Page 3 | Best Web App Development Platforms in the UK of 2025

Quest

Generate ReactJS code from your design. Clean, extendable, just like you would hand code. Push to your repo and launch. Our AI models generate real, useful code. It incorporates all the things professional developers care about. Use our chat prompt to modify styling, write business logic & connect to your backend. Bring in your custom designs. Quest generates code components incorporating design systems and component libraries. Preview your app and push to your GitHub and launch it when ready. Quest was built with developers in mind. It automates the tedious parts of building an app, yet gives you full control so you can build whatever you want. Generate clean code per the best of industry standards. Extend it to add your own use cases or business logic. Native support for MUI, Chakra & Ant (coming soon) or effortlessly integrate your own or any design system. Download the code or push it to your GitHub. Do whatever you want with it. Quest generates industry-standard React components.

Starting Price: $58 per month

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Five

Five is a low-code development environment that helps software developers build and deploy bespoke business software. Rapidly build release-ready software using Five’s prebuilt features, such as a hosted SQL database, authentication, or access control. Connect to multiple data sources and query (almost) any data source, such as external databases (PostgreSQL, MySQL, SQL Server & more) or REST API endpoints. Add full code almost anywhere through its native support for SQL, JavaScript, TypeScript, and HTML, Five never limits developers by what’s available out of the box. Five offers a free download that comes with no time limits. You can download it on your desktop and start building for free. Once you have developed a production-worthy application, you can deploy it to the cloud by subscribing to one of our hosting plans for as low as US$29.99/month. Five takes care of all the complicated deployment processes, allowing you to focus on what matters the most - your applications

Starting Price: $29.99/month

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ReByte

RealChar.ai

Action-based orchestration to build complex backend agents with multiple steps. Working for all LLMs, build fully customized UI for your agent without writing a single line of code, serving on your domain. Track every step of your agent, literally every step, to deal with the nondeterministic nature of LLMs. Build fine-grain access control over your application, data, and agent. Specialized fine-tuned model for accelerating software development. Automatically handle concurrency, rate limiting, and more.

Starting Price: $10 per month

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Momen

From MVP to scaled SaaS, build your custom apps with a smooth learning curve, all powered by Momen. Streamlined from prototype design to app deployment, with robust built-in backend, say farewell to traditional dev. Create apps in weeks, and iterate your ideas with ease, no coding needed. Project-based pricing without overage fees and third-party backend service, estimate costs upfront. Advanced collaboration workflows with access control, build fully custom apps for million-user projects from the start. Build every part of your product visually in Momen's drag-and-drop editor. Clarify user journey and interaction, and unleash your inner designer's creativity. See holistically how users journey through your product with our interactive and dynamic canvas. Watch your product come to life in real-time with live preview as you build and test its features, with the browser preserving the navigation state.

Starting Price: $33 per month

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Aire

Build web apps to manage any type of business in minutes with zero coding or app-building experience required. Create practically any kind of custom database web app for any type of business in minutes directly from text prompts with no coding or app-building experience required. Start with the AI, then use intuitive no-code tools to customize your data models, pages, charts, and dashboards. Or build it all yourself with or without AI. Deploy your apps on your dedicated Aire hub low-code instance; add complexity, custom design, roles and permissions, advanced workflows, third-party integrations, and more. Aire builds web apps to manage records for any type of organization in any industry. Aire builds custom apps to manage records for any type of organization in any industry. The Aire AI Assistant will automatically create charts, user interfaces, and dashboards for you. You can manually edit your charts, interfaces, and dashboards or create new ones.

Starting Price: $57 per month

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Taipy

From simple pilots to production-ready web applications in no time. No more compromise on performance, customization, and scalability. Taipy enhances performance with caching control of graphical events, optimizing rendering by selectively updating graphical components only upon interaction. Effortlessly manage massive datasets with Taipy's built-in decimator for charts, intelligently reducing the number of data points to save time and memory without losing the essence of your data's shape. Struggle with sluggish performance and excessive memory usage, as every data point demands processing. Large datasets become cumbersome, complicating the user experience and data analysis. Scenarios are made easy with Taipy Studio. A powerful VS Code extension that unlocks a convenient graphical editor. Get your methods invoked at a certain time or intervals. Enjoy a variety of predefined themes or build your own.

