Showing 3467 open source projects for ".class"

View related business solutions
  • Fully Managed MySQL, PostgreSQL, and SQL Server Icon
    Fully Managed MySQL, PostgreSQL, and SQL Server

    Automatic backups, patching, replication, and failover. Focus on your app, not your database.

    Cloud SQL handles your database ops end to end, so you can focus on your app.
    Try Free
  • $300 in Free Credit Towards Top Cloud Services Icon
    $300 in Free Credit Towards Top Cloud Services

    Build VMs, containers, AI, databases, storage—all in one place.

    Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale.
    Get Started
  • 1
    ThingPulse ESP8266 Weather Station

    ThingPulse ESP8266 Weather Station

    ESP8266 Weather Station library supporting OpenWeatherMap

    ...If you are using the PlatformIO environment for building, choose one of the available IDE integration or the Atom-based IDE, install libraries 561, 562, and 563 with "platformio lib install", adapt the WeatherStationDemo.ino file to your needs. The simple class uses the header date and time to set the clock. NTP-based time class written by Fabrice Weinberg. We fixed many bugs and improved performance and changed the API a little bit. Either compare your code to the updated WeatherStationDemo or read through the upgrade guide.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2
    Aprendiendo React

    Aprendiendo React

    A course to learn React

    Aprendiendo React is a project-based React course repository aimed at teaching React from scratch in Spanish, with a strong emphasis on building real applications. The README links each module to a corresponding YouTube class, covering topics such as React basics, hooks like useState and useEffect, data fetching and custom hooks, advanced hooks (useRef, useMemo, useCallback, useContext, useReducer, useId), routing, lazy loading, and React with TypeScript. The code is organized into a projects workspace, managed with pnpm and TypeScript configuration files, reflecting how modern React apps are actually structured in production. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    TechCPP

    TechCPP

    C++ learning and interview guide aimed at back-end systems developers

    TechCPP is a comprehensive C++ learning and interview guide aimed at back-end and systems developers preparing for professional roles. It gathers frequently asked concepts and deep dives—value categories (lvalue/rvalue), perfect forwarding, casts, memory models, atomics, and more—into a structured, readable format. The material goes beyond syntax to discuss performance, optimization techniques, and how standard library containers are implemented under the hood. You’ll also find practical...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Cpp17

    Cpp17

    Chinese translation of C++17 The Complete Guide

    ...The content is organized into multiple parts: basic language features (e.g. structured binding, inline variables, enhanced switch, lambdas), template and compile-time features (e.g. fold expressions, class template argument deduction, constexpr improvements), and the additions to the standard library (e.g. std::optional, std::variant, std::string_view, file system, concurrency, and parallel algorithms). It also covers enhancements to existing STL components, new library utilities, and advanced topics like polymorphic memory resources (PMR), alignment, and generic programming improvements.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
    Try Free
  • 5
    LLM Course

    LLM Course

    Course to get into Large Language Models (LLMs)

    ...The materials also cover inference optimization and quantization to make serving LLMs feasible on commodity GPUs or even CPUs, which is crucial for side projects and startups. Evaluation is treated as a first-class topic, with examples of automatic and human-in-the-loop methods to catch regressions and verify quality beyond simple loss values. By the end, students have a mental model and a practical toolkit for iterating on datasets, training configs, etc.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Ufficio Zero Linux OS

    Ufficio Zero Linux OS

    Linux Desktop OS for professionals

    Ufficio Zero Linux OS is a desktop operating system offered in many versions based on PCLinuxOS, Linux Mint and Devuan. We also have created Duplica, a Bare Metal Restore Solution. This distro has many packages for professional use. The project is managed by the Italian company SIITE SRLS and promoted by the Italian Association Boost Media APS. Ufficio Zero Linux OS is trademarked through the Linux Mark Institute. All rights reserved. Linux® is the registered trademark of Linus...
    Leader badge
    Downloads: 53,117 This Week
    Last Update:
    See Project
  • 7
    gnuplot

    gnuplot

    A portable, multi-platform, command-line driven graphing utility

    A famous scientific plotting package, features include 2D and 3D plotting, a huge number of output formats, interactive input or script-driven options, and a large set of scripted examples.
    Leader badge
    Downloads: 4,737 This Week
    Last Update:
    See Project
  • 8
    LinuxCommand.org is a site for Linux education and advocacy devoted to helping users of legacy operating systems migrate into the future.
    Leader badge
    Downloads: 2,832 This Week
    Last Update:
    See Project
  • 9
    Tux Paint

