awesome-for-beginners

Legerity

A framework for speeding up the development of automated UI tests for Windows, Android, iOS, and Web with Appium/Selenium on .NET

Legerity for Uno Platform

An extension framework to Legerity for speeding up the development of automated UI tests for Uno Platform applications with Appium/Selenium on .NET

MvvmCross

The .NET MVVM framework for cross-platform solutions, including Xamarin.iOS, Xamarin.Android, Windows and Mac

RawCMS

RawCMS is a headless CMS written in ASP.NET Core, built for developers that embrace API-first technology

Shouldly

Should testing for .NET - the way Asserting Should be!

Oppia

Oppia is an open-source project whose aim is to empower learners across the globe by providing access to high-quality, engaging education. We envision a society in which access to high-quality education is a human right rather than a privilege

Exosphere is a user-friendly client interface for OpenStack-based cloud systems

Profanity

Ncurses XMPP chat client

Cake

Cake (C# Make) is a free and open source cross-platform build automation system with a C# DSL for tasks such as compiling code, copying files and folders, running unit tests, compressing files and building NuGet packages

grok.net

Cross platform .NET grok implementation

osu!

Music game. Rhythm is just a click away!

Spectre.Console

A .NET library that makes it easier to create beautiful console applications

Uno Platform

OSS project for creating pixel-perfect, single-source C# and XAML apps which run natively on iOS, Android, macOS, Linux and Web via WebAssembly

electron

Build cross platform desktop apps with JavaScript, HTML, and CSS

F3D

Fast and minimalist 3D viewer

Godot Engine

2D and 3D cross-platform game engine. Also has C# and Python code

MiniOB

MiniOB is a compact database that assists developers in understanding the fundamental workings of a database(main language is Chinese)

MoveIt

Easy-to-use open source robotics manipulation platform for developing commercial applications, prototyping designs, and benchmarking algorithms

projectM

A music visualizer library using OpenGL and GLSL. Has applications using Qt5, SDL, emscripten, iTunes, Kodi

Roc Toolkit

A toolkit for real-time audio streaming over the network

tensorflow

Computation using data flow graphs for scalable machine learning

Yugabyte DB

Distributed SQL database

Alda

A music programming language for musicians. 🎶

dart.dev

A website covering Dart language and common libraries, for developers of Dart libraries, web apps, server-side code, and mobile (Flutter) apps

flutter

Flutter is Google's UI toolkit for building beautiful, natively compiled applications for mobile, web, desktop, and embedded devices from a single codebase

OpenFoodFacts

Collaborative, free and open database of food products from around the world. Scan barcode to get info or add a product

Ecto

Ecto is a database wrapper and language integrated query for Elixir

Elixir

Elixir is a dynamic, functional language designed for building scalable and maintainable applications

Exosphere is a user-friendly client interface for OpenStack-based cloud systems

containerd

Industry-standard container runtime with an emphasis on simplicity, robustness and portability

Docker/CLI

The Docker CLI

Dragonfly

Provide efficient, stable and secure file distribution and image acceleration based on p2p technology

Helm

The Kubernetes Package Manager

httpexpect

End-to-end HTTP and REST API testing for Go

Hugo

A Fast and Flexible Static Site Generator built with love in GoLang

Kanister

A Data Protection Workflow Management Engine

Killgrave

Simple way to generate mock servers in Go

Kubernetes

Production-Grade Container Scheduling and Management System

lxd

System container and virtual machine manager

Mattermost

Open source Slack-alternative in Golang and React

Meshery

Meshery, the service mesh management plane

Moby

Open-source application container engine

Load-balancer orchestrator for Kubernetes that uses standard Linux networking and routing protocols

script

A Go library for doing the kind of tasks that shell scripts are good at: reading files, executing subprocesses, counting lines, matching strings, and so on. Beginners are very welcome and will get detailed code review and help through the PR process

Terraform

A tool for building, changing, and versioning infrastructure safely and efficiently

