Showing 100 open source projects for "java web apps"

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  • 1
    Kamal

    Kamal

    Deploy web apps anywhere

    Kamal offers zero-downtime deploys, rolling restarts, asset bridging, remote builds, accessory service management, and everything else you need to deploy and manage your web app in production with Docker. Originally built for Rails apps, Kamal will work with any type of web app that can be containerized. Kamal seeks to bring the advance in ergonomics pioneered by these commercial offerings to deploying web apps anywhere. Whether that’s low-cost cloud options without the managed-service markup from the likes of Digital Ocean, Hetzner, OVH, etc, or it’s your own colocated bare metal. ...
    Downloads: 5 This Week
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  • 2
    Huginn

    Huginn

    Create agents that monitor and act on your behalf

    Huginn is an open-source system for building agents that perform automated tasks by monitoring websites, APIs, emails, and more. Inspired by IFTTT, Huginn lets users create complex workflows and conditional logic to react to events and manage data. It’s self-hosted, highly customizable, and suitable for developers who want full control over automation without relying on third-party platforms.
    Downloads: 2 This Week
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  • 3
    Manyfold

    Manyfold

    A self-hosted digital asset manager for 3d print files

    Manyfold is an open-source 3D collaboration platform that reimagines how distributed teams and communities can meet, create, and interact in immersive spatial environments through the web. Instead of forcing users to download native apps or create accounts on closed metaverse services, Manyfold runs entirely in the browser, letting people join 3D spaces with simple links and participate in real time using avatars, voice chat, and object interaction. Users can build or import shared 3D worlds, arrange media, embed content, and design interactive layouts that support presentations, workshops, social events, games, and team gatherings without heavy software installations. ...
    Downloads: 9 This Week
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  • 4
    Hanami

    Hanami

    A flexible framework for maintainable Ruby apps

    Hanami is a modern Ruby web framework that aims to be lightweight, fast, and modular, in contrast to the monolithic design of Rails. It emphasizes separation of concerns, encouraging developers to structure applications into clear layers of controllers, views, entities, and repositories. Each component—like the router, model layer, or view rendering engine—can be used independently, which gives developers flexibility to build lean applications. Hanami promotes immutability, plain old Ruby...
    Downloads: 4 This Week
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  • 5
    Sinatra

    Sinatra

    Classy web-development dressed in a DSL

    Sinatra is a minimalist Ruby web framework that focuses on simplicity and flexibility, letting developers define web applications in just a few lines of code. Its DSL maps routes directly to Ruby blocks, making it straightforward to build APIs, small services, and quick prototypes without the overhead of full-stack frameworks like Rails. Despite its simplicity, Sinatra supports middleware, templates, sessions, filters, and helpers, so it can grow with more complex requirements. The framework...
    Downloads: 0 This Week
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  • 6
    Canvas LMS

    Canvas LMS

    The open LMS by Instructure, Inc.

    Canvas LMS is a full-featured learning management system designed for K–12, higher-ed, and professional training, with a strong emphasis on usability and openness. Instructors build courses from modular content—pages, assignments, discussions, quizzes—and organize them into learning paths with prerequisites and due dates. Rich grading tools like SpeedGrader streamline assessment with rubrics, inline annotations, and audio/video feedback, while the gradebook supports weighting, outcomes, and...
    Downloads: 22 This Week
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  • 7
    Puma

    Puma

    A Ruby/Rack web server built for concurrency

    Unlike other Ruby Webservers, Puma was built for speed and parallelism. Puma is a small library that provides a very fast and concurrent HTTP 1.1 server for Ruby web applications. It is designed for running Rack apps only. What makes Puma so fast is the careful use of a Ragel extension to provide fast, accurate HTTP 1.1 protocol parsing. This makes the server scream without too many portability issues. If you are using Bundler, just add Puma to your project's Gemfile. Once you've installed your bundle, start Puma. ...
    Downloads: 1 This Week
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  • 8
    Geocoder

