯 visx | visualization components

webtamp. Asset bundler. Companion to bundlers like Webpack.

scala-graal. Make usage of Graal features easy and safe from Scala. Also features Scala-based React SSR.

awsls. A list command for AWS resources

react-reverse-portal. React reparenting :atom_symbol: Build an element once, move it anywhere

sourcecode. Scala library providing "source" metadata to your program, similar to Python's __name__, C++'s __LINE__ or Ruby's __FILE__.

react-svg-pan-zoom. :eyes: A React component that adds pan and zoom features to SVG

lazygit. simple terminal UI for git commands

jmh-visualizer. Visually explore your JMH Benchmarks

scalajs-benchmark. Benchmarks: write in Scala or JS, run in your browser. Live demo:

scalafix-organize-imports. A CI-friendly Scalafix semantic rule for organizing imports

sort-imports. A simplistic Scalafix rule that sorts imports

fund-my-project. A directory of verified programs that offer grants + funding towards side projects/startups

riskquant. Python

webpack-bundle-size-analyzer. A tool for finding out what contributes to the size of Webpack bundles

vscode-tlaplus. TLA+ language support for Visual Studio Code

skunk. A data access library for Scala + Postgres.

nix-setup. Nix definitions for sandboxed tool installation

ecs-exporter. Export AWS ECS cluster metrics to Prometheus

postgres_exporter. A PostgreSQL metric exporter for Prometheus

JSONCrush. Compress JSON into URL friendly strings

dockprom. Docker hosts and containers monitoring with Prometheus, Grafana, cAdvisor, NodeExporter and AlertManager

tfsec. Tfsec is now part of Trivy

grafana-aws-cloudwatch-dashboards. :cloud: 40+ Grafana dashboards for AWS CloudWatch metrics: EC2, Lambda, S3, ELB, EMR, EBS, SNS, SES, SQS, RDS, EFS, ElastiCache, Billing, API Gateway, VPN, Step Functions, Route 53, CodeBuild, ...

packer-templates. A collection of Packer templates

prometheus. A docker-compose stack for Prometheus monitoring

mr.boilerplate. Online app to generate Scala boilerplate

BackstopJS. Catch CSS curve balls.

lazydocker. The lazier way to manage everything docker

utest. A simple testing framework for Scala

clear-config. Scala FP configuration library with a focus on runtime clarity

scaffeine. Thin Scala wrapper for Caffeine (https://github.com/ben-manes/caffeine)

DrTLAPlus. Dr. TLA+ series - learn an algorithm and protocol, study a specification

awesome-startup-credits. ✨ A collection of awesome companies offering free/discounted plans for eligible startups

failsafe. Fault tolerance and resilience patterns for the JVM

scala-newtype. NewTypes for Scala with no runtime overhead

aws-vault. A vault for securely storing and accessing AWS credentials in development environments

terragrunt. Terragrunt is a flexible orchestration tool that allows Infrastructure as Code written in OpenTofu/Terraform to scale.

graaljs. GraalJS – A high-performance, ECMAScript compliant, and embeddable JavaScript runtime for Java

os-lib. OS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs

articles. Miscellaneous articles. The readme is the table of contents.

sbt-ci-release. sbt plugin to automate Sonatype releases from GitHub Actions

thanos. Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.

arl. lists of most popular repositories for most favoured programming languages (according to StackOverflow)

metals. Scala language server with rich IDE features 🚀

SwayDB. Persistent and in-memory key-value storage engine for JVM that scales on a single machine.

better-monadic-for. Desugaring scala `for` without implicit `withFilter`s

marp. The entrance repository of Markdown presentation ecosystem

precepte. Précepte is an opinionated scala monitoring library

diff-match-patch. Diff Match Patch is a high-performance library in multiple languages that manipulates plain text.

Vegas. The missing MatPlotLib for Scala + Spark

milewski-ctfp-pdf. Bartosz Milewski's 'Category Theory for Programmers' unofficial PDF and LaTeX source

swoval. Scala

mill. A better build tool for Java, Scala and Kotlin: Simpler than Maven, easier than Gradle, with 3-7x faster dev workflows than other JVM build tools

bloop. Bloop is a build server and CLI tool to compile, test and run Scala fast from any editor or build tool.

scala-sculpt. Dependency extraction for Scala codebases, to aid in modularizing

nashorn-polyfill. Polyfill to Nashorn engine with web api

J2V8. Java Bindings for V8

curryhoward. Automatic code generation for Scala functions and expressions via the Curry-Howard isomorphism

tsec. Type-safe general-cryptography library - https://jmcardon.github.io/tsec/

nerv. A blazing fast React alternative, compatible with IE8 and React 16.

react-virtualized. React components for efficiently rendering large lists and tabular data

marp. Markdown presentation writer, powered by Electron.