TiDB

A distributed scalable Hybrid Transactional and Analytical Processing (HTAP) database

utils

Common Utilities library for Go

Hasura GraphQL Engine

Blazing fast, instant realtime GraphQL APIs on Postgres with fine grained access control, also trigger webhooks on database events

appsmith

Drag & Drop internal tool builder

Codename One

Cross-platform mobile app development framework for Java developers

DSA

DSA questions practising repo for Java developers

elasticsearch

Open Source, Distributed, RESTful Search Engine

Images-to-PDF

An android app to convert images to PDF file

JabRef

Desktop application for managing literature references using modern Java features including JavaFX. Dedicated to code quality and constructive feedback: Each Pull Request is reviewed by two developers to provide high-quality feedback and to ensure high quality of new contributions

OpenMetadata

OpenMetadata is an all-in-one platform for data discovery, data quality, observability, governance, data lineage, and team collaboration

QuestDB

Questdb is a fast open source SQL time series database

Strongbox

Strongbox is an artifact repository manager written in Java

TEAMMATES

TEAMMATES is a free online tool for managing peer evaluations and other feedback paths of your students

Trino (formerly Presto SQL)

A distributed SQL query engine for big data. Ask for guidance on project's Slack

Wikimedia Commons Android App

Allows users to upload pictures from their Android phone/tablet to Wikimedia Commons

XWiki is a free wiki software platform written in Java with a design emphasis on extensibility. Beginners should follow the onboarding wiki

zerocode

API Automation without coding, easy JSON response assertions, Testing REST, SOAP, Kafka and Java/DB APIs, CI/Jenkins Friendly

altair

A beautiful feature-rich GraphQL Client for all platforms

Ancient Beast

Turn based strategy game where you 3d print a squad of creatures with unique abilities in order to defeat your enemies

API data extraction and delivery to the user to present

appsmith

Drag & Drop internal tool builder

AVA

Futuristic test runner

Babel

A compiler for writing next generation JavaScript

Botpress

The only sane way to build great bots

Brave Browser

Desktop browser for macOS, Windows, and Linux

Check It Out

Check It Out is an ncurses-like CLI to let the user interactively navigate and select a git branch to check out

Create React App

Create React apps with no build configuration

cypress

Fast, easy and reliable testing for anything that runs in a browser

electron

Build cross platform desktop apps with JavaScript, HTML, and CSS

Ember.js

A JavaScript framework for creating ambitious web applications

Ember.js Data

A data persistence library for Ember.js

ESLint

A fully pluggable tool for identifying and reporting on patterns in JavaScript

eslint-plugin-unicorn

Awesome ESLint rules

Fastify

Fast and low overhead web framework, for Node.js

freeCodeCamp

Open source codebase and curriculum. Learn to code and help nonprofits

Gatsby.js

Build blazing fast, modern apps and websites with React

Ghost

Just a blogging platform

grommet

a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package

Habitica

Habitica is a gamified task manager, webapp and android/ios app, really wonderful atmosphere. Guidance for contributing here (mongo, express, vue, node stack for webapp)

HMPL

Server-oriented customizable templating for JavaScript

Hoppscotch

A free, fast and beautiful API request builder

HueHive

A open source react native app iOS and android for color palette management

iD

The easy-to-use OpenStreetMap editor in JavaScript

Jasmine

Simple JavaScript testing framework for browsers and node.js

Jest

A complete and easy to set up JavaScript testing solution

json-editor

JSON Schema Based Editor. JSON Editor takes a JSON Schema and uses it to generate an HTML form. It has full support for JSON Schema version 3 and 4 and can integrate with several popular CSS frameworks (bootstrap, spectre, tailwind)

Kinto.js

An offline-first JavaScript client leveraging the Kinto API for remote data synchronization

Leaflet

JavaScript library for mobile-friendly interactive maps

material-ui

React components for faster and easier web development. Build your own design system, or start with Material Design

