Deliver beautiful, performant external apps without limitations
Easily create customer portals and other external-facing apps that drive user happiness, customer loyalty, and revenue. Deliver the perfect experience and perfect reliability that customer-facing applications require—and do it faster than ever with AI. See why OutSystems is recognized as a leading AI development platform for external-facing applications by Gartner.
(Just some of) what you can build with OutSystems
Customer portals
With a customer web portal or mobile app, you can create a seamless onboarding or self-service experience (and much more). With OutSystems, you can use a single web and mobile development platform and reuse UI components, business logic, and databases to create consistent experiences across all touchpoints.
With a customer web portal or mobile app, you can create a seamless onboarding or self-service experience (and much more). With OutSystems, you can use a single web and mobile development platform and reuse UI components, business logic, and databases to create consistent experiences across all touchpoints.
Partner portals
Run your business more efficiently while quickly responding to your partners' needs with a platform that makes change easy and safe.
Run your business more efficiently while quickly responding to your partners' needs with a platform that makes change easy and safe.
Customer success stories
Learn about how companies around the world are improving the customer experience and driving brand loyalty.
Fidelidade goes from a broken IT ecosystem to a digital innovator
How Fidelidade is staying agile even after seven mergers, always keeping customer experience at the forefront while reducing technical debt.
Entel's Developer Digital Factory Delivers Customer-Centric Agility
Entel’s OutSystems factory enabled them to reimagine the customer journey, with the company’s flagship app being downloaded over 10 million times with a 75% NPS score.
Oakland Delivers Digital Services for Residents to Save $1 Million
The City of Oakland is using OutSystems to deliver 8 apps in 12 months, including a SSO portal that’s democratizing city services and giving residents greater visibility than ever.
OutSystems is the AI development platform for external applications
When looking for the best tool to build applications for your customers, partners, or vendors, you’ve got options. However, when it comes to delivering the perfect UX that users expect in a fast, secure, and scalable way, AI development tools are the best choice. While other AI vendors might claim to get the job done, they don’t give you the control you need to tailor your applications to your exact use case. OutSystems gives you the flexibility and resilience you need to deliver market-leading applications.
What else can you build with OutSystems?
Powerful internal applications
Build internal apps quickly and easily, helping your employees work smarter while avoiding shadow IT.
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Critical core systems
Make sure your most vital systems never go down by building them on the most secure, stable, and unified platform.
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More use cases
E-citizen portals
Customized, accessible, and secure e-citizen experiences.
Mobile banking app
Self-service mobile banking apps for Android and iOS.
Relevant resources
Solving Customer Apps and Portals Challenges with Low-Code
Create pixel-perfect customer portals and apps to improve customer experience, and learn how low-code can help overcome app challenges. Download the eBook now.
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How to Build a New Customer Onboarding App
Watch our demo to learn how you can build an efficient and scalable customer onboarding process using OutSystems.
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Building Digital Financial Services with Low-Code
How the financial services industry is capitalizing on the power of high-performance low-code development platforms.
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External applications FAQs
An external app is any application that is designed for a user who isn’t an employee. Most commonly, external-facing applications are for customers, but they can also be built for agents, partners, or vendors.
OutSystems lets you build any external application you wish—from mobile banking portals to virtual care portals, customer self service portals, and more. There are no limitations to what you can build in OutSystems, making it possible to build a fully custom application that meets all of your users’ needs, but more quickly and easily than you could with traditional development.
Both the internal processes of OutSystems and the OutSystems AI development platform are certified in a wide range of industry-standards, including GDPR, HIPAA, ISO 27001, PCI DSS, SOC 2, and many more. Beyond key certifications, OutSystems employs best-in-class protection from SQL injection and XSS with an industry-leading web application firewall, utilizes a Content Delivery Network (CDN) to prevent DDoS attacks, and features continuous automated intrusion detection. OutSystems also lets you maintain full control over who can build apps, who can access them, and how they can be used, while also adding a layer of protection to prevent deliberate or unintentional data loss, data breaches, and unauthorized data use.
The OutSystems AI development platform has built-in capabilities and automation that significantly reduces the time-consuming effort of integrating applications with external databases, systems, and software. Integrations with Microsoft SQL Server and Oracle are just a few of the Relational Database Management Systems (RDBMS) that come built-in, as well as easy integration with REST APIs out-of-the-box.
AI development lets development teams build intuitive and convenient apps and customer web portals for consumers, agents, and partners faster than ever. With pre-built UIs, integrations, and security baked in at the platform level, AI is an efficient, safe way to build external facing applications.
OutSystems Developer Cloud (ODC) has a cloud-native infrastructure that provides a modular, scalable environment built to meet any level of demand. To ensure optimal end-user experience, ODC's auto-scaling capabilities work to meet unpredictable load volumes and ensure no downtime.
OutSystems offers a base UI that is customizable to meet your styling and branding needs. From the colors, typography, structure, and more, you can adjust the look and feel to create a delightful end-user experience. With the option to inject custom code where needed, any app can be customized to fit a specific use case.