Optimus. Optimus is a mathematical programming library for Scala.

scalaz-and-cats. Usage examples and benchmarks between Scalaz and Cats (w/ Haskell ground-truth).

lemonade-stand. A handy guide to financial support for open source

Cata-Mu-Fix. A master-class in Origami - from primitive recursions to Kan-extension-based Folds

rsc. Experimental Scala compiler focused on compilation speed

critical. Extract & Inline Critical-path CSS in HTML pages

scribe. The fastest logging library in the world. Built from scratch in Scala and programmatically configurable.

yay. Yet another Yogurt - An AUR Helper written in Go

CT_from_Programmers.scala. Scala sample code for Bartosz Milewski's CT for Programmers

clouseau. Discover java object sizes through questionable sleuthing plus luck.

scala-effekt. Extensible algebraic effects with handlers

analyticsjs-boilerplate. Examples and best practices for using analytics.js

sttp. The Scala HTTP client you always wanted!

argyle. Scala command-line arguments parser

scala-packed. Scala library for memory-efficient data structures

pascal. Concise syntax for polymorphic values in Scala 2.x.

timescaledb. A time-series database for high-performance real-time analytics packaged as a Postgres extension

newtypes. Scala

gatsby. React-based framework with performance, scalability, and security built in.

http4s. A minimal, idiomatic Scala interface for HTTP

vcmi. Open-source engine for Heroes of Might and Magic III

scalafix. Refactoring and linting tool for Scala

monitor-dev. Scala

purifycss. Remove unused CSS. Also works with single-page apps.

coursier. Pure Scala Artifact Fetching

ilc-scala. Scala implementation of ILC, with benchmarks

plt. Programming Language Theory λΠ

react-pdf. 📄 Create PDF files using React

diesel. Boilerplate-free, zero-overhead Tagless Final / typed-final / Finally Tagless DSLs in Scala

alacritty. A cross-platform, OpenGL terminal emulator.

scalajs-bundler. Scala

store.js. Cross-browser storage for all use cases, used across the web.

scala-java-time. Implementation of the `java.time` API in scala. Especially useful for scala.js

sbt-docker. Create Docker images directly from sbt

mermaid. Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

scalate. Scalate is a Scala based template engine which supports HAML, Mustache and JSP, Erb and Velocity style syntaxes.

splain. better implicit errors for scala

collection-strawman. Implementation of the new Scala 2.13 Collections

sbt-rig. Common build and release steps for SBT projects

fast-data-dev. Kafka Docker for development. Kafka, Zookeeper, Schema Registry, Kafka-Connect, , 20+ connectors

akkapaint. JavaScript

sqlectron. A simple and lightweight SQL client desktop with cross database and platform support.

sbt-dynver. An sbt plugin to dynamically set your version from git

scala-prioritymap. Immutable priority maps for Scala

dtc. Provides type classes for datetime values. Works both on JVM & ScalaJS.

matryoshka. Generalized recursion schemes and traversals for Scala.

mgo. Purely functional genetic algorithms for multi-objective optimisation

scala3. The Scala 3 compiler, also known as Dotty.

compose. Compositional music composition using Scala, SuperCollider, and Web Audio.

recursion-scheme-talk. A talk on using recursion schemes in FP.

radixtree. A fast and generic immutable radix tree for scala

crjdt. A conflict-free replicated JSON datatype (CRDT) in Scala

test-state. Scala Test-State.

vault. A tool for secrets management, encryption as a service, and privileged access management

gitpitch. Markdown Presentations for Tech Conferences, Training, Developer Advocates, and Educators.

java-metrohash. A Java 8 implementation of some MetroHash algorithms.

vim-follow-my-lead. Vim plugin for showing all your <Leader> mappings in a readable table including the descriptions.

marp. The site of classic Markdown presentation writer app

scads. Scala Algorithms and Data Structures

diff. Visually compare Scala data structures with out of the box support for arbitrary case classes.

neuroflow. Artificial Neural Networks for Scala

unicorn. BigTable, Document and Graph Database with Full Text Search

scalajs-java. Project aims to compile Java sources into Scala.js IR

scala-native. Your favorite language gets closer to bare metal.

rumble-charts. React components for building composable and flexible charts

postcss-unmq. Remove media queries from CSS while preserving rules that match a hard-coded viewport

HEAD. A simple guide to HTML <head> elements

Laika. Site and E-book Generator and Customizable Text Markup Transformer for sbt, Scala and Scala.js

typeclassic. Everything you need to make type classes first class.

sincron. Concurrency tools for Scala, with equivalents for Scala.js.

Semantic-UI. Semantic is a UI component framework based around useful principles from natural language.

fetch. Simple & Efficient data access for Scala and Scala.js

relate. Performant database access in Scala

leaf. Open Machine Intelligence Framework for Hackers. (GPU/CPU)

scala-js-call-graph. Call graph visualisation tool for Scala.js

discourse. A platform for community discussion. Free, open, simple.

citus. Distributed PostgreSQL as an extension

concourse. Concourse is a container-based automation system written in Go. It's mostly used for CI/CD.

stringmetric. :dart: String metrics and phonetic algorithms for Scala (e.g. Dice/Sorensen, Hamming, Jaccard, Jaro, Jaro-Winkler, Levenshtein, Metaphone, N-Gram, NYSIIS, Overlap, Ratcliff/Obershelp, Refined NYSIIS, Refined Soundex, Soundex, Weighted Levenshtein).

old-textcomplete. Moved to yuku/textcomplete

reftree. Automatically generated diagrams and animations for Scala data structures

victory. A collection of composable React components for building interactive data visualizations

scala-js-env-selenium. Scala.js environment

cats-collections. Data structures for pure functional programming in Scala

scala-js-java-time. Scala.js implementation for java.time in JDK8

abc. Array-based immutable collections for scala

browser-perf. Performance Metrics for Web Browsers

coroutines. Scala coroutines implementation.

emm. A general monad for managing stacking effects