Best Web App Development Platforms for Slack
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Compare the Top Web App Development Platforms that integrate with Slack as of October 2025
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This a list of Web App Development platforms that integrate with Slack. Use the filters on the left to add additional filters for products that have integrations with Slack. View the products that work with Slack in the table below.
What are Web App Development Platforms for Slack?
Web app development platforms provide the tools and frameworks needed to design, develop, test, and deploy web applications. These platforms often include integrated development environments (IDEs), pre-built templates, code libraries, and drag-and-drop components that simplify the development process. Web app development platforms support various programming languages, databases, and APIs, allowing developers to build scalable, secure, and interactive web applications. By using these platforms, developers can streamline the app development lifecycle, enhance productivity, and reduce time-to-market for web-based applications. Compare and read user reviews of the best Web App Development platforms for Slack currently available using the table below. This list is updated regularly.
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1
Hostinger Horizons
Hostinger
Hostinger Horizons is a powerful vibe coding tool designed to accelerate the web app development lifecycle. Go from a simple text prompt to a fully functional web application in minutes, bypassing the complexities and delays of traditional coding. Built for rapid prototyping and MVP creation, Horizons allows you to instantly generate applications with integrated backend logic. It supports essential developer integrations, including Supabase for user authentication and databases, and Stripe for payment processing, allowing you to build and test real product cases instantly. It's the ultimate tool for developers and teams looking to launch faster.Starting Price: $9.99/month -
2
Firebase
Google
Firebase helps you build and run successful apps. Backed by Google and loved by app development teams - from startups to global enterprises. Products and solutions you can rely on through your app's journey. Install pre-packaged, open-source bundles of code to automate common development tasks. Easily integrate Firebase with your team’s favorite tools. Use Firebase products together to solve complex challenges and optimize your app experience. Personalize your onboarding flow, grow user engagement, or add new functionality with Firebase. Firebase provides detailed documentation and cross-platform SDKs to help you build and ship apps on Android, iOS, the web, C++, and Unity. Learn how to create a Firebase project, register apps to it, and integrate the Firebase SDKs for your products and platform: iOS, Android and Web. Learn about Firebase projects, including concept overviews, deep-dives into topics like project permissions and project management tools, or preparing to launch your app.Starting Price: $24.99 per month -
3
PerfectApps
PerfectApps
PerfectApps puts the power to create completely customized no-code solutions in your hands. Subject matter experts can build enterprise-ready web apps, web forms and reports in days or weeks instead of months – without coding. Using a visual designer, simply drag & drop pre-coded elements on a canvas to build the entire application. The no-code approach removes coding as a barrier between ideas and solutions. With our no-code development platform, you can: • Build & deploy web apps, web forms and reports • Automate simple or complex workflows • Send automated notifications and escalations • Create impressive drill down reports with data grids, graphs, & charts • Get full visibility to your workflow processes • Integrate with LDAP, databases and other 3rd party apps • Host in the Cloud or on your serversStarting Price: $500 per month -
4
Kissflow
Kissflow
Kissflow is an easy-to-use, low-code platform for custom application development tailored to business operations. Kissflow empowers process owners and IT developers to automate and build processes and applications for internal business operations. We help solve two main challenges in the enterprise: The first is the custom application backlog. Enterprise IT teams say “not now” to most custom application requests from business teams. While important to a department, they aren’t vital enough to engage limited IT bandwidth. Kissflow gives internal developers a hyper-fast platform to build various applications quickly. The second is starting a citizen development program. Process owners are scattered throughout the organization and need a standard, approved, and governed way to build automated applications that are a step up from spreadsheets. With its simple no-code design, patented rules engine, and comprehensive governance module,Starting Price: $1500 per month -
5
Tabidoo
Tabidoo
Simple and user-friendly low-code platform. Design your business applications the way you need them. Quickly, intuitively and without compromises. Don't waste time developing a business application from scratch. Instead, use Tabidoo to create a solution in a fraction of the time, just the way you need it. With features like dashboards, data views, imports, exports or integrations, you get a unique tool for managing your business. Working with your data will become easy and fun. App templates offers ready-made solutions that you can customize to your needs. Digital company, CRM, e-shop solutions and task management are the most popular. The heart of Tabidoo is the data available in clear and simple tables. Tabidoo helps you manage this data in an easy and intuitive way.Starting Price: €60 per month -
6
Microsoft Power Apps
Microsoft
Now everyone can quickly build and share low-code apps with Microsoft Power Apps. Increase agility across your organization by rapidly building low-code apps that modernize processes and solve tough challenges. Empower your team to start building and launching apps right away using pre-built templates, drag-and-drop simplicity, and quick deployment—then roll out continuous improvements as needed. Give everyone the power to build the apps they need with advanced functionality previously only available to professional developers—including pre-built AI components. Provide professional developers the tools to seamlessly extend app capabilities with Azure Functions and custom connectors to proprietary or on-premises systems. Connect your apps to hundreds of data sources using a library of more than 260 connectors and Common Data Service —bringing your data together for a single source of truth while you modernize processes as well as customize and extend Office 365, Dynamics 365 etc.Starting Price: $20 per user per app per month -
7
Joget DX
Joget, Inc.
Joget offers an open-source, AI-powered platform that converges no-code/low-code development with AI to rapidly build and customize enterprise applications at scale. By combining AI with visual app builders—not raw code—Joget makes app generation faster, safer, and more accessible. With Generative AI and Agentic AI capabilities, Joget Intelligence enables organizations to automate and enhance processes while maintaining oversight and compliance. Unlike typical AI code generation, Joget's visual-first approach ensures applications are maintainable and governed within collaborative human workflows. As an Application and Integration Fabric, Joget connects legacy and modern systems seamlessly. Its extensible, open-source core and plugin architecture offer unmatched flexibility, and its White Label solution allows OEMs and digital solution providers to fully rebrand the platform. Trusted by startups, global enterprises, and government agencies across the globe.Starting Price: $5/user/month -
8
UI Bakery
UI Bakery
A low-code platform for creating internal tools visually. Allows people with basic web app development understanding to build beautiful UIs, connect data sources to it, publish & share apps securely. Have a customizable Design System under the hood. Have a variety of predefined widgets, UI components, free app templates and dashboards. Features: - Autogenerate UI components - Connect, read, write data - Create workflows & business logic - Add custom JavaScript code - Debug and test apps - Publish your web appStarting Price: $10/user/month -
9
ToolJet
ToolJet
Build complicated frontends without any experience in React, CSS, or even HTML. Drag and drop 35+ in-built UI components to build even complicated frontends. Adding new components, resizing them, adjusting position, changing colors, etc can be done using the visual app editor. Customize the component with in-built properties and styles without using a single line of code. Viewer for verifying current properties of components, queries, and global states of applications. ToolJet ships with its built-in database called ToolJet DB (built on top of PostgreSQL). You can also connect to external data sources such as databases ( PostgreSQL, MongoDB, MS SQL Server, Snowflake, BigQuery, etc ), API/GraphQL endpoints, SaaS tools ( Airtable, Stripe, Google Sheets, etc ), and cloud object storage services ( AWS S3, Google Cloud Storage and Minio ).Starting Price: Free -
10
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 -
11
Mendix
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 -
12
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 -
13
DrapCode
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.
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