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.


(NP), the series was split after v0.2. v0.80 focuses exclusively on the Negative Power
The release of represents a late-stage development build in the Negative Power series.
Because of the aggressive nature of this audio tool, safety is paramount. Do not listen to this track while driving, operating heavy machinery, or during deep sleep cycles. Here is the recommended protocol from experienced users:
to run, as using mouse clicks for movement can cause immediate character death. Interactive Visuals
: The game is primarily hosted on itch.io and was previously supported via Patreon, which is currently "On Hold". Version v0.8.0 Content & Mechanics
The adult visual novel community is buzzing with the release of , the highly anticipated update by prominent indie developer DiDongo . As a direct evolution of the developer's psychological and mind-control-themed narrative universe, this version introduces massive content additions, refined gameplay mechanics, and structural splits from previous chapters. mental blast negative power v080 by didongo new
Mental Blast: Negative Power is an adult-themed indie game developed by , serving as the direct sequel to his previous title, Mental Blast: Negative Influence . As of the current development cycle,
: According to developer posts on the Itch.io project page , the project faced temporary development pauses due to personal matters. DiDongo has expressed interest in returning to the game but noted that consistent support channels are heavily tied to the rollout of brand-new content. ⚠️ Gameplay Mechanics & Known Issues
: High-stakes sequences involve navigating "electric purifiers." Players have reported that using a mouse for movement can lead to instant death in these sections; using arrow keys and the Shift key to run is the recommended way to bypass these blue-circled traps.
The stands out because of the reputation of its creator, Didongo , in the field of energetic manipulation [1]. The "V080" suggests a refined version, likely offering increased precision, power, or efficiency compared to earlier versions [1]. It is tailored for individuals seeking to actively manage their energetic environment and address issues that passive tools (like salt or sage) may not fully address. Conclusion
: Instead of just unlocking text boxes, high Negative Power stats now trigger passive environment shifts, altering how background characters react to the protagonist in public zones. (NP), the series was split after v0
The v0.8.0 patch introduces a massive influx of new content, rendering older iterations obsolete and pushing the boundaries of interactive adult storytelling. Understanding the Mental Blast Evolution: From NI to NP
It began like a forgotten melody caught at the edge of hearing: a rhythm of doubt that threaded itself through ordinary mornings. People noticed small things first—a missed step, a hesitation that tasted like ash, a laugh that thinned at the corners. They called the phenomenon by many names, but among those who documented it clinically and poetically, it was named Negative Power v080, a version number for a contagion that felt engineered.
From the jump, you’re hit with distorted, pitch-shifted vocal fragments — possibly words, possibly just static shaped into syllables — over a grinding, low-frequency bass pulse. The “negative power” in the title isn’t just aesthetic; the track actively rejects conventional dynamics like buildup and release. Instead, it stays in a tense, mid-tempo churn, with percussive hits that feel like slammed metal doors. The v080 suffix suggests either a version number or a cold, machine-like iteration, which fits the track’s unfeeling, relentless atmosphere.
Post by DahliaRose1 in Mental Blast Negative Influence comments
: The creator's Patreon was placed "On Hold," meaning subscribers are not charged while new content production is paused. Support Channels Do not listen to this track while driving,
: Decisions are structured to be more complex, requiring careful management of the character's mental state rather than simple binary outcomes.
Similar to sound healing, the V080 acts as a tuning fork for the user's energetic field, encouraging it to return to a state of balance and higher vibration, causing low-frequency energies to fall away naturally [1]. How to Use the Mental Blast Negative Power V080 Safely
Subscribed users will not be charged while the page is on hold. Future Content:
Unlike traditional progression paths where a player's capability scales directly with positive attributes (such as mana, focus, or energy points), the turn progression upside down.
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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.
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You may not know this, but for decades, the U.S. EPA has given the water industry an extraordinary gift: the free and open-source hydraulic modeling software EPANET. Odds are, if you've used any commercial hydraulic modeling software today, it was built on the EPANET engine.
The problem is, instead of giving back to their open-source roots like other industries do, big-name software vendors took EPANET's open code, built private tools on top of the engine, and then locked those improvements behind patents and proprietary licenses.
Some vendors even pressured the EPA to focus only on the engine — discouraging any effort to improve the interface or user experience for everyone else.
Those vendors now charge you exorbitant prices to use their software while EPANET lags behind — and utilities, engineers, and educators with smaller budgets suffer.
We think this is backwards — and we're on a mission to change it. We're focused on creating a better experience for the entire hydraulic modeling community.
That's why we built epanet-js under an FSL license — because we want to give you an affordable, easy-to-use water modeling option that creates a sustainable future for open-source EPANET development.
Support EPANET by using software that supports it back.
Simple, quick, and useful right out of the gate — designed to open-and-go.
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