Mattermost

Open source Slack-alternative in Golang and React

Meteor

Meteor is an ultra-simple environment for building modern web applications

Mocha

Javascript test framework for Node.js and the browser

Moment.js

A lightweight JavaScript date library for parsing, validating, manipulating, and formatting dates

name-suggestion-index

Canonical common brand names for OpenStreetMap

NativeScript

NativeScript is an open source framework for building truly native mobile apps with JavaScript. Use web skills, like Angular and Vue.js, FlexBox and CSS, and get native UI and performance on iOS and Android

netlify-cms

Open source content management for your git workflow

Next.js

A minimalistic framework for universal server-rendered React applications

Node.js core

JavaScript runtime built on Chrome's V8 JavaScript engine

nuclear

Multiplatform music player that streams from free sources

p5.js

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web

pixi.js

A 2D JavaScript Renderer

PouchDB

PouchDB is a pocket-sized database

Predator

A powerful open-source platform for load testing APIs

ramda-adjunct

Ramda Adjunct is the most popular and most comprehensive set of functional utilities for use with Ramda, providing a variety of useful, well tested functions with excellent documentation

An inventory of tools and resources that aims to help people to find everything related to CyberSecurity

React

A declarative, efficient, and flexible JavaScript library for building user interfaces

React Native

A framework for building native apps with React

React server

React framework with server render for blazing fast page load and seamless transitions between pages in the browser

React-content-loader

Tool to create your own react-content-loader easily

ReactiveSearch

A UI components library for Elasticsearch: Available for React, Vue and React Native

reactjs.org

The documenation website for reactjs

Reddit Enhancement Suite

A browser extension to enhance the Reddit browsing experience

Semantic-UI-React

The official React integration for Semantic UI

serverless

The Serverless Framework

SirixDB

A Svelte/Sapper based web front-end for SirixDB, which is a versioned NoSQL document store (XML and JSON) written in Java

Storybook JS

Storybook is a frontend workshop for building UI components and pages in isolation

stryker

The JavaScript mutation testing framework

Superalgos

A completely Open Source crypto trading bot rewarding good contributions with the SA(Superalgos)-Token

Svelte

Component framework that runs at build time, converting your components into highly efficient imperative code that surgically updates the DOM

swag-for-dev

Swag opportunities for developers

Tessel 2 CLI

Command line interface to Tessel 2

Time to Leave

Working hours time tracker app based on Electron and Javascript

Vest

Validations framework inspired by unit testing frameworks

Video Hub App

Angular & Electron app for browsing and searching videos on your PC

Video.js

The player framework

Vite

Next generation frontend tooling. It's fast! Alternative to Create React App

Vue Router

The official router for Vue.js

Vue.js

The Progressive JavaScript Framework

VuePress

Minimalistic Vue-powered static site generator

webdriver.io

Next-gen browser and mobile automation test framework for Node.js

Yarn

Fast, reliable, and secure dependency management

An inventory of tools and resources that aims to help people to find everything related to CyberSecurity

Julia

Julia Projects for Beginners — Easy Ideas to Get Started Coding in Julia

Julia Language: Good first issue

"Move like Python, Run like C" - A fresh approach to technical computing!

Julia Language: Help wanted

"Move like Python, Run like C" - A fresh approach to technical computing!

Atrium

Multiplatform assertion library for Kotlin

Hexagon

A microservices toolkit written in Kotlin

Non-Blocking SirixDB HTTP(S)-Server

A non-blocking HTTP(S)-Server for SirixDB, a temporal, evolutionary NoSQL document store for XML and JSON

OpenCalc

A simple and beautiful calculator for Android

Scribe-Android

Android keyboards for language learners with translation, verb conjugation and more!

tldr-pages

Collaborative cheatsheets for console commands

SuperDuperDB

🔮SuperDuperDB: Bring AI to your favourite database! Integrate, train and manage any AI models and APIs directly with your database and your data

Ravada

Remote Virtual Desktops Manager

Appwrite

An End-to-end backend server for frontend and mobile developers. 🚀

Deployer

A deployment tool written in PHP with support for popular frameworks out of the box

Leading open-source CMS for ambitious digital experiences that reach your audience across multiple channels

Flarum

Simple forum software for building great communities

FreshRSS

FreshRSS is a self-hosted RSS and Atom feed aggregator. It is lightweight, easy to work with, powerful, and customizable. Since 2012

Laravel Newsletters

A package that provides an easy way to integrate MailChimp with Laravel 5

Matomo

Matomo is the leading Free/Libre open analytics platform

The free and open-source wiki software package that powers Wikipedia

NextCloud Server

Nextcloud server, a safe home for all your data

OrgManager

Supercharge your GitHub organizations!

