Showing 220 open source projects for "opensource java code"

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    Endpoint Protection Software for Businesses | HYPERSECURE

    DriveLock protects systems, data, end devices from data loss and misuse.

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    Power through agendas and documents, make more informed decisions and conduct board meetings faster.

    For team managers searching for a solution to manage their meetings

    iBabs not only captures the entire decision-making process – it takes all the paperwork out of meetings. iBabs empowers everyone who has ever organized or attended, a meeting. With a seemingly simple app that offers complete control and a comprehensive overview of all those fiddly details. With about 3000 organizations and over 300,000 users, iBabs gives you peace of mind. So you can quickly organize effective meetings, and good decisions can be made with confidence. iBabs didn’t just happen overnight. We started analyzing and simplifying board meeting processes many years ago. We understand all the work that goes into meetings, and how to streamline everything so it all flows smoothly. On any device, confidentially, securely and automatically. Make good decisions with confidence.
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  • 1
    Source Code Hunter

    Source Code Hunter

    Source code analysis of Spring, MyBatis, Redis, Netty, and more

    Source Code Hunter is an open source project by Doocs that focuses on analyzing and explaining the source code of widely used Java frameworks and libraries. It helps developers deepen their understanding of internal implementations, design patterns, and performance optimizations by walking through actual codebases such as Spring, MyBatis, Netty, Tomcat, and others.
    Downloads: 1 This Week
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  • 2
    MGB OpenSource Guestbook
    MGB is a free OpenSource Guestbook completely written in PHP, using JavaScript and a MySQL Database. Easy to use, flexible and customizable with templates to make it fit 100% to your homepage.
    Downloads: 25 This Week
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  • 3
    DSA Bootcamp Java

    DSA Bootcamp Java

    This repository consists of the code samples, assignments, and notes

    DSA Bootcamp Java is an open source educational repository created by Kunal Kushwaha to teach Data Structures and Algorithms (DSA) using Java. It is designed as a structured bootcamp, covering fundamental concepts to advanced problem-solving techniques. The project provides explanations, exercises, assignments, and practice problems, making it useful for both beginners and intermediate learners who want to strengthen their Java and algorithmic skills. The repository is organized into...
    Downloads: 0 This Week
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  • 4
    LeetCode Book

    LeetCode Book

    Comprehensive study guide for coding interviews

    LeetCode-Book is a comprehensive study guide for coding interviews that consolidates algorithm patterns, data-structure templates, and worked LeetCode solutions. It organizes problems by topic—arrays, linked lists, stacks/queues, trees/graphs, dynamic programming, greedy, backtracking, and math—so you can study systematically. Explanations are concise but intentional, highlighting why a pattern fits, how to reason about boundary cases, and the time/space trade-offs. Many entries include...
    Downloads: 6 This Week
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  • viewneo - Smart software for digital advertising boards Icon
    viewneo - Smart software for digital advertising boards

    Smart digital signage for 1 to 1000+ screens.

    viewneo is a user-friendly, cloud-based solution that allows companies of all sizes to set up digital signage
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  • 5
    Mall Learning

    Mall Learning

    Tutorial and sample-code repository

    mall-learning is a tutorial and sample-code repository that explores an entire e-commerce system architecture from backend to frontend. The associated “mall” project (with tens of thousands of stars) is an open-source full-stack e-commerce platform built with Spring Boot, MyBatis, Elasticsearch, RabbitMQ, Redis, MongoDB, MySQL and containerized via Docker. The learning repository breaks down architecture, business modules (products, orders, marketing, members), deployment (Linux, Docker,...
    Downloads: 0 This Week
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  • 6
    Wenku8 Android
    Light Novel Library (Wenku8.com) A third-party public welfare app, a Material Design-styled light novel reader, with no ads, no earnings, and the smallest installation package on the market, which started in 2014. If you want to use search and favorites functions, please log in first. This app is completely open source. Started in 2014 with Material Design style, no ads, no profit, light novel reader with the smallest installation package on Google Play . At present, in addition to the API...
    Downloads: 5 This Week
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  • 7
    JavaGuide-Interview

    JavaGuide-Interview

    A study for technical interviews focused on Java

    JavaGuide-Interview is a comprehensive study companion for technical interviews with a strong focus on the Java ecosystem. It organizes material across language fundamentals, collections, concurrency, JVM internals, and hot frameworks such as Spring and MyBatis. Beyond Java, it includes databases, computer networks, operating systems, distributed systems, and common algorithmic topics to mirror real interview scopes. The notes emphasize high-value concepts, pitfalls, and frequently asked questions, often pairing concise explanations with diagrams or sample code. ...
    Downloads: 0 This Week
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  • 8
    Interviews

