WEBSWING LIMITED
Webswing Limited is an Irish software company providing a specialized web server that runs Java Swing, JavaFX, Oracle Forms, and other Java desktop applications in any HTML5 browser without client-side Java, serving 100+ enterprise customers globally.
- Company typePrivate
- Founded2012
- HeadquartersDun Laoghaire, Ireland
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What WEBSWING LIMITED does
Webswing Limited is a privately-held Irish software company that has developed a specialized web server technology enabling Java desktop applications to run directly in HTML5 web browsers without client-side Java installation. Founded in 2012 and headquartered in Dun Laoghaire, Dublin, the company operates additional wholly-owned offices in Prague (Czech Republic) and Bratislava (Slovakia). The core product, Webswing, executes Java Swing, JavaFX, Oracle Forms, SWT, NetBeans, and Applet applications server-side while rendering the UI as HTML5 in any standard browser, eliminating the need for JRE, plugins, or browser extensions on client devices.
The technology stack includes proprietary components such as a DirectDraw rendering engine that streams Swing draw instructions to HTML canvas, a Cluster Engine for enterprise-scale load balancing and auto-scaling, and a Modernisation Framework that enables incremental UI migration to modern web frameworks (React, Angular, Vue) while preserving existing Java business logic. The product also features a JavaScript Bridge (JSLink) for bidirectional Java-JavaScript communication and dedicated Oracle Forms support covering versions 11, 12.2.1.19, and 14.1.2 across Java 8, 11, 17, 21, and 25. Webswing is ISO/IEC 27001 certified (2025-2028) for its Information Security Management System, with built-in integrations for SAML2, OIDC, LDAP, Keycloak, and Prometheus monitoring.
Webswing generates revenue primarily through commercial software licensing on an annual subscription basis, with pricing structured around SLA tiers and Webswing Units (1 Unit = 100 concurrent users). The company employs an enterprise field sales motion supplemented by product-led growth via free evaluation downloads, targeting enterprises with legacy Java applications. The customer base spans 100+ named organizations including Experian, Broadcom, Nokia, T-Systems, MUREX SAS, Dematic, Sparkasse Hannover, and Harris Healthcare across banking, healthcare, aviation, telecommunications, logistics, and government verticals. Revenue streams include commercial licensing, SLA support packages, pre-production integration support, custom development services, and discounted licensing for educational and non-profit organizations.
WEBSWING LIMITED firmographics
Firmographics- Name
- WEBSWING LIMITED
- Legal name
- Webswing Ltd.
- Website
- https://webswing.org
- Company type
- Private
- Founded year
- 2012
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Webswing Limited is an Irish software company providing a specialized web server that runs Java Swing, JavaFX, Oracle Forms, and other Java desktop applications in any HTML5 browser without client-side Java, serving 100+ enterprise customers globally.
- Ownership category
- akta.pro rank
WEBSWING LIMITED industry classification
Industry- Product category
- Application Virtualization Software
- NAICS
- Computer Systems Design and Related Services (54151), Computer Systems Design Services (541512)
- SIC
- Services-Computer Programming Services (7371), Services-Prepackaged Software (7372)
- akta.pro primary industry
- API Management & Gateways (BPAMAOAA)
Keywords
Where WEBSWING LIMITED is headquartered
LocationHeadquarters
- HQ city
- Dun Laoghaire
- HQ country
- Ireland
- HQ region
- Europe
Offices3 records
Markets served
WEBSWING LIMITED business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure
Revenue model
- Commercial Software Licensing: Webswing is licensed under a commercial license model. Organizations using Webswing for non-evaluation purposes (commercial use or internal commercial organization use) require a valid commercial license. Licensing is tied to SLA (Service Level Agreement) tiers and measured in Webswing Units (1 Webswing Unit = 100 concurrent users). Separate licenses are required for each software product deployed with Webswing.
- SLA Support Packages: Licenses are purchased together with SLA tiers ranging from smaller packages suitable for single developers to highest tiers for global corporations. Support includes email, online conference calls, and 24/7 emergency phone support (charged separately).
- Pre-production Support: Expert support during integration of software solutions during development and testing phases, priced as part of SLA packages.
- Custom Development: Custom development services as per customer requests, forming part of the full service package related to Webswing software.
