Showing 5060 open source projects for "simple java project"

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  • Automate contact and company data extraction Icon
    Automate contact and company data extraction

    Build lead generation pipelines that pull emails, phone numbers, and company details from directories, maps, social platforms. Full API access.

    Generate leads at scale without building or maintaining scrapers. Use 10,000+ ready-made tools that handle authentication, pagination, and anti-bot protection. Pull data from business directories, social profiles, and public sources, then export to your CRM or database via API. Schedule recurring extractions, enrich existing datasets, and integrate with your workflows.
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  • Cloud data warehouse to power your data-driven innovation Icon
    Cloud data warehouse to power your data-driven innovation

    BigQuery is a serverless and cost-effective enterprise data warehouse that works across clouds and scales with your data.

    BigQuery Studio provides a single, unified interface for all data practitioners of various coding skills to simplify analytics workflows from data ingestion and preparation to data exploration and visualization to ML model creation and use. It also allows you to use simple SQL to access Vertex AI foundational models directly inside BigQuery for text processing tasks, such as sentiment analysis, entity extraction, and many more without having to deal with specialized models.
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  • 1
    SpringAll

    SpringAll

    Step by step, learn Spring Boot, Spring Boot & Shiro, Spring Batch

    ...It also includes advanced topics such as distributed locks with Zookeeper, API documentation with Swagger, session sharing, security with RBAC, and microservice communication patterns. The project continues to evolve with community contributions, making it a useful reference for both beginners and experienced Java developers.
    Downloads: 1 This Week
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  • 2
    My Test Case Manager

    My Test Case Manager

    A lean, flexible XL test case manager for small to midsize projects

    MTCM is a lean test tool designed to organize test cases and manage/communicate test results. MTCM is a simple, minimalist design for software test engineers conducting functional or exploratory testing. Business analysts can also use MTCM for conducting user acceptance testing (UAT). You can write the test cases as you execute them, or plan and write them ahead of time. Run results are tallied and graphed on subsequent worksheets. You use the report and graphs to communicate status to your project team. ...
    Downloads: 1 This Week
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  • 3

    QToaster

    A simple and fast frontend for the QEMU Emulator - Freeware.

    QToaster is a simple app that executes QEMU with proper command line parameters (a frontend). The features are pretty basic, the executable is small and is a portable application. I needed something to automate QEMU quickly operate fast without having to worry about setting things up. I just wanted to get moving fast. It is designed just for that. It will keep your last machine settings and reload them from the .ini files that it creates.
    Downloads: 1 This Week
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  • 4
    constructs-go

    constructs-go

    Golang bindings for constructs

    Golang bindings for constructs. See CONTRIBUTING for more information. This project is licensed under the Apache-2.0 License. Constructs are the basic building blocks of AWS CDK apps. A construct represents a "cloud component" and encapsulates everything AWS CloudFormation needs to create the component. Constructs are part of the Construct Programming Model (CPM) and are also used by other tools such as CDK for Terraform (CDKtf), CDK for Kubernetes (CDK8s), and Projen.
    Downloads: 0 This Week
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  • Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution Icon
    Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution

    K-12 Schools, Higher Education, Businesses, Restaurants

    Rise Vision is the #1 digital signage company, offering easy-to-use cloud digital signage software compatible with any player across multiple screens. Forget about static displays. Save time and boost sales with 500+ customizable content templates for your screens. If you ever need help, get free training and exceptionally fast support.
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  • 5
    vim-lsp

    vim-lsp

    async language server protocol plugin for vim and neovim

    ...It is designed to be minimal and extensible, often paired with completion plugins like asyncomplete or others for a full experience. Works with many language servers via simple server configuration blocks. The project aims to stay close to the LSP spec while exposing familiar Vim commands and mappings. It allows per-project or per-filetype setups, so multiple languages can be enabled side by side.
    Downloads: 0 This Week
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  • 6
    texgen.js

    texgen.js

    JavaScript Texture Generator

    ...This approach is ideal for games, demos, and creative coding where small footprint and dynamic variation matter more than hand-painted assets. Because textures are generated at runtime, parameters can be animated or randomized to add life without extra downloads. The project demonstrates how far you can push simple building blocks to create wood, marble, clouds, checkerboards, and other familiar materials.
    Downloads: 0 This Week
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  • 7

    build with bash

    Demonstration of building projects with shell scripts on bash itself

    ...The first part is not usually what the user needs whereas the second part, which can avoid large amounts of redundant processing, is exactly what is wanted. The second part is simple enough to achieve with the shell.
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  • 8
    Mega Project List