    Tux Paint

    An award-winning drawing program for children of all ages

    Tux Paint is a free, award-winning drawing program originally created for children ages 3 to 12, but enjoyed by all! It combines an easy-to-use interface, fun sound effects, and an encouraging cartoon mascot who guides children as they use the program. You're presented with a blank canvas and a variety of drawing tools to help them be creative. Along with paintbrush, shapes and text, Tux Paint includes a "stamp" feature to add pre-drawn or photographic imagery to pictures, and a set of...
    Leader badge
    Downloads: 11,852 This Week
    Last Update:
    See Project
  • Forever Free Full-Stack Observability | Grafana Cloud Icon
    Forever Free Full-Stack Observability | Grafana Cloud

    Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.

    Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.
    Create free account
  • 10
    VideLibri

    VideLibri

    Client for public libraries

    VideLibri lists the books you have borrowed from a public library and lets you search the library catalog from your local device. It has all the usual features of a library OPAC, i.e. viewing, renewing, searching and ordering books. It also renews all due books automatically and can do other things only a locally running app can do, like keeping a history of all ever borrowed books across multiple libraries. Developed in 2006, it is the world's first library app, and by supporting 20...
    Leader badge
    Downloads: 1,919 This Week
    Last Update:
    See Project
  • 11
    Stellarium

    Stellarium

    A planetarium software that shows a 3D simulation of the night sky

    Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.
    Leader badge
    Downloads: 2,446 This Week
    Last Update:
    See Project
  • 12
    Quite Universal Circuit Simulator

    Quite Universal Circuit Simulator

    A circuit simulator with graphical user interface (GUI)

    Qucs is a circuit simulator with graphical user interface. The software aims to support all kinds of circuit simulation types, e.g. DC, AC, S-parameter, Transient, Noise and Harmonic Balance analysis. Pure digital simulations are also supported.
    Leader badge
    Downloads: 1,111 This Week
    Last Update:
    See Project
  • 13
    GNSS-SDR

    GNSS-SDR

    An open source software-defined GNSS receiver

    An open source software-defined Global Navigation Satellite Systems (GNSS) receiver written in C++ and based on the GNU Radio framework.
    Leader badge
    Downloads: 1,009 This Week
    Last Update:
    See Project
  • 14
    GoldenDict
    A feature-rich dictionary lookup program, supporting multiple dictionaries' formats, perfect article rendering with the complete markup, illustrations and other content retained, and allowing to type in words without any accents or correct case.
    Leader badge
    Downloads: 913 This Week
    Last Update:
    See Project
  • 15
    Moodle

    Moodle

    A free course management system (CMS) to create online learning sites

    Moodle is a Course Management System (CMS), also known as a Learning Management System (LMS) or a Virtual Learning Environment (VLE). It is a Free web application that educators can use to create effective online learning sites. https://moodle.org/
    Leader badge
    Downloads: 401 This Week
    Last Update:
    See Project
  • 16
    Jmol

    Jmol

    An interactive viewer for three-dimensional chemical structures.

    Over 1,000,000 page views per month. Jmol/JSmol is a molecular viewer for 3D chemical structures that runs in four independent modes: an HTML5-only web application utilizing jQuery, a Java applet, a stand-alone Java program (Jmol.jar), and a "headless" server-side component (JmolData.jar). Jmol can read many file types, including PDB, CIF, SDF, MOL, PyMOL PSE files, and Spartan files, as well as output from Gaussian, GAMESS, MOPAC, VASP, CRYSTAL, CASTEP, QuantumEspresso, VMD, and many other...
    Leader badge
    Downloads: 780 This Week
    Last Update:
    See Project
  • 17
    TORCS - The Open Racing Car Simulator
    TORCS, The Open Racing Car Simulator is a highly portable multi platform car racing simulation. It is used as ordinary car racing game, as AI racing game and as research platform. It runs on Linux (x86, AMD64 and PPC), FreeBSD, OpenSolaris and Windows.
    Leader badge
    Downloads: 341 This Week
    Last Update:
    See Project
  • 18
    OSGeoLive