- Academy & Non-Profit Licensing: Special licensing model for charitable, non-profit organisations and educational institutions - may offer free or significantly discounted licenses after review.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | SLA Tier packages from single developer to global corporation scale |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels12 records
WEBSWING LIMITED product offering
Product offeringCore offering
Webswing is a specialized web server that executes Java Swing, JavaFX, Oracle Forms, SWT, NetBeans, and Applet desktop applications server-side and renders the UI as HTML5 in any standard web browser, eliminating the need for client-side Java installations or browser plugins. The company licenses this software commercially with SLA-based support tiers, plus add-on modules such as the Cluster Engine, Modernisation Framework, and testing tools for enterprise customers running legacy Java applications.
Product overview
Webswing Limited offers a unified platform centered on Webswing, a specialized web server that enables Java Desktop applications (Swing, JavaFX, Oracle Forms, SWT, NetBeans, Applets) to run directly in any HTML5 web browser without client-side Java installation. The product portfolio includes the core Webswing server, the Cluster Engine for enterprise-scale load balancing and auto-scaling, the Modernisation Framework for step-by-step UI modernization with web technologies, the Test Tool and JMeter Plugin for testing automation, and the Admin Console and Client Portal for management and licensing. Webswing supports Oracle Forms natively as a specialized launcher type.
Differentiator
Problem solved
Functional benefit
Products and services
- Webswing Specialized web server that executes Java Swing, JavaFX, Oracle Forms, SWT, NetBeans, and Applet desktop applications server-side and renders the UI as HTML5 in any standard web browser. Requires no client-side Java (JRE, FSAL/JWS, plugins, or extensions) and no source code changes to existing applications.
- Webswing Cluster Engine High-scale performance and load balancing add-on for Webswing enterprise deployments, supporting auto-scaling, session pooling, and distributed deployment across multiple servers.
- Webswing Modernisation Framework Framework for incrementally enhancing Java applications with HTML5/CSS and embedding modern web components (React, Angular, Vue.js, APEX) alongside legacy Forms controls in the same application window.
- Webswing Test Tool Proprietary testing tool for ensuring stable performance of Java Desktop applications deployed with Webswing. Includes component tree discovery for identifying UI elements during automated test development.
- Webswing JMeter Plugin Load testing plugin for Apache JMeter enabling automated performance testing of Java Desktop applications running in Webswing via WebSocket protocol. Distributed as part of Webswing's test-tools distribution from version 25.2.
- Webswing Oracle Forms Edition Specialized Webswing edition with dedicated launcher and configuration support for running Oracle Forms applications (versions 11, 12.2.1.19, and 14.1.2) in a browser without code changes, supporting Java 8, 11, 17, 21, and 25.
Quantifiable outcome
- Setup time: 'Only takes 15 minutes' to run an application in browser
- +1 more outcomes
Companies that use WEBSWING LIMITED
Customer profileNamed customers21 records
Segments4 records
Ideal customer profiles4 records
WEBSWING LIMITED technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration9 records
Feature7 records
WEBSWING LIMITED partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core and key ecosystem.
- First Quality Software GmbH (QFS)coreQFS provides QF-Test integration for robust end-to-end UI testing of Java Desktop applications running in Webswing. This is a recommended testing approach alongside Webswing's own Test Tool and JMeter plugin. QF-Test is specifically designed for testing Java/Swing applications and provides stable, maintainable test cases for Webswing deployments.
- Apache JMetercoreWebswing provides a proprietary JMeter plugin for automated load testing of Java Desktop applications running in Webswing. The plugin is bundled in Webswing's test-tools distribution starting from version 25.2 and requires Apache JMeter 5.6.3 or later.
- Oracle Corporationkey ecosystemWebswing is designed to work with Oracle Forms applications (versions 11, 12.2.1.19, and 14.1.2) and Oracle Fusion Middleware/WebLogic environments. Webswing deploys alongside existing Oracle Forms stacks and connects to them rather than replacing the Oracle infrastructure. No formal partnership; product compatibility with Oracle software ecosystem.
Scale indicators3 records
Recent moves6 records
Expansion highlights6 records
WEBSWING LIMITED competitors and assessment
Company assessmentBroad incumbents
- OpenText (including Micro Focus): OpenText, post Micro Focus acquisition, offers a broad portfolio of legacy modernization, terminal-emulation and application-rehosting tools (e.g., Reflection, Visual COBOL). Closest broad incumbent in the legacy-application modernization space where Webswing operates.
- AWS AppStream 2.0: Amazon's managed application-streaming service that delivers desktop applications to a browser without client installs, targeting enterprises running legacy Windows/Java apps. Hyper-scaler-bundled alternative that competes for the same browser-delivery budget.