    Geocoder

    Complete Ruby geocoding solution

    ...With its database integration, you can query for nearby records, order results by distance, or filter results within a radius, making it invaluable for location-based apps. By abstracting away API differences and providing a clean Ruby interface, Geocoder makes geospatial features straightforward to implement in web and mobile projects.
    Downloads: 0 This Week
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  • 9
    Pedestal

    Pedestal

    The Pedestal Server-side Libraries

    Pedestal is a set of libraries that we use to build services and applications. It runs in the back end and can serve up whole HTML pages or handle API requests. There are a lot of tools in that space, so why did we build Pedestal? We had two main reasons. Pedestal is designed for APIs first. Most web app frameworks still focus on the "page model" and server-side rendering. Pedestal lets you start simple and add that if you need it. Pedestal makes it easy to create "live" applications....
    Downloads: 3 This Week
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  • 10
    ZK - Simply Ajax and Mobile
    ZK is an open-source Java framework for building modern web and mobile applications. It enables developers to create rich, interactive UIs using only Java — no JavaScript required. With 200+ Ajax-powered components, event-driven architecture, and support for popular technologies like Spring, Java EE, and JSP/JSF, ZK makes it simple to deliver powerful and user-friendly web applications.
    Downloads: 32 This Week
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  • 11
    This is a C library to check the validity of German and Austrian Bank Account Numbers. All currently defined test methods by Deutsche Bundesbank (Dec 2017: 00 to E4) are implemented. Modules for AWK, Perl, PHP, Python, Ruby, C#.net and VB.net are included too. The package includes also an IBAN converter to generate (german) IBANs and BICs from account data. All currently defined IBAN rules by Deutsche Bundesbank are implemented (Dec 2017: 57 rules) and tested against independent solutions.
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    Downloads: 30 This Week
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  • 12
    Bridge Designer and Contest

    Bridge Designer and Contest

    A national virtual bridge engineering contest for kids of all ages.

    This version of Bridge Designer is deprecated. Release distribution binaries have been removed since 1 July 2026. The new ASCE Bridge Designer is a web app available at http://asce.org/bridge-designer. Please use and enjoy the new app! We thank all project supporters and users for decades of contributions. The new support channel is bridgedesignerteam@gmail.com The national contest is no longer active. Several regional contests exist worldwide. The new Bridge Designer includes tools...
    Downloads: 8 This Week
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  • 13
    Capybara

    Capybara

    Acceptance test framework for web applications

    ...Capybara also handles asynchronous JavaScript and dynamic content, waiting for elements to appear or actions to complete before assertions run. By bridging test suites with actual browser behavior, Capybara helps ensure that web apps behave correctly from a user’s perspective.
    Downloads: 1 This Week
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  • 14
    Systems Biology Markup Language (SBML)

    Systems Biology Markup Language (SBML)

    A file format for exchanging computational models in systems biology

    The Systems Biology Markup Language (SBML) is an XML-based description language for representing computational models in systems biology. Visit the project web site to learn more.
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    Downloads: 143 This Week
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  • 15
    Alan AI for Flutter

    Alan AI for Flutter

    SDK to build a multimodal conversational UX for Flutter apps

    Quickly add voice to your app with the Alan Platform. Create an in-app voice assistant to enable human-like conversations and provide a personalized voice experience for every user. Alan is a conversational voice AI platform that lets you create an intelligent voice assistant for your app. It offers all the necessary tools to design, embed, and host your voice solutions. A powerful web-based IDE where you can write, test and debug dialog scenarios for your voice assistant or chatbot. Alan's...
    Downloads: 0 This Week
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  • 16
    Alan AI for Cordova

    Alan AI for Cordova

    Assistant SDK to build a multimodal conversational UX for Apache

    Quickly add voice to your app with the Alan Platform. Create an in-app voice assistant to enable human-like conversations and provide a personalized voice experience for every user. Alan is a conversational voice AI platform that lets you create an intelligent voice assistant for your app. It offers all the necessary tools to design, embed, and host your voice solutions. A powerful web-based IDE where you can write, test and debug dialog scenarios for your voice assistant or chatbot. Alan's...
    Downloads: 0 This Week
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  • 17
    Alan AI for React Native

