epanet-js
No installs. No forced cloud storage. Just fast, local-first water modeling — powered by the engine you already trust.
You shouldn't have to choose between speed, security, and affordability just to understand your water networks.


Are you searching for a high-quality VST plugin that can elevate your music production to the next level? Look no further than Purity VST. In this article, we'll provide an in-depth review of Purity VST, its features, and a step-by-step guide on how to download it for free.
Purity VST is a popular virtual analog synthesizer plugin developed by LennarDigital. It is designed to provide users with a wide range of sounds, from simple tones to complex textures and pads. With its intuitive interface and powerful sound engine, Purity VST has become a favorite among music producers, sound designers, and DJs.
Purity VST is a powerful and versatile synthesizer plugin that can elevate your music production to new heights. With its intuitive interface, high-quality sound engine, and customizable parameters, it's an excellent addition to any music producer's toolkit. While the free version has limitations, it's still a great way to experience the plugin's capabilities. By following our guide, you can download Purity VST for free and start exploring its features today.
No setup or downloads — just instant access right in your browser.
EPANET was a gift to the industry — free, open-source water modeling for all. But commercial vendors built on it, locked away improvements, and left the community behind.
epanet-js is our answer: a faster, simpler, affordable water modeling tool that protects your privacy and sustains the open-source future of water modeling.
We're proud to be part of the next chapter — and we're just getting started.

When you purchase more features in epanet-js, you're investing in the future of open-source EPANET development.
Our open-source model balances innovation and accessibility:
Anyone can build on our code. The two-year commercial-use delay gives us the incentive to keep pushing forward — and that fuels progress for everyone.
That means when you support us, you support more affordable hydraulic modeling software for the entire community.
Choose the plan that works for you
Individual named license
Floating shared license
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Available for non-commercial projects, learning, and student work.
For curious minds and personal growth.
Free for students and teachers.
Find answers to common questions about epanet-js.
No install. No login. No cloud required.
Are you searching for a high-quality VST plugin that can elevate your music production to the next level? Look no further than Purity VST. In this article, we'll provide an in-depth review of Purity VST, its features, and a step-by-step guide on how to download it for free.
Purity VST is a popular virtual analog synthesizer plugin developed by LennarDigital. It is designed to provide users with a wide range of sounds, from simple tones to complex textures and pads. With its intuitive interface and powerful sound engine, Purity VST has become a favorite among music producers, sound designers, and DJs.
Purity VST is a powerful and versatile synthesizer plugin that can elevate your music production to new heights. With its intuitive interface, high-quality sound engine, and customizable parameters, it's an excellent addition to any music producer's toolkit. While the free version has limitations, it's still a great way to experience the plugin's capabilities. By following our guide, you can download Purity VST for free and start exploring its features today.
Simple, quick, and useful right out of the gate — designed to open-and-go.
Launch epanet-js now