Starting Price: $360 per month

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LoftOS

Innoloft

Forget traditional tech delays, we're making digitalization quicker, easier, and way more affordable. With LoftOS, you’re in control. Build web applications like networks, marketplaces, or internal tools all without writing a single line of code. Forget about juggling multiple tools or expensive IT agencies. Don’t waste time on month-long development projects. Go live instantly with our no-code development platform. Stop overpaying for complex IT projects. Don’t worry about escalating costs. All the features you need and none you don’t. Transform your business ecosystem from analog to digital. With LoftOS, you’re not just increasing transparency, you’re unlocking a world of exciting business opportunities. Ditch outdated community management. With LoftOS, anchor your members to a digital hub packed with digital tools that make every click count. Don’t just showcase your research, monetize it. With LoftOS, you can effortlessly connect your skills, services, and technologies.

Starting Price: $375 per month

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AWS App Studio

Amazon

AWS App Studio is a generative AI-powered service that uses natural language to build business applications, empowering a new set of builders to create applications in minutes. With App Studio, technical professionals such as IT project managers, data engineers, enterprise architects, and solution architects can quickly develop applications tailored to their organization's needs, without requiring deep software development skills. Simply describe the application you want to build using natural language, and App Studio will create an application with a multipage user interface, a data model, and custom business logic. After generating your app, you can use simple instructions to update functionality and even add advanced AI capabilities to the app. App Studio provides granular access control policies over your data, users, and applications, giving IT teams visibility into every application, and allowing them to track usage and maintain compliance with company policies.

Starting Price: $0.25 per hour

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JitBlox

JitBlox is a browser-based, visual web app builder that enables both developers and designers to create fully working, component-based web applications, without writing a line of code. Utilizing industry-standard UI libraries such as Bootstrap, Tailwind CSS, Shoelace, and Material Design, it provides an integrated drag‑and‑drop visual designer where users can construct app layouts via intuitive tree views, live real‑time previews, and powerful template editors that outpace traditional HTML editors. It offers hassle‑free components; users can insert UI blocks, layouts, controls, and data-bound components with a few clicks. Designers can connect mock or real data to their interfaces, model app logic through loops and conditional flows, and test apps immediately, even before the backend exists. JitBlox generates clean, production-ready source code (e.g. full Angular apps) that can be downloaded or pushed straight to GitHub, ensuring best practices and smooth developer collaboration.

Starting Price: $15 per month

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Dolphin

Dolphin is an AI-powered web-app builder designed to help startup founders launch full SaaS products—complete with backend, database, authentication, billing, and AI assistants—in under an hour. Built by experienced developers and backed by Y Combinator, Dolphin focuses on correctness, security, and maintainability, eliminating the usual technical complexity of app development. It automatically scaffolds your environment, sets up schemas, migrations, endpoints, permissions, and everything needed to run a production-ready application. With built-in support for billing, media storage, user sign-in, and integrations like Slack, Salesforce, Gmail, and Microsoft, Dolphin equips founders with all the components a modern startup requires. Apps made with Dolphin can even include an AI assistant capable of performing any action a user can. Its architecture of pre-built, composable components gives founders the freedom to build dashboards, social feeds, editors, e-commerce systems, and more.

Starting Price: $50/month

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HokuApps

Hokuapps

HokuApps is the fastest growing low-code development platform that empowers organizations to develop innovative technology solutions incredibly fast. Our rapid application development platform has enhanced mobile and data integration capabilities to enable companies to speedily deploy mobile and web applications. We empower organizations to usher in their digital transformation journey to better engage with customers, partners and employees. Dynamic global enterprises, like Teddy Nissan, PTI QCS and Big Red, use our platform to develop business applications to delight their customers and enhance operational proficiency.

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Flowfinity

Flowfinity Wireless

Eliminate your IT backlog! Flowfinity is an application development toolset that enables rapid development, testing and deployment cycles. Our intuitive and feature rich platform combines a web-based app editor, unlimited cloud database storage, interactive dashboards, advanced mobile data collection, multiple platform support, process automations and a reliable integration API. Ideal for organizations that need to support custom business processes, even ones with complex data models. Flowfinity empowers IT and business professionals to configure flexible, scalable workflow solutions using a declarative approach without committing the resources required to custom code. This allows business leaders to take ownership of their systems, driving meaningful digital transformation and freeing developers to focus on other projects. Skeptical about the limitations of other no-code/low-code solutions? Try Flowfinity and experience how powerful application configuration can be. Free 14-day

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Fliplet

Prefab apps combine drag-and-drop app editors with the extensibility of open source components. Enable anyone to create apps without running up against feature limitations. Use our existing library of prefab components or create your own. Writing code and maintaining a single app can be a full time job. Fliplet offers drag and drop prefab components that will probably cover 90% of your features. They've already been stress-tested by real users at scale and we'll maintain them for device, OS and security updates. There's a lot going on underneath the hood just to keep your app running. Things like app security, user analytics, data integrations, cross-device compatibility, OS updates. We handle this for you. We understand we may not provide all the features you need out of the box. If you do need something highly custom, you can extend Fliplet with a small amount of code (JS, HTML, CSS). We will even do it for you.