    OSGeoLive

    Bootable linux distro for Geospatial Applications

    OSGeoLive is a self-contained bootable DVD, USB thumb drive or Virtual Machine based on Lubuntu that allows you to try a wide variety of open source geospatial software without installing anything. It is composed entirely of free software, allowing it to be freely distributed, duplicated and passed around. It provides pre-configured applications for a range of geospatial use cases, including storage, publishing, viewing, analysis and manipulation of data. It also contains sample datasets...
    Leader badge
    Downloads: 205 This Week
    Last Update:
    See Project
  • 19
    Kiwix

    Kiwix

    Wikipedia offline & more

    Kiwix is an offline reader for Web content. It's especially intended to make Wikipedia available offline. With Kiwix, you can enjoy Wikipedia on a boat, in the middle of nowhere... or in Jail. Kiwix manages to do that by reading ZIM files, a highly compressed open format with additional meta-data.
    Leader badge
    Downloads: 353 This Week
    Last Update:
    See Project
  • 20
    Simulation of Urban MObility

    Simulation of Urban MObility

    SUMO is a microscopic, multi-modal traffic simulation.

    SUMO is an open source, highly portable, microscopic and continuous traffic simulation package designed to handle large networks. It allows for intermodal simulation including pedestrians and comes with a large set of tools for scenario creation. The code and the issue tracker can be found at https://github.com/eclipse-sumo/sumo/ The documentation can be found at https://sumo.dlr.de/docs/
    Leader badge
    Downloads: 247 This Week
    Last Update:
    See Project
  • 21
    OWASP Juice Shop

    OWASP Juice Shop

    Probably the most modern and sophisticated insecure web application

    OWASP Juice Shop is probably the most modern and sophisticated insecure web application! It can be used in security trainings, awareness demos, CTFs and as a guinea pig for security tools! Juice Shop encompasses vulnerabilities from the entire OWASP Top Ten along with many other security flaws found in real-world applications! Juice Shop is written in Node.js, Express and Angular. It was the first application written entirely in JavaScript listed in the OWASP VWA Directory. The...
    Leader badge
    Downloads: 148 This Week
    Last Update:
    See Project
  • 22
    Freeloader Linux

    Freeloader Linux

    Freeloader Linux is a live bootable distro

    Freeloader is a live Linux distribution to reclaim your PC and privacy. No hard disk required (boot from DVD/USB)
    Leader badge
    Downloads: 137 This Week
    Last Update:
    See Project
  • 23
    BASIC-256
    BASIC-256 is an easy to use version of BASIC designed to teach anybody how to program. A built-in graphics mode lets them draw pictures on screen in minutes, and a set of easy-to-follow tutorials introduce programming concepts through fun exercises, 2021-08-05 - Ubuntu and other LINUX users can install the latest version with snap: sudo snap --beta basic256
    Leader badge
    Downloads: 228 This Week
    Last Update:
    See Project
  • 24
    Typing Guru

    Typing Guru

    SUPORTS: Hindi, English, Nepali, Tamil, Punjabi, Urdu,Bengali,Marathi.

    Web Version: https://typing-guru.com/ This software is developed on the view of beginners how they can increase typing speed. There is a step-by-step process to increase typing speed. This is available for Linux and windows both. Supports: Hindi Typing, English Typing, Nepali Typing, Tamil Typing, Punjabi Typing, Urdu Typing, Bengali Typing, Marathi Typing, Telugu Typing. More language will be added if you request in reviews. Tags: Typing Guru, typing tutor 6, Marathi...
    Leader badge
    Downloads: 165 This Week
    Last Update:
    See Project
  • 25
    eduActiv8

    eduActiv8

    A collection of interactive educational exercises

    eduActiv8 is a free Open Source multi-platform educational application that aims to assist in learning various early education topics - from learning the alphabet and new words, colours, time to a wide range of maths-related subjects. eduActiv8 is a continuation of the development of the pySioGame project just under a new name. It is being developed on GitHub at: https://github.com/imiolek-ireneusz/eduActiv8 but 'compiled' releases are published here. The latest version has been...
    Leader badge
    Downloads: 330 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next
MongoDB Logo MongoDB