Best Open Source Web Development Software 2026

Web Development Software

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Browse free open source Web Development software and projects for Windows Phone and Mac below. Use the toggles on the left to filter open source Web Development software by OS, license, language, programming language, and project status.

Powerful App Monitoring Without Surprise Bills
AppSignal starts at $23/month with all features included. No overages, no hidden fees. 30-day free trial.

Tired of monitoring tools that punish you for scaling? AppSignal offers transparent, predictable pricing with every feature unlocked on every plan. Track errors, monitor performance, detect anomalies, and manage logs across Ruby, Python, Node.js, and more. Trusted by developers since 2012 with free dev-to-dev support. No credit card required to start your 30-day trial.

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Easily Host LLMs and Web Apps on Cloud Run
Run everything from popular models with on-demand NVIDIA L4 GPUs to web apps without infrastructure management.

Run frontend and backend services, batch jobs, host LLMs, and queue processing workloads without the need to manage infrastructure. Cloud Run gives you on-demand GPU access for hosting LLMs and running real-time AI—with 5-second cold starts and automatic scale-to-zero so you only pay for actual usage. New customers get $300 in free credit to start.

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WideW - WebIDEWeb

Web IDE in single HTML file

IDE written in a single HTML file that runs on the browser tab. There is no need to install, download a single file and run anywhere. To change the initial configuration, edit the widew.html file in the last lines. * Widew use CodeMirror components in code editor. URLs: https://soluc.org/widew https://widew.sourceforge.io

Downloads: 2 This Week

Last Update: 2023-01-22
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