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Mendix

Mendix, a Siemens business and the global leader in enterprise low-code, is fundamentally reinventing the way applications are delivered in the digital enterprise. With the Mendix platform, enterprises can ‘Make with More,’ by broadening their development capability to conquer the software development bottleneck; ‘Make it Smart,’ by making apps with rich native experiences that are intelligent, proactive, and contextual; and ‘Make at Scale,’ to modernize core systems and build large app portfolios. The Mendix platform is built to promote intense collaboration between business and IT teams and dramatically accelerate application development cycles while maintaining the highest security, quality, and governance, in short, to help enterprises leap into their digital futures. The Mendix platform has been adopted by more than 4,000 leading companies around the world including Conoco Phillips, Business Development Bank of Canada, Post NL, Continental, Zurich Insurance, and

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Iron Speed Designer

Iron Speed

Simply point to an existing database and let Iron Speed Designer create a visually stunning, feature-rich .NET application that is easy to customize. Our professionally-designed layouts are intuitive and flexible. Pages are easy to customize, so you can choose what to include. Efficient data entry panels update multiple tables in a single transaction. You can even edit multiple records in a convenient spreadsheet format. Easily develop applications for Apple, Android and other mobile devices which are ready to submit to the App Store and Google Play. Page- and component-level access control. Single sign-on. Remember user name and password. Lost password retrieval. Data and URL parameter encryption. Display Google Maps. Build location-aware mobile apps. Filter and sort records by proximity to your location. Convert from street address to latitude and longitude. Visualize important trends with automatically configured charts and graphs.

Starting Price: $749 one-time payment

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Smart GWT

Isomorphic Software

Smart GWT combines the industry’s richest set of GWT UI components with a powerful Java server framework to deliver an end-to-end solution for building enterprise web applications. Using Google Web Toolkit, developers can create modern HTML5/Ajax interfaces entirely in Java, producing optimized JavaScript that runs in the browser for instant responsiveness and fewer server round-trips. Smart GWT is also AI native, extending its proven architecture with AI-enhanced components for intelligent filtering, summarization, and natural-language data exploration. Developers can integrate SmartClient AI features such as Answer Engine, AI Report Builder, and Instant UI to accelerate development and deliver smarter user experiences. Device-aware components automatically adapt to mobile, tablet, and desktop environments for consistent performance across all platforms.

Starting Price: $745 per developer

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Softools

You probably have a business process that’s causing you pain. Whether this process lives in Excel, on paper, or a legacy system, any problem process can be tamed and turned into a Softools App. Softools Web Applications are ready to go - complete with database, profiles, and fully configurable security settings. Our modern user interface comes out-of-the-box for all applications, providing great user experience, without the need to build it. Whether working from home, an office, or on the move, organizations rely on productive teams. Softools solutions make best-practice your new standard. An easily accessible single-source of information supports the collaboration and governance required to deliver efficiently and consistently. What’s more, Apps are instantly global, mobile-ready, offline-first and available in any language, keeping your people productive no matter where they are.

Starting Price: $41.86 per month

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DrapCode

DrapCode is a NoCode/LowCode Platform that helps you build, design and launch complex web applications without writing any coding. You can simply drag and drop components to build full-fledged Web Applications like building blocks. Design your app as you want with “what you see is what you get” approach and give your vision a concrete shape by using multiple UI frameworks and styling tools that DrapCode style manager offers. Drag-and-drop feature to build web apps in the most easiest and convenient way. You can build your entire web application faster by using pre-built sections. The reusable and readymade components such as snippets, modals, forms, carousels, etc. also makes the building process easy. Launch your web applications faster with a click of a button to stay ahead of your competition. Reach out to users, gain feedback, reiterate and deliver them what they actually require, easy & fast.

Starting Price: $45/app/month

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ColdFusion Builder

Adobe

Build with a lightweight, quick-loading IDE that complements Adobe ColdFusion. Finish faster with tools that help you to develop, test, debug and deploy applications. Automatically detect vulnerabilities in your code. Identify bottlenecks with reports from the Performance Monitoring Toolset. Ride the wave, easily develop, test, debug and deploy mobile and browser-based applications, and get a head start in the fast-growing apps market. Keep it safe, use debugging, refactoring, preview and other smart features for identifying security vulnerabilities, and maintain the integrity of your code. Streamline your work, use extensions, remote project support, integrated server management, a log viewer, and more, and take charge of your environment. Accelerate your application development with intelligent, ordered code assist for CFML, CFScript, HTML, JavaScript and CSS. Get code assist even for third-party JavaScript libraries included in your web application.