    Alan AI for React Native

    Build a multimodal conversational UX for apps created with React

    Quickly add voice to your app with the Alan Platform. Create an in-app voice assistant to enable human-like conversations and provide a personalized voice experience for every user. Alan is a conversational voice AI platform that lets you create an intelligent voice assistant for your app. It offers all the necessary tools to design, embed, and host your voice solutions. A powerful web-based IDE where you can write, test and debug dialog scenarios for your voice assistant or chatbot. Alan's...
    Downloads: 1 This Week
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  • 18
    Phenoscape
    The Phenoscape project attempts to formalize the description of evolutionary characters to make them interoperable and computable with the body of phenotype annotation being generated by model organism databases, and other biomedical research.
    Downloads: 0 This Week
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  • 19
    Marathon -GUI Test Runner Web, Swing, FX

    Marathon -GUI Test Runner Web, Swing, FX

    Marathon supports testing of Java/Swing and Java/Fx applications.

    Marathon provides an integrated environment for test script creation and execution. Supported FW: Web, Java Swing/ Java FX. Currently, Marathon supports JRuby script models for recording the test scripts.Marathon test runner generates Allure test reports.Marathon allows for grouping of test cases.It also has an option of inserting modules while recording(in MarathonITE while recording). It allows tester to inset checklist while recording and also takes screen capture and annotate it in playing the test cases. ...
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    Downloads: 17 This Week
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  • 20
    opsworks-cookbooks

    opsworks-cookbooks

    Chef Cookbooks for the AWS OpsWorks Service

    The AWS OpsWorks Cookbooks repository provides the built-in Chef cookbooks used by the now-deprecated AWS OpsWorks Stacks service, a configuration-management and application-deployment service that used Chef (and optionally Puppet) to manage fleets of EC2 instances. These cookbooks implemented standard tasks such as package installation, web server configuration, database setup, Ruby/PHP/Java application deployment, and integration with AWS stack lifecycle events (setup, configure, deploy, shutdown). Customers could use these cookbooks as-is or extend/override them by supplying custom Chef recipes. Although OpsWorks Stacks reached end-of-life in May 2024, the repository remains valuable for teams still running legacy stacks or studying Chef automation patterns in an AWS context. ...
    Downloads: 0 This Week
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  • 21
    Ruby Hail

    Ruby Hail

    Rack-based nano framework

    ...It's the fastest-by-design Rack-based framework. It requires less learning (besides Rack, you suppose to know it by this time) than any other framework. It works great for simple dynamic web-sites, single-page web-apps and microservices.
    Downloads: 0 This Week
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  • 22
    SIGAR (System Information Gatherer and Reporter) is a cross-platform, cross-language library and command-line tool for accessing operating system and hardware level information in Java, Perl and .NET.
    Downloads: 49 This Week
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  • 23
    BenchLab is a Web Application benchmarking framework using real web browsers.
    Downloads: 6 This Week
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  • 24

    Scalaris

    Distributed, transactional key-value store

    Scalaris is a scalable, transactional, distributed key-value store. It was the first NoSQL database, that supported the ACID properties for multi-key transactions. It can be used for building scalable Web 2.0 services. Scalaris uses a structured overlay with a non-blocking Paxos commit protocol for transaction processing with strong consistency over replicas. Scalaris is implemented in Erlang.
    Downloads: 0 This Week
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  • 25
    Wireless Universal Resource File

    Wireless Universal Resource File

    Handset Detection for Mobile Applications. Device Description Database

    WURFL lets you detect thousands of types of mobile devices accessing your web service and take decisions based on what that device can or cannot do. With WURFL, you can optimize mobile web content, effectively deliver advertisements, or analyze mobile traffic. WURFL will read HTTP requests from mobile browsers and search the Device Description Repository (DDR) for the corresponding device properties (i.e. capabilities). WURFL will return the device capabilities to your application, which...
    Downloads: 0 This Week
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