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Top Rated Application Development Software with Open source - Page 6

Last updated: September 2026

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474 software options

Dynatrace logo

All-in-One Application Performance Monitoring

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Dynatrace Ruixt is an all-in-one application performance monitoring

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testomat.io logo

Cloud-based AI test management for all team sizes

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testomat.io is a cloud-based or on-premises AI-powered test management platform centralizing manual and automated test cases.

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InstaDB logo

Low-level & low-code database development platform

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InstaDB is a low-code development platform designed for rapid development of business applications, including built-in workflows, access control, reports & more

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ElectroNeek Platform logo

Manage how humans and software bots work together.

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ElectroNeek seamlessly integrates AI bots into workflows, automating tasks for enhanced creativity and efficiency. Explore our low-code tools, powered by RPA, IDP, AI, and GPT-4 technology, for innovation-driven automation.

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Bitbucket logo

Bitbucket is the Git solution for professional teams

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Bitbucket is a Git solution for teams, which allows users to collaborate on code with inline comments and code review, and manage and share Git repositories to build and ship software, as a team. Built-in continuous integration, testing and delivery enable automation of deployment workflows, with additional support for third-party CI/CD integrations.

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Unleash logo

Open-source feature management platform

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Unleash is an open-source feature management platform.
Reduce risk and roll out features with confidence. Feature Flags help you target specific customers, users and regions so that you can test your changes before rolling them out to the entire world.

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Strong Network logo

Strong Network Secure Cloud Development Environment Platform

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Strong Network delivers a self-hosted platform that allows organizations to manage the first secure Cloud Development Environments (CDEs). They use secure CDEs to provide access to their developers to ready-to-code linux development environments with native data security.

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Ask Codi logo

Cloud-based AI dev platform for dev teams

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Cloud-based AI development platform for developers and teams, offering multi-model chat, a React UI builder, and code generation tools.

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Cloudflare Workers logo

Application building and development platform

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Cloudflare Workers is an application development solution designed to help businesses deploy serverless code instantly across the globe. It enables professionals to streamline automated scaling operations, route traffic, and balance loads across multiple servers.

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Voximplant Platform logo

Cloud communications platform for unifying texts & videos

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Voximplant Platform is a cloud communications platform that unifies voice, text, and video on a single platform. Users can quickly create a no-code cloud contact center and easily make mass calls. With Voximplant platform, developers can create custom applications for calls, messages, and videos.

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CodeLogic logo

Understand ALL your dependencies and code fearlessly

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Build, don't break -- make changes with confidence
Instantly understand how changing any object in your application might have unintended consequences
Achieve your goals without being held back by the fear of breaking changes.

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JRebel logo

Build Better Java Applications Faster

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JRebel is a productivity tool that allows developers to reload code changes instantly. JRebel skips the rebuild, restart, and redeploy cycle common in Java development.

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Databutton logo

No-code, AI -powered app development platform

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Databutton is an AI-powered platform that enables anyone to build and launch their own app in a matter of days, not months. With Databutton's expert assistance and AI-driven development tools, users can quickly bring their app ideas to life without the need for extensive programming knowledge.

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ACE4J logo

Modern Formula Language in a Java Library.

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ACE4J is a statistical analysis solution that helps businesses manage and conduct complex formula calculations quickly, efficiently, and at a low cost. It allows users to increase calculation speed, customize users’ views of specific data based on their roles, store user’s roles in the database, manage data protection, streamline application workflows. It allows businesses to integrate the platform with multiple third-party IT system components.

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FAB Studio logo

AI-powered full-stack app builder for all teams

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FAB Studio is a cloud-based, AI-powered low-code platform that auto-generates full-stack web and mobile apps from plain-language.

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DaDaBIK logo

Self-hosted no-code CRUD builder for SQL databases

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Self-hosted, no-code/low-code PHP CRUD generator supporting MySQL, PostgreSQL, SQLite, and MS SQL Server for SMBs and enterprises.

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Choicely logo

Prompt an idea into app, or convert a website into an app

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Genuine native iOS and Android output with open APIs and custom code - mobile development without hiring a mobile team.

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Catalyst logo

Serverless platform for developers

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Catalyst is a full-stack cloud-based serverless development tool that provides backend functionalities. Catalyst helps developers build microservices and web applications. Adapting a BaaS (Backend as a Service) model, Catalyst provides universal, server-side components as programmable elements.

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Oracle Cloud Infrastructure (OCI) logo

A complete cloud infrastructure platform for every workload

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Oracle Cloud Infrastructure is an Infrastructure-as-a-Service (IaaS) software designed to assist businesses of all sizes with threat detection and protection, virtual machine hosting, file storage, data transfer, database management, and more.

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Clever Cloud logo

Platform as a Service with add-on APIs

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Clever Cloud is a Platform as a Service designed to help organizations operate, automate, and scale their businesses with various runtimes and add-ons. It lets teams get an overview of the current state of scalers, and current RAM, CPU, disk, and network activity.

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Quixy logo

Work Smart. Achieve More.

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Quixy is a no-code application development platform helping businesses enhance efficiency, transparency, and productivity of business operations by empowering business users with no coding skills to automate processes and build unlimited enterprise-grade applications, using simple drag and drop.

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Neptune DXP logo

The leading low-code/no-code app development platform

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Neptune DXP helps you build custom apps based on modular, reusable application building blocks. IT can easily industrialize enterprise app development – rolling out apps fast and with ease.

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CodePen logo

Social Code Development Environment

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CodePen is an online code editor primarily designed for the front-end social community.

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Angular logo

Web application development software

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Angular is an application development software that helps businesses build progressive, native, and desktop web applications on a unified interface. It allows users to generate codes using predefined templates, perform rendering in HTML or CSS, and load applications using a component router.

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Ombori Grid logo

IoT, Digital Signage and Mobile management platform.

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Ombori Grid is a SaaS platform built on Azure IoT that includes a selection of ready-made customizable IoT, Digital Signage and Mobile apps. Also includes developer tools to create your own IoT apps, Mobile apps and Screen apps using React, Node.js, Python, C#, or other web-based technologies.

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