Starting Price: $299 one-time payment

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Softr

Softr is the easiest and fastest way to build powerful web apps and client portals from Airtable, in minutes. No code required. With Softr, you can build client portals, internal tools, marketplaces, online communities, resource directories and websites. Our mission is to make tech accessible to everyone. Curate resources of any kind and let users search, filter, and explore. Launch online courses, company wikis or upvoting sites directly from Airtable. Start from a template or from 100+ pre-built blocks and customize any element on the page. No design or coding skills needed. Turn your Airtable data into a full-stack web-app with out-of-the-box memberships, payments and business logic, all in one place. Don't spend hours learning new tools. Softr is the quickest way to put a product in the hands of your customers. Build apps effortlessly with a single prompt! Whether it's an intranet, client portal, or an internal tool, see your prompts come to life with a fully functional web app.

Starting Price: $49 per month

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Zappter

More than ever, consumers are shifting their spending from the store to the Internet. Apps are now an important tool for staying in touch with new and existing customers, increasing sales, and improving satisfaction. For businesses, there is no better way to be constantly present and within close reach. Get started today with your very own app and offer your customers a completely new and impressive platform for your services and products. Sign up now and get your app built for free by the Zappter team in no time. We'll take care of the content, design, configuration, App Store presence and publishing of your app, while you can focus on your business. Zappter's unique system and comprehensive set of features allow you to create your customized unique app & web-app hassle-free. Customize the content of your app at any time and in real time. Based on a modular system, you can assemble your app by drag & drop without coding or special IT knowledge.

Starting Price: $9.99 per month

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Idea2App

idea2App is an easy-to-use platform that helps you to live your dream into reality. Choose all the preferred features and we will provide you with Web/App equipped with avant-garde technology. Now, building an app is as simple as ordering a food in the restaurant. With an extensive experience across wide range of industries, we offer business-centric solutions customized as per specific business needs. From small scale companies to multinational organisations, our industry-specific solutions are designed to propel businesses forward and achieve excellence. With Idea2App, the app ideas are only limited by your imagination. Here is a list of some of the most common applications out of our limitless offerings, powered by Idea2App. Just pick and start creating your application now.

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Calcapp

Neosupport AB

Forget error-prone Excel calculators and build apps instead. Imagine a cloud-based app designer enabling you to create apps without having to do any programming. Connect Excel-like formulas—with support for close to 400 functions—to the fields of your app. Formulas can also be used to determine if a field should be visible, what recipients a report should be sent to and whether a button should be grayed-out. They can also be used to flag possibly erroneous values. Design your app graphically using our easy-to-use DIY tool. Use the live preview to test your app and then publish it at the press of a button. Apps can run through any web browser, so they don't need to be installed by your IT department. Use validation to flag potentially invalid input or results, ensuring that errors are caught early.

Starting Price: $9 per month

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Vivaldi MySQL Web Application Builder

OpenGate Software

Create MySQL web applications that look great on any device...with no coding required! Vivaldi does all the hard work handling read, insert, edit, and delete activity for you. You just design forms and menus with a simple to use interface. No annual maintenance, your one-time purchase covers lifetime updates and support. MySQL web application development is easy with Vivaldi's visual form designer. Unlike many other web design tools, Vivaldi doesn't require you to edit code. Vivaldi's form designer helps you create forms and define the look, feel, and interaction. Then Vivaldi does the heavy lifting behind the scenes to handle the actual create, read, update, and delete (MySQL CRUD) operations as your users work with your application. Create attractive tabular and detail forms where you control the layout and behavior.

Starting Price: $149 one-time payment

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WEBDEV

Windev

Responsive web design, WEBDEV allows you to easily develop Internet and Intranet sites and applications (WEB & SaaS) to manage data and processes. WEBDEV also generates PHP. WINDEV supports all databases. WEBDEV also supports all the databases that use ODBC drivers or OLEDB providers. The WINDEV, WEBDEV and WINDEV Mobile environments are compatible and share project elements. It has never been easier to build multi-target applications. The developer can focus on key business requirements, and not on the code, applications can finally meet your needs. Up to 20 times less code, develop applications in no time! Shorter time to market, allows you to gain market share. Software is easier to develop and improved reliability. Complete application RAD generator for PC, web, and mobile, template creation (patterns, inheritance & MVP). The ease of use and speed that allow you to develop and realize even your most ambitious projects.

