Alternatives
Products that do what HeatWise HVAC does
Load calculations for professionals
- 1HP
2022 · heatpumpshooray.com
- 2TD
WattWise is a CLI tool that monitors my workstation’s power draw using a smart plug and automatically throttles the CPU & GPUs during expensive Time-of-Use electricity periods. Built with Python, uses PID controllers for smooth transitions between power states. Works with TP-Link Kasa plugs and Home Assistant.
2025 · naveen.ing
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- 8FU
2023 · fire.picheta.me
- 9GL
2018 · assafmo.github.io
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Instant engineering and structural reach calculations.
Jul 2026 · slabreachcalculator.site
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- 21AP
Hi HN, I built Firenum because most FIRE calculators I found were either too simplistic or required uploading my entire financial life to a third-party server. I wanted a comprehensive suite that could model more than just the 4% rule. This tool handles Coast, Lean, Fat, and Barista FIRE, but more importantly, it lets you model 'what-if' scenarios like market crashes or major life events to see how they impact your timeline. Key features: -> Privacy-First: No signup required. All calculations and data persistence happen in your local storage. Nothing is sent to a backend. -> Scenario…
Feb 2026 · firenum.com
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