- Microsoft (Azure Virtual Desktop / Windows 365): Microsoft's cloud VDI offerings (AVD, Windows 365, RDS) stream desktop and legacy applications into a browser, deeply integrated with the Microsoft enterprise stack. Broad incumbent alternative competing for the same browser-based legacy application delivery budgets.
Emerging players
- TmaxSoft: TmaxSoft's OpenFrame and legacy modernization suite re-hosts mainframe workloads on Linux/JEE. Comparable niche-specialist posture in legacy enterprise modernization, though with a different legacy stack focus than Webswing's Java desktop specialty.
- Heirloom Computing: Heirloom Computing automates migration of legacy mainframe and enterprise applications (including COBOL/PL-I and adjacent stacks) to cloud-native Java services. Comparable modernization mission and adjacent legacy-stack customer base to Webswing.
- TSplus: TSplus provides cost-effective remote desktop and application publishing to a browser as an alternative to Citrix. Comparable product category (legacy/desktop app delivery to browser) competing for the same SMB and mid-market slice of Webswing's space.
Others
- Azul Systems: Azul provides commercial OpenJDK and Java runtime distributions (Zulu, Azul Zulu Enterprise, Platform Prime) commonly used by enterprises running Java-based applications such as those Webswing serves. Adjacent ecosystem enabler rather than direct competitor.
Direct peers
- Rocket Software: Rocket Software specializes in modernization and continued support of legacy enterprise software, including mainframe and older line-of-business applications. Comparable mission of keeping legacy mission-critical applications viable on modern infrastructure.
- Citrix Systems: Citrix Virtual Apps and Desktops deliver Windows and legacy desktop applications to a browser via remote streaming. It is the most established alternative to Webswing for browser-based delivery of legacy enterprise applications.
- VMware Horizon (Omnissa): VMware Horizon (now under Omnissa) provides VDI and published application delivery to browsers, enabling enterprises to run legacy and desktop applications without code changes. Strongly comparable use case to Webswing in large enterprises.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
WEBSWING LIMITED social profiles
Digital presenceWEBSWING LIMITED compliance and trust
Trust signalCompliance1 record
WEBSWING LIMITED financial estimates
Financial estimateRevenue estimate
Valuation estimate
WEBSWING LIMITED leadership team
Management profileNumber of profiles
Profiles1 record
WEBSWING LIMITED subsidiaries and ownership
Company hierarchySubsidiaries2 records
WEBSWING LIMITED funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
WEBSWING LIMITED M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about WEBSWING LIMITED
What does WEBSWING LIMITED do?
Webswing is a specialized web server that executes Java Swing, JavaFX, Oracle Forms, SWT, NetBeans, and Applet desktop applications server-side and renders the UI as HTML5 in any standard web browser, eliminating the need for client-side Java installations or browser plugins. The company licenses this software commercially with SLA-based support tiers, plus add-on modules such as the Cluster Engine, Modernisation Framework, and testing tools for enterprise customers running legacy Java applications.
Is WEBSWING LIMITED a public or private company?
WEBSWING LIMITED is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was WEBSWING LIMITED founded?
WEBSWING LIMITED was founded in 2012. It employs 11 to 50 people.
Where is WEBSWING LIMITED based?
WEBSWING LIMITED is headquartered in Dun Laoghaire, Ireland, in the Europe region.
How does WEBSWING LIMITED make money?
Five revenue lines are on record. Commercial Software Licensing is the primary driver. The others are SLA Support Packages, pre-production Support, custom Development and academy & Non-Profit Licensing.
Who are WEBSWING LIMITED's main competitors?
Broad incumbents on record are OpenText (including Micro Focus), AWS AppStream 2.0 and Microsoft (Azure Virtual Desktop / Windows 365). Emerging players are TmaxSoft, Heirloom Computing and TSplus. Azul Systems is listed as an others. Direct peers are Rocket Software, Citrix Systems and VMware Horizon (Omnissa).
Does WEBSWING LIMITED have an API?
Yes. Webswing provides a JavaScript API (JSLink) that enables bidirectional communication between Java Swing applications running in the browser and the surrounding web page. The API allows applications to invoke JavaScript functions and vice versa, enabling integration with web stacks and APEX. Features include event listener services, utility services, clipboard services, user-related services, and WebSocket-based communication for real-time interaction. Developer documentation is at www.webswing.org/docs.
What industry is WEBSWING LIMITED in?
WEBSWING LIMITED's product category is Application Virtualization Software. Its primary akta.pro industry code is BPAMAOAA, API Management & Gateways. Its NAICS code is 54151 and its SIC code is 7371.