Starting Price: $1,703 one-time payment

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WebSmart

Fresche

WebSmart is a rapid development tool for creating RPG and PHP desktop & mobile web applications. Responsive templates help you quickly create modern applications and APIs that you can customize for any business need using WebSmart’s powerful IDE. Templates generate the initial client and server-side code which you can customize to create any type of web application. Use responsive templates to create web and mobile applications that use a single code base. Use WebSmart’s API templates to quickly and seamlessly integrate your Db2 files and RPG programs with other web services. The PHP Edition helps you produce open source PHP applications that run on multiple platforms (IBM i, Windows, Linux, or Unix). The ILE edition is the fastest way for IBM i programmers to develop new RPG web applications that leverage existing code. Uses PHP, a popular and proven open-source language explicitly developed to create web applications.

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ManageEngine AppCreator

ManageEngine

ManageEngine AppCreator guarantees up to 10 times faster application development and deployment when compared with conventional methods. AppCreator is equipped with drag-and-drop toolsets, allowing you to visually develop forms, pages, and reports, and ensuring you ship applications with speed, security, and privacy. It is a rapid application development platform that runs on your own servers. It has tools that support visual development of applications, including drag-and-drop builders. Low-code means you need to use only minimal coding to implement custom business logic. AppCreator's scripting language is Deluge, which is user-friendly. AppCreator’s drag-and-drop form builder allows you to easily create forms that can collect any type of data that you want. The page builder allows you to drag-and-drop page elements to build visually appealing dashboards, without breaking a sweat.

Starting Price: $1,995 per year

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Bfluid

IR Systems

Transform your data from PostgreSQL into web apps in a few steps. Brisk time to market. You only need to design the web app as you like, activate it and you are ready to go. The users can access to the environment and make use to the web apps assigned by you. You will have at your disposal strong tools to security management and transactions logs. Take full advantage of PostgreSQL. Bfluid had PostgreSQL in radar for its development, making full use of the potential of this database. You will have total control of your business data. Web apps for work. You can displace the obsolete user interfaces and modernize them. It can improve the development time between 50% and 90%. Make a prototype and let it evolve only with a few clicks. No code or tricky visual editor, simply building blocks that display your data. Organize every aspect of your business as its own tab, then collect them in a convenient menu.

Starting Price: $25 per month

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Float UI

MarsX

Float UI empowers non-designers to create sleek, modern websites with ease, thanks to its user-friendly interface and open-source design components. Float UI is a platform that allows users to create modern websites without requiring design knowledge. The platform is open source and free, making it accessible to everyone. It includes a collection of responsive user interface components and website templates with modern designs, making it easy for users to develop websites quickly. With Float UI, users can optimize their website development projects and achieve professional results.

Starting Price: $0

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ZORP

ZORP is the OS for Operations. ZORP provides powerful technology solutions that help you automate all parts of your operations and streamline them in minutes. ZORP provides a no-code application builder to build simple checklists for complex applications in just a few minutes without coding. ZORP also enables businesses to respond faster to problems in their operations through a real-time incident management solution that automatically monitors for issues and alerts the right team.

Starting Price: $99 per month

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Best Web App Development Platforms in the UK - Page 3

Compare the Top Web App Development Platforms in the UK as of November 2025 - Page 3

Quest

Five

ReByte

Momen

Aire

Taipy

LoftOS

AWS App Studio

JitBlox

Dolphin

HokuApps

Flowfinity

Fliplet

Mendix

Iron Speed Designer

Smart GWT

Softools

DrapCode

ColdFusion Builder

Softr

Zappter

Idea2App

Calcapp

Vivaldi MySQL Web Application Builder

WEBDEV

WebSmart

ManageEngine AppCreator

Bfluid

Float UI

ZORP

Best Web App Development Platforms in the UK - Page 3

Compare the Top Web App Development Platforms in the UK as of November 2025 - Page 3

Quest

Five

ReByte

Momen

Aire

Taipy

LoftOS

AWS App Studio

JitBlox

Dolphin

HokuApps

Flowfinity

Fliplet

Mendix

Iron Speed Designer

Smart GWT

Softools

DrapCode

ColdFusion Builder

Softr

Zappter

Idea2App

Calcapp

Vivaldi MySQL Web Application Builder

WEBDEV

WebSmart

ManageEngine AppCreator

Bfluid

Float UI

ZORP

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