    Mega Project List

    List of practical projects that anyone can solve in any prog language

    Mega Project List by Karan Goel is a massive list of practical programming project ideas that anyone can solve in any programming language, organized into logical categories (Numbers, Classic Algorithms, Data Structures, Text, Networking, Web, Files, Graphics & Multimedia, Security, etc.). The concept is simple but powerful: instead of just memorizing algorithms, you pick a project (for example “Binary to Decimal and Back Converter”), implement it in your favorite language, and gradually build a portfolio of varied programming tasks. ...
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  • 9
    Alternative JSON parser for Go

    Alternative JSON parser for Go

    One of the fastest alternative JSON parser for Go

    It does not require you to know the structure of the payload (eg. create structs), and allows accessing fields by providing the path to them. It is up to 10 times faster than standard encoding/json package (depending on payload size and usage), allocates no memory. Originally made for a project that relies on a lot of 3rd party APIs that can be unpredictable and complex. Encoding/json requires you to know exactly your data structures, or if you prefer to use map[string]interface{} instead,...
    Downloads: 0 This Week
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  • eProcurement Software Icon
    eProcurement Software

    Enterprises and companies seeking a solution to manage all their procurement operations and processes

    eBuyerAssist by Eyvo is a cloud-based procurement solution designed for businesses of all sizes and industries. Fully modular and scalable, it streamlines the entire procurement lifecycle—from requisition to fulfillment. The platform includes powerful tools for strategic sourcing, supplier management, warehouse operations, and contract oversight. Additional modules cover purchase orders, approval workflows, inventory and asset management, customer orders, budget control, cost accounting, invoice matching, vendor credit checks, and risk analysis. eBuyerAssist centralizes all procurement functions into a single, easy-to-use system—improving visibility, control, and efficiency across your organization. Whether you're aiming to reduce costs, enhance compliance, or align procurement with broader business goals, eBuyerAssist helps you get there faster, smarter, and with measurable results.
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  • 10
    graphql.js client

    graphql.js client

    A Simple and Isomorphic GraphQL Client for JavaScript

    ...Plug & Play and Isomorphic. Runs on most browsers. You don't need to install Node.js ecosystem on your computer. Query merging to reduce request number. GraphQL is based on a very simple HTTP transaction, which sends a request to an endpoint with query and variables. Many libraries require complex stacks to make that simple request. In any project you don't use React, Relay, you'll need a simpler client which manages your query and makes a simple request. You can use GraphQL.js with Rails Asset Pipeline using graphqljs-rails. ...
    Downloads: 0 This Week
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  • 11
    XMPPFramework

    XMPPFramework

    An XMPP framework in Objective-C for Mac and iOS

    XMPPFramework provides a core implementation of RFC-3920 (the XMPP standard), along with the tools needed to read & write XML. It comes with multiple popular extensions (XEP's), all built atop a modular architecture, allowing you to plug-in any code needed for the job. Additionally the framework is massively parallel and thread-safe. Structured using GCD, this framework performs well regardless of whether it's being run on an old iPhone, or on a 12-core Mac Pro. (And it won't block the main...
    Downloads: 0 This Week
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  • 12
    gui_chung
    gui chung , an compact freeware to program easy gui multi windows api applications in freebasic. Included support of freebasic graphics gfx, openGL and irrlicht 3D engine. Inspired from Liberty Basic simple gui coding syntax.(combined with fbedit ide , is easier to use than Liberty Basic and 1000x faster)
    Downloads: 0 This Week
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  • 13
    AndroidOfferKiller

    AndroidOfferKiller

    Help you get a better offer

    ...It includes sections about referral channels and hiring information for certain companies, highlighting real-world hiring context in addition to theory. The project positions itself as an all-in-one preparation hub where you can review core CS topics, Android specifics, and optimization best practices before interviews. It is open-source and licensed under Apache-2.0, allowing learners to contribute new questions, solutions, and articles over time.
    Downloads: 0 This Week
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  • 14
    GLPK for Java

    GLPK for Java

    Java language binding for the GNU Linear Programming Kit (GLPK)

    GLPK for Java provides a Java language binding for the library GLPK. GLPK is a proven solver for linear and mixed integer mathematical programming problems. For Windows binaries see project GLPK for Windows (http://sourceforge.net/projects/winglpk/).
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    Downloads: 22 This Week
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  • 15
    Easy Rules

    Easy Rules

    The simple, stupid rules engine for Java

    The simple, stupid rules engine for Java. As of December 2020, Easy Rules is in maintenance mode. This means only bug fixes will be addressed from now on. Version 4.1.x is the only supported version. Please consider upgrading to this version at your earliest convenience. Lightweight library and easy-to-learn API. POJO-based development with an annotation programming model.
    Downloads: 0 This Week
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  • 16
    Laravel Mix