    Interviews

    Comprehensive computer science and interview preparation guide

    Interviews is an open source repository designed as a comprehensive guide to preparing for technical interviews, with a strong focus on computer science fundamentals and algorithmic problem solving. Created by Kevin Naughton Jr., the project compiles detailed notes, explanations, and code implementations that cover core areas tested in software engineering interviews. The repository emphasizes topics such as data structures, algorithms, system design, operating systems, databases, and...
    Downloads: 2 This Week
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  • 9
    CodeCampus

    CodeCampus

    CodeCampus is a learning-first Linux OS for CSE and IT students

    CodeCampus OS is a custom Linux distribution based on Ubuntu 24, designed for beginner developers, computer science students, and self-learners who want to start coding without friction. Unlike traditional setups that require hours of installation and configuration, CodeCampus provides a fully pre-configured, learning-first environment right out of the box. From the moment you boot, everything is ready—so you can focus on learning, experimenting, and building instead of...
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    Downloads: 1 This Week
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    Online Project Management Platform - Zoho

    A plan put together with small businesses and startups in mind.

    Zoho Projects is a cloud-based project management solution that helps teams plan, track, collaborate, and achieve project goals.
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  • 10
    Java Modeling Language (JML)
    This sourceforge site for the project is now DEPRECATED and not updated. All current work and new releases are on github: https://github.com/OpenJML/OpenJML. The Java Modeling Language (JML) is a behavioral interface specification language that can be used to specify the behavior of Java modules (as in design by contract -- DBC). It has many tools to do assertion checking, unit testing, etc. The principal current tool of the project is OpenJML -- cf. https://www.openjml.org, with...
    Downloads: 7 This Week
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  • 11
    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...
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    Downloads: 186 This Week
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  • 12
    eBook

    eBook

    LaTeX book with examples, open-source eBook

    LaTeX can be a challenging system to learn, but with this book of different examples, it becomes interesting and easier than ever. This comprehensive guide covers a lot of essentials and is written in a clear and concise style, showing the result vs code. Plus, it's #opensource and freely available, creating a collaborative learning environment. In this book the I try to reveal how you can find necessary pieces of TeX code looking only at already done work. If you want to create high-quality documents with LaTeX, check out the LaTaX book on GitHub, and feel free to ask any questions you have.
    Downloads: 1 This Week
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  • 13
    Anti-Plagiarism (Check on plagiarism)
    ...The goal of this program is to help reduce the impact of plagiarism on education and educational institutions. Checking documents in a format *.rtf, *.doc, *.docx, *.pdf Check the source code C, C++, C#, Java, ... Download - https://ap.km.ua/ Documentation - https://ap.km.ua/
    Downloads: 10 This Week
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  • 14
    Pick a polygon, then a transformation, then press the Go button. Cartesian coordinates grid. Unit of length is the pixel. See BestWavesLive.com No File I/O Java code.
    Downloads: 0 This Week
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  • 15
    Krishnamurti's Book of Life D.Thoughts

    Krishnamurti's Book of Life D.Thoughts

    Jiddu Krishnamurti's Book of Life|Libro de la Vida

    FREE distribution of the JAVA-XML multiplatform e-book about Jiddu Krishnamurti's Book of Life (a witty daily cookie-like reflection). Ahora, lea diariamente los pensamientos de Krishnamurti en castellano- Obtenga una agenda gratis.
    Downloads: 1 This Week
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  • 16
    java symbolic computing library and math editor, with : polynomial system solving, vectors & matrices, factorization, derivatives, integrals (rational functions), boolean algebra, simplification, MathML output, java code generation, geometric algebra
    Downloads: 1 This Week
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  • 17

    aguacate

    With aguacate you get a better taste

    Aguacate is a framework with focus on implement business logic functionality, using configuration files (json) instead of programming. See the wiki and the videos See https://github.com/mcnew/aguacate-swagger-demo for a functional demo using docker-compose Videos in Spanish: https://www.youtube.com/playlist?list=PLSHQIkodyHroW2XF7BWCrymDv_Nlj7HRS
    Downloads: 0 This Week
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  • 18

    Prime number ( primenumbers )

