head to head · open source
integration vs homeassistant-powercalc
integration has 7,740 GitHub stars, 1,591 forks, 164 open issues and last shipped yesterday. homeassistant-powercalc has 1,583 stars, 423 forks, 17 open issues and last shipped 2 days ago. integration leads on adoption by 389% (7,740 vs 1,583 stars). integration is written in Python under MIT; homeassistant-powercalc is written in Python under MIT. integration has attracted 21% as many forks as stars, homeassistant-powercalc 27%. integration was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (hacs, home-assistant), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| integration | homeassistant-powercalc | |
|---|---|---|
| GitHub stars | ★ 7.7K | ★ 1.6K |
| License | MIT | MIT |
| Written in | Python | Python |
| Last push | 2026-09-24 | 2026-09-23 |
| Forks | ⑂ 1.6K | ⑂ 423 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick integration if
- You weight community size — 7.7K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick homeassistant-powercalc if
- You want the homeassistant-powercalc feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and homeassistant-powercalc fits your workflow better
About integration
HACS (Home Assistant Community Store) is an MIT licensed Python integration that gives Home Assistant users a user interface for discovering, installing, tracking, and updating custom elements without leaving Home Assistant itself.
read the full integration overview →
About homeassistant-powercalc
PowerCalc is a free, MIT licensed Home Assistant custom component that estimates the power and energy consumption of lights, fans, media players and other appliances that cannot measure themselves, letting Home Assistant users monitor energy across a whole home without fitting a smart plug to every device.
read the full homeassistant-powercalc overview →
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Frequently asked questions
Is integration or homeassistant-powercalc more popular?
integration has 7,740 GitHub stars and homeassistant-powercalc has 1,583. integration has the larger community by that measure.
Are integration and homeassistant-powercalc free?
Both are open source. integration is licensed under MIT and homeassistant-powercalc under MIT. Neither carries a licence fee.
What is the difference between integration and homeassistant-powercalc?
integration is written in Python and homeassistant-powercalc in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, integration or homeassistant-powercalc?
Choose integration if you want the larger community (7,740 stars) or its MIT licence terms. Choose homeassistant-powercalc if its feature set, stack or MIT licence fits better. Both are self-hostable.