    Laravel Mix

    The power of webpack, distilled for the rest of us

    Laravel Mix provides a clean, fluent API for defining basic webpack build steps for your applications. Mix supports several common CSS and JavaScript pre-processors. If you've ever been confused about how to get started with module bundling and asset compilation, you will love Laravel Mix! Webpack is an incredibly powerful module bundler that prepares your JavaScript and assets for the browser. The only understandable downside is that it requires a bit of a learning curve. In an effort to...
    Downloads: 0 This Week
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  • 17
    Dev-C++ for Windows 10/8/7

    Dev-C++ for Windows 10/8/7

    A fast, portable, simple, and free C/C++ IDE

    Coding Boot Camp Learning to program? Check out the free boot camp from Embarcadero which runs from Monday, August 22nd to Friday, August 26th. https://learndelphi.org/boot-camp-2022/ Embarcadero Dev-C++ is a new and improved fork (sponsored by Embarcadero) of Bloodshed Dev-C++ and Orwell Dev-C++. It is a full-featured Integrated Development Environment (IDE) and code editor for the C/C++ programming language. It uses Mingw port of GCC (GNU Compiler Collection) as its compiler....
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    Downloads: 4,234 This Week
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  • 18
    jsoncat

    jsoncat

    Lightweight HTTP framework built in Java

    jsoncat is a lightweight HTTP framework built in Java (using Netty) that aims to replicate some of the feel of Spring Boot—but in a minimal, educational style focused on clarity rather than full enterprise complexity. The project is organized as a small library and tutorial-style codebase, where core HTTP handling, routing, and JSON processing are exposed in a compact way so learners can trace how HTTP requests are parsed and dispatched.
    Downloads: 0 This Week
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  • 19
    Apimock
    Apimock is a small tool written in Java to mock APIs. Please download, unzip the project and read README file or go to wiki tab for more infos.
    Downloads: 0 This Week
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  • 20
    RecyclerViewFastScroller

    RecyclerViewFastScroller

    A fully customizable Fast Scroller for the RecyclerView in Android

    A simple, easy-to-use and configurable fast scroller for RecyclerView. As Kotlin compiles to Java, there's no need to externally add the Kotlin runtime or any other Kotlin dependencies when using this. Also the library is 100% compatible with Java and requires no migration of the base project to Kotlin. The base layout type for this fast scroller is a RelativeLayout so creating a simple vertical fast scroller is as simple as adding elements as children to the RecyclerViewFastScroller layout tag.
    Downloads: 1 This Week
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  • 21
    Easy Random

    Easy Random

    The simple, stupid random Java beans/records generator

    Easy Random is a library that generates random Java objects. You can think of it as an ObjectMother for the JVM. The java.util.Random API provides 7 methods to generate random data: nextInt(), nextLong(), nextDouble(), nextFloat(), nextBytes(), nextBoolean() and nextGaussian(). What if you need to generate a random String? Or say a random instance of your domain object? Easy Random provides the EasyRandom API that extends java.util.Random with a method called nextObject(Class type). This...
    Downloads: 0 This Week
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  • 22
    FLOGO

    FLOGO

    Simplify building efficient & modern serverless functions and apps

    ...Integration Flows Application Integration process engine with conditional branching and a visual development environment. A simple pipeline-based stream processing action with event joining capabilities across multiple triggers & aggregation over time windows. Microgateway pattern for conditional, content-based routing, JWT validation, rate limiting, circuit breaking and other common patterns.
    Downloads: 0 This Week
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  • 23

    JACOB - Java COM Bridge

    JACOB is a JAVA-COM Bridge that allows you to call COM Automation comp

    JACOB is a JAVA-COM Bridge that allows you to call COM Automation components from Java. It uses JNI to make native calls to the COM libraries. JACOB runs on x86 and x64 environments supporting 32 bit and 64 bit JVMs This project has moved to https://github.com/freemansoft/jacob-project
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    Downloads: 109 This Week
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  • 24
    Dumbarton

    Dumbarton

    Dumbarton is a Jekyll Theme developed by Tyler Butler

    Dumbarton is a Jekyll Theme developed by Tyler Butler. The theme is designed for academics and features a simple home page with an about me section and an interactive highlights section to describe publications, coursework, courses taught, and projects. You can check out the project on Github, feel free to make contributions and feature requests, and don’t forget to give it a star.
    Downloads: 0 This Week
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  • 25
    JPointerLock

    JPointerLock

    Pointer Lock for Java AWT/Swing

    Adds support for confining the mouse pointer to a Java AWT or Swing window, useful for video games that use mouse look or edge scrolling. Usage: 0. Download release/jpointerlock.jar and lib/native-library-loader.jar from the code section, and add them to your build path/classpath. 1. Call PointerLockLoader.init() as early as possible on the AWT EDT to load the native library. 2. Call PointerLock.setPointerLock(Window, boolean) on the AWT EDT when you want to lock or unlock the...
    Downloads: 0 This Week
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