    Benchmark for 50 000 000 prime numbers as single and multicore

    Simple source files and compiled JAR Java programs, for benchmark 50 000 000 cycle finding prime numbers. On Intel(R) Core(TM) i5-8600K CPU, Windows 10 20H2, i have 39 second on single core and 7,6 second on multi core. (PS: C++ multicore 6 second). Added C files for gcc compiler in Windows 10 and for Xcode C command line project in MacOS ( tested on Mac mini M2 with single core 16 to 25 sec and multicore 2,3 to 5 second by compiler -O switch).
    Downloads: 2 This Week
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  • 19
    clavirio

    clavirio

    Learn touch typing without leaving the terminal

    A free, open-source typing tutor for the terminal. Progressive lessons, practice modes, real-time stats, and a virtual keyboard with finger hints — for QWERTY, Dvorak, and Colemak. Methodology Research on typing skill suggests that skilled typing relies more on implicit procedural control than on explicit knowledge of key locations. The paper also suggests that the keyboard is represented in terms of its row-and-column structure, not as a memorized list of individual...
    Downloads: 8 This Week
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  • 20
    Advanced Trigonometry Calculator

    Advanced Trigonometry Calculator

    Precision Trigonometry: Advanced Calculator for Complex Math

    Advanced Trigonometry Calculator is equipped with a user-friendly interface that allows for easy input of problems and instant computation. Professionals such as engineers who need to perform advanced trigonometric calculations in their work will find this tool extremely useful. ATC Online Alpha: https://advantrigoncalc.sourceforge.io/atc/ More info by clicking below: https://advantrigoncalc.sourceforge.io/ Advanced Trigonometry Calculator was only and always only developed by...
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    Downloads: 13 This Week
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  • 21
    Ultrashort Pulse Propagator

    Ultrashort Pulse Propagator

    A powerful simulation for designing femtosecond lasers and amplifiers.

    This is a simulation package developed for numerical simulation of ultrashort pulse propagation in optical media and pulse generation from mode-locked lasers. Although the code is primarily intended for investigations of fiber links, fiber amplifiers and fiber lasers, it can be applied to any other setting for which the governing equiations are valid. The physics included in the code is based on a generalized nonlinear Schrödinger equation, including higher order dispersion, stimulated Raman...
    Downloads: 0 This Week
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  • 22
    CS Notes

    CS Notes

    Essential knowledge for technical interviews, Leetcode, and OS

    ...Created by CyC2018, the repository consolidates essential computer science topics, algorithm solutions, and interview preparation materials in one well-organized resource. It covers a broad range of subjects, including data structures, algorithms, operating systems, networks, databases, and Java development. The repository also includes sections on system design, distributed systems, caching, and message queues, providing practical knowledge relevant to software engineering interviews and real-world applications. In addition, it emphasizes code readability, clean coding practices, and proper documentation formatting. The notes follow the Chinese copywriting typesetting guidelines for improved readability, and the project employs consistent HTML-based image formatting to maintain a polished, uniform presentation across all documents.
    Downloads: 2 This Week
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  • 23
    UMHDL

    UMHDL

    Integrated Development Environment (IDE) for learning HDL

    UMHDL is an educational Integrated Development Environment (IDE) intended for learning digital designing with programmable logic devices using Hardware Description Languages (HDL) through simulation. It is an open-source application created at the Miguel Hernández University (UMH). The aim for the UMHDL development was to have a graphical application that allows learning the VHDL language without licensing restrictions (using some existing open-source tools) and requiring few resources. So,...
    Downloads: 0 This Week
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  • 24
    The Art of Programming

    The Art of Programming

    A collection of practical tips can be found at the bottom of this page

    The Art of Programming (Second Edition) is a curated collection of programming problems and solutions originally derived from the Microsoft 100 Interview Questions blog series, later refined into a long-running tutorial and ultimately a published book. Created by July, the series began in 2010 and has since evolved into an in-depth exploration of algorithmic thinking, data structures, and coding interview preparation. The repository brings together 42 classic programming problems from the...
    Downloads: 3 This Week
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  • 25
    ixy-languages

    ixy-languages

    A high-speed network driver written in C, Rust, C++, Go, C#, Java

    ixy-languages is a repository exploring the implementation of the ixy network driver (originally written in C) in multiple programming languages, showing how the same core logic can be expressed across language boundaries. The ixy driver is a minimal DPDK-based user-space NIC driver intended for education, demonstration, and controlled experimentation. This project reimplements the ixy driver architecture in Rust, Go, C++, Zig, and possibly other languages, maintaining the same driver...
    Downloads: 0 This Week
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