Browse free open source Usability software and projects below. Use the toggles on the left to filter open source Usability software by OS, license, language, programming language, and project status.

  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

    Get your domain at wholesale price. Cloudflare offers simple, secure registration with no markups, plus free DNS, CDN, and SSL integration.

    Register or renew your domain and pay only what we pay. No markups, hidden fees, or surprise add-ons. Choose from over 400 TLDs (.com, .ai, .dev). Every domain is integrated with Cloudflare's industry-leading DNS, CDN, and free SSL to make your site faster and more secure. Simple, secure, at-cost domain registration.
    Sign up for free
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • 1

    XML2CSV Spreadsheet Converter

    Converts XML to CSV using a spreadsheet app

    An MS Excel VBA macro converts XML to CSV. It demonstrates this capability by converting an XML-based Continuity of Care Document (CCD) into a slim Comma Separated Value (CSV) file.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 2
    This project has moved! Go to https://github.com/yenrab/qchybrid
    Downloads: 3 This Week
    Last Update:
    See Project
  • 3
    KeyValue
    KeyValue is a cross-platform library for making C++ objects accessible through LibreOffice Calc, Excel and other front-ends. Experience of spreadsheet users is enhanced by an object model and a handy key-value based interface.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 4
    Java API to support binding system for java (xml, json, sql mapping). Supply class and interface to buil a mapping framework to java.
    Downloads: 1 This Week
    Last Update:
    See Project
  • The All-in-One Commerce Platform for Businesses - Shopify Icon
    The All-in-One Commerce Platform for Businesses - Shopify

    Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

    Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.
    Learn More
  • 5
    Write code that anyone can read!
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    Class library to provide algorithmic functionality to collections. Some of the algorithms are: ForEach, Find, FindAll, Collect, etc.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    A PHP class library for writing powerfull reloadless web user interfaces using Ajax (DHTML+server-side) style
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    It consists of a library of Java classes that gives us support the programming of applications. Boring, repetitive tasks will be included in CommunityUtil. So this is the aim: to provide fast that encapsulates all classes complicated tasks.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    A light weight file IO library to ease the use of Java File IO related API and enable the testability.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Connect every part of your business to one bank account Icon
    Connect every part of your business to one bank account

    North One is a business banking app that integrates cash flow, payments, and budgeting to turn your North One Account into one Connected Bank Account

    North One is proudly built for small businesses, startups and freelancers across America. Make payments easily, keep tabs on your money and put your finances on autopilot through smart integrations with the tools you’re already using. North One was built to make managing money easy so you can focus on running your business. No more branches. No more lines. No more paperwork. Get complete access to your North One Account from your phone or computer, wherever your business takes you. Create Envelopes for taxes, payroll, rent, and anything else automatically.
    Get started for free.
  • 10
    Data Wrapper Library is a library in C to help programming with complex structures in a simple way.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    The well known GOF design patterns will be implemented with C++ in this project for educational purposes.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    A simple to use framework to develop a webapplication with PHP. The framework supported the developer of recurrent tasks for example using several languages, central logsystem, manage formulars and more. Documentation and support is available in german.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    EasyUpdate is a secure, small and easy to use Java library that enables your application to check for version updates on the Internet, download and install them. It uses JCE to digitally sign files so they are guarantee to be authentic
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    A math library for GMP. This library use the cmath as model and overloaded the principal math functions (sin, cos, tan, log... ). So, this make easy the development of generic programs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    Grift is a library that provides a framework for developing a UI-independent application.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    data-context is an Java objects container. It can contain any object at any deep, just like map, however, it providers following functions: 1)auto create nesting object when encounter NPE by reflection 2)auto convert data type 3)full xpath syntax
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    JOOL is a Javascript object oriented language implementation which use a class design pattern similarly to Java. It provides java like developing with classes, access modifiers, type directives and exception handling.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    This is a project that will evaluate the use of web services in other Java systems.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    This framework provides an easy to use, reusable, optimized, and portable suite of C++ classes. It takes away complexity by handling all low-level work, thus speeding initial development, resulting in fewer bugs, and lowering maintenance costs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    LIZDB is highly advanced MySQL API written in PHP5. LIZDB allows user to fetch data (variuous ways), prepare and execute statements, manage sophisticated transactions, prepare and call stored procedures and functions with in, inout, out parameters suppor
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    A lightweight, nice-looking logger for C++. Provides possibility for (colorized) console output, logging to datafile or into a ringbuffer in memory. Sources are well documented.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    MixGin provides a fluent API for an easy interaction between groovy and java fragments within java code.Those code can be mixed arbitrarily, including automatic category detection and data access of variables declared in groovy within java and vice versa
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    This is a plugin for Resharper that adds intellisense for the NMock2 mocking framework to Visual Studio.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    phpAnnotations provides Annotations support similar to Java or C# in your PHP projects. Annotations gives you the ability to add meta information/configuration to your classes by readable at runtime using reflections.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    A java-swing application that provides a tree-view of a jena rdf-graph. This is a tool for developers utilizing jena or pellet who wish to see what is going on within their jena-model when inference occurs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next