PHP Censor

Open source self-hosted continuous integration server for PHP projects

phpMyAdmin

Admin interface for MySQL written in PHP

PrestaShop

The open source ecommerce solution to start your online business and start selling online

Symfony

Symfony is a PHP framework for web applications and a set of reusable PHP components

An inventory of tools and resources that aims to help people to find everything related to CyberSecurity

activist

activist.org is a network for political action that allows people to coordinate and collaborate on the issues that matter most to them

Ansible

A simple IT automation platform

ArviZ

Exploratory Anaylsis of Bayesian Models

Bokeh

Bokeh is an interactive visualization library for modern web browsers

BorgBackup

Deduplicating backup program with compression and authenticated encryption

CiviWiki

Building a Better Democracy for the Internet Age

coala

A unified command-line interface for linting and fixing all your code, regardless of the programming languages you use

Colossal-AI

An open-source deep learning system for large-scale model training and inference with high efficiency and low cost

cookiecutter

A command-line utility that creates projects from cookiecutters (project templates). E.g. Python package projects, jQuery plugin projects

datascience

A Jupyter notebook Python library for introductory data science

django cookiecutter

An implementation of Python for backend web development

Embedchain

Embedchain is a framework to easily create LLM powered bots over any dataset

Fabric

Pythonic remote execution and deployment

FastAPI

A modern, fast (high-performance) web framework for building APIs with Python 3.6+ based on standard Python type hints

H2O Wave

Realtime Web Apps and Dashboards framework for Python and R. Suited (not only) for AI audience

H2O Wave Apps

Sample AI Apps built with H2O Wave

Harmony

Natural language processing tool for psychologists to analyse and compare datasets with AI and LLMs. Up for a challenge? Try for a chance to win up to £500!

jarvis

A personal assistant for Linux, MacOs and Windows based on Command line Interface

Jupyter notebook

Jupyter interactive notebook

Kinto

A lightweight JSON storage service with synchronisation and sharing abilities

matplotlib

Matplotlib is a comprehensive library for creating static, animated, and interactive visualizations in Python

MindsDB

MindsDB is an open source AI layer for existing databases

mitmproxy

An interactive TLS-capable intercepting HTTP proxy for penetration testers and software developers

mygpo

The webservice for gpodder.net, a libre web service that allows users to manage their podcast subscriptions and discover new content

mypy

An optional static typing for python

OMRChecker

OMRChecker helps to grade exams fast and accurately using a scanner 🖨 or your phone 🤳. Learn image processing with Python and OpenCV while contributing to one of the most popular repositories related to OMR topic on github

OpenMetadata

OpenMetadata is an all-in-one platform for data discovery, data quality, observability, governance, data lineage, and team collaboration

Oppia

Oppia is an open-source project whose aim is to empower learners across the globe by providing access to high-quality, engaging education. We envision a society in which access to high-quality education is a human right rather than a privilege

opsdroid

An open source chat-ops bot framework

pandas

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

Pytest

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

Python Babel

The Python Internationalization Library

pythonping

PythonPing is a simple library to execute ICMP pings natively in Python without resorting to spawning a shell

Pytorch

PyTorch is an open source machine learning library based on the Torch library, used for applications such as computer vision and natural language processing

SaltStack

Software to automate the management and configuration of any infrastructure or application at scale

scikit-learn

Scikit-learn is a machine learning library for Python

scrapy

A fast high-level web crawling & scraping framework for Python

Sorting-Algorithms-Visualizer

A tool for visualizing sorting algorithms with a educational Wiki Page

SuperDuperDB

🔮SuperDuperDB: Bring AI to your favourite database! Integrate, train and manage any AI models and APIs directly with your database and your data

SymPy

A Python library for symbolic mathematics

tree-sitter-legesher-python

Learn and code in Python using your native language

wemake-python-styleguide

The strictest and most opinionated python linter ever!

