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.


Downloading APKs from third-party sites carries significant risks that you should verify before installing: Telegram - Apps on Google Play
Removal of sponsored posts and advertisements from your timeline.
Options to hide your "seen" status on stories or disable typing indicators in direct messages.
A popular utility used to modify or "patch" other APK files directly on Android devices.
Depending on the specific source, "Pro 110" usually points to one of the following:
If referring to a "Pro" modified app, common features include:
Versions of apps like Instagram (e.g., InstaPro) that offer extra features like media downloading and ad-blocking.
Built-in tools to save photos, videos, stories, and reels directly to your device.
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
Have questions? or book a call.
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.
Downloading APKs from third-party sites carries significant risks that you should verify before installing: Telegram - Apps on Google Play
Removal of sponsored posts and advertisements from your timeline.
Options to hide your "seen" status on stories or disable typing indicators in direct messages.
A popular utility used to modify or "patch" other APK files directly on Android devices.
Depending on the specific source, "Pro 110" usually points to one of the following:
If referring to a "Pro" modified app, common features include:
Versions of apps like Instagram (e.g., InstaPro) that offer extra features like media downloading and ad-blocking.
Built-in tools to save photos, videos, stories, and reels directly to your device.
Simple, quick, and useful right out of the gate — designed to open-and-go.
Launch epanet-js now