JBoss

The global leader in enterprise class, open source middleware software.

Redhat

The world's most trusted provider of Linux and open source technology.

MySQL

The world's most popular open source database software, develops and supports a family of high-performance, affordable database products.

SourceForge.net

The world's largest Open Source software development web site, provides free hosting to Open Source software development projects.

jQuery

jQuery is an open source JavaScript Library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development.

SpringSource

SpringSource provides a suite of software products that accelerate the entire enterprise Java application life cycle of build, run, and manage, also support for the open source application frameworks Spring and Grails which run on the Java Virtual Machine.

Eclipse

Eclipse is an open source community whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle. ZK Studio at Eclipse Marketplace.

OSGi Alliance

The OSGi Alliance is a worldwide consortium of technology innovators that advances a proven and mature process to create open specifications that enable the modular assembly of software built with Java technology.

OpenAjax Alliance

An organization of leading vendors, open source projects, and companies using Ajax that are dedicated to the successful adoption of open and interoperable Ajax-based Web technologies.

OSI Certified

The OSI are the stewards of the Open Source Definition (OSD) and the community-recognized body for reviewing and approving licenses as OSD-conformant.

Cumbresoft , Argentina

Cumbresoft specializes in supporting the digital transformation of public administration, delivering agile and personalized technological solutions based on BPM technology. The company leverages electronic automation and process re-engineering to help government entities modernize and operate more efficiently.

QDev Technolab , India

QDev Technolab builds scalable, enterprise-grade web applications with expertise in Java, UI frameworks and ZK. We deliver secure, high-performance solutions — from modernizing legacy systems to creating new platforms — through flexible engagement models and dedicated teams committed to long-term success.

Easit AB , Sweden

Specialized in time reporting, project management, asset management, and CRM.

Processwide , Switzerland

The one-stop-shop for integrated and innovative Workflow or BPM solutions based on state-of-the-art information technology.

Sobedi informationsmangement gmbh , Germany

A company specialized in professionalize project management, knowledge management and procurement.

hybris , Germany

hybris is a leading vendor of next generation end-to-end multichannel commerce software based on a single platform including managed and hosting services. It's customers are brands from retail and manufacturing, including Adidas, Levi's, Coca Cola Beverages, and more.

Centigrade GmbH , Germany

Centigrade is committed to excellence in usability engineering, user interface design and user interface development services, supporting clients in creating software products of high usability, aesthetic appearance and architectural elegance. Designed ZK Demo icons.

SEIRAND Institute, USA

ZK certified training partner for providing online training courses.
Chartered for educational, scientific research, and charitable purposes.

Dynamia Soluciones IT, Colombia

Dynamia Soluciones IT S.A.S is dedicated to providing solutions in IT, such as development and implementation of custom software, preventive and corrective maintenance on software and hardware, consulting services and technical support.

Insight

A leading provider of a broad range of top name-brand IT computing products, software and advanced IT services helping companies around the world enable, manage and secure their IT environment.

Software House International

A global procurement outsourcing company and leading business-to-business solution provider.

Bechtle Direct

One of the largest software & licensing specialists in the licensing business in Europe.

Engineering Software lab ltd.

Engineering Software lab ltd,(E.S.L.), based in Israel, is specialize in distribution, support, integration localization and developing Value Added Services for software systems and software components.

AMERICATI EIRL

AMERICATI EIRL, based in Lima, Peru, provides software consulting services, with emphasis in the banking industry. They specialize in open platforms and technologies.