Zulip

Powerful open source group chat

Avo Admin for Ruby on Rails

Build business apps 10x faster using Ruby on Rails

bolt

Bolt is a Ruby command-line tool for executing commands, scripts, and tasks on remote systems using SSH and WinRM

chatwoot

Opensource customer support platform which can be an alternative to Intercom, Zendesk, Drift, Crisp etc

chef

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure

Hanami

A modern framework for Ruby

JRuby

An implementation of Ruby on the Java Virtual Machine

mapknitter

Upload your own aerial images, position (rubbersheet) them in a web interface over existing map data, and share via web or composite and export for print

multiwoven

The open-source reverse ETL, data activation platform for modern data teams

ohai

Ohai profiles your system and emits JSON

open-build-service

A generic system to build and distribute packages from sources in an automatic, consistent and reproducible way

osem

Open Source Event Manager. An event management tool tailored to Free and Open Source Software conferences

PublicLab.org

An open source publishing platform for environmental projects. Check out new contributors welcome page

Ruby on Rails

Ruby on Rails (Rails) is an open source web application framework written in Ruby

Sinatra

Classy web-development dressed in a DSL

a-b-street

Transportation planning and traffic simulation software for creating cities friendlier to walking, biking, and public transit

dotenv-linter

Lightning-fast linter for .env files. Written in Rust

Hyper

A fast, safe and correct low-level HTTP library for Rust

Iron

An extensible, concurrent web framework for Rust

nushell

A modern shell for the GitHub era written in Rust

Ockam

End-to-end encryption and mutual authentication for distributed applications

Rust-Clippy

A bunch of lints to catch common mistakes and improve Rust code

Rustfmt

A tool for formatting Rust code according to style guidelines

Servo

A browser engine designed for applications including embedded use

Sniffnet

Application to comfortably monitor network traffic

TensorZero

TensorZero creates a feedback loop for optimizing LLM applications — turning production data into smarter, faster, and cheaper models

TiKV

A distributed transactional key-value database

Veloren is a multiplayer voxel RPG written in Rust

zoom-rs

Teleconference system with a web based user interface written in Rust

playframework

The High Velocity Web Framework

Twitter Util

Wonderful reusable code from Twitter

Pharo

A dynamic reflective pure object-oriented language supporting live programming inspired by Smalltalk

Basic-Car-Maintenance

A basic app to track your car's maintenance events, like fixes, oil changes, etc

activist

activist.org is a network for political action that allows people to coordinate and collaborate on the issues that matter most to them

Amplication

Amplication is an open-source development tool. It helps you develop quality Node.js applications without spending time on repetitive coding tasks

Booster

A truly serverless framework, write your code and deploy it in seconds without any server configuration files

Graphback

A CLI and runtime framework to generate a GraphQL API in seconds

H2O Wave

Realtime Web Apps and Dashboards framework for Python and R. Suited (not only) for AI audience

Hasura GraphQL Engine

Blazing fast, instant realtime GraphQL APIs on Postgres with fine grained access control, also trigger webhooks on database events

Impler.io

100% open source data import experience with readymade CSV & Excel import widget 🚀

LinksHub

LinksHub aims to provide developers with access to a wide range of free resources and tools that they can use in their work

LitmusChaos

Litmus is a toolset to do cloud-native chaos engineering

Manifest

Manifestis an open-source Backend-as-a-Service allowign developers to create a backend easily and quickly

Node Efficientnet

EfficientNet Image Recognition model for Node JS ( written with tensorflow.js )

OpenMetadata

OpenMetadata is an all-in-one platform for data discovery, data quality, observability, governance, data lineage, and team collaboration

Oppia

Oppia is an open-source project whose aim is to empower learners across the globe by providing access to high-quality, engaging education. We envision a society in which access to high-quality education is a human right rather than a privilege

reatom

Reatom is declarative and reactive state manager, designed for both simple and complex applications

Storybook JS

Storybook is a frontend workshop for building UI components and pages in isolation

tinyhttp

A 0-legacy, tiny & fast web framework as a replacement of Express

TypeScript

A superset of JavaScript that compiles to clean JavaScript output

typescript-eslint

Monorepo for all the tooling which enables ESLint to support TypeScript

Visual Studio Code

A code editor redefined and optimized for building and debugging modern web and cloud applications

Vite

Next generation frontend tooling. It's fast! Alternative to Create React App