bramstroker/homeassistant-powercalc
Nov 2024 – Jun 2026
13 Months active
Languages Used
JSONPythonYAMLMarkdown
Technical Skills
Backend DevelopmentDevice ProfilingConfiguration ManagementDevice ConfigurationGitPython
Bram Gerritsen
PROFILE
Bram Gerritsen
Worked extensively on the bramstroker/homeassistant-powercalc repository, delivering features and fixes that enhanced device integration, measurement accuracy, and developer experience. Focused on backend development and configuration management, this work included implementing live profile previews, advanced analytics, and dynamic sub-profile configuration using Python, JSON, and YAML. Improved CI/CD pipelines with GitHub Actions, strengthened code quality through rigorous testing and linting, and expanded device support for Home Assistant integrations. Addressed reliability by refining group management, measurement tools, and entity creation logic, while also modernizing documentation and localization. These efforts resulted in a robust, scalable platform for energy monitoring and automation.
Overall Statistics
Feature vs Bugs
73%Features
Repository Contributions
100Total
Bugs
11
Commits
100
Features
29
Lines of code
171,553
Activity Months13
Your Network
71 peopleWork History
June 2026
5 Commits • 4 Features
Jun 1, 2026June 2026: Delivered key features to improve measurement quality, data richness, and code quality in bramstroker/homeassistant-powercalc. Implemented LUT quality validation with GitHub Actions CI, added min/max voltage capture in the measurement output, introduced a convergence option for effect measurements to improve stability and speed, and performed code quality and localization improvements.
5 Commits • 4 Features
Jun 1, 2026June 2026: Delivered key features to improve measurement quality, data richness, and code quality in bramstroker/homeassistant-powercalc. Implemented LUT quality validation with GitHub Actions CI, added min/max voltage capture in the measurement output, introduced a convergence option for effect measurements to improve stability and speed, and performed code quality and localization improvements.
June 2026
May 2026
19 Commits • 3 Features
May 1, 2026Monthly summary for May 2026 focused on the bramstroker/homeassistant-powercalc repo. Delivered user-facing features, fixed critical entity creation issues, and drove internal quality improvements to accelerate feedback loops and ensure HA 2026.1 readiness.
May 2026
19 Commits • 3 Features
May 1, 2026Monthly summary for May 2026 focused on the bramstroker/homeassistant-powercalc repo. Delivered user-facing features, fixed critical entity creation issues, and drove internal quality improvements to accelerate feedback loops and ensure HA 2026.1 readiness.
April 2026
14 Commits • 3 Features
Apr 1, 2026April 2026 monthly summary for bramstroker/homeassistant-powercalc. Key work focused on: (1) delivering migration-ready model naming and legacy ID handling, (2) advancing dynamic sub-profile configuration with custom fields, device-based retrieval, variables support and new matchers, (3) enabling group debugging capabilities to diagnose group-based power calculations, and (4) stabilizing device integrations and refining measurement UX. These efforts collectively improved upgradeability, configurability, reliability, and user feedback loops while maintaining strong test coverage and maintainability.
14 Commits • 3 Features
Apr 1, 2026April 2026 monthly summary for bramstroker/homeassistant-powercalc. Key work focused on: (1) delivering migration-ready model naming and legacy ID handling, (2) advancing dynamic sub-profile configuration with custom fields, device-based retrieval, variables support and new matchers, (3) enabling group debugging capabilities to diagnose group-based power calculations, and (4) stabilizing device integrations and refining measurement UX. These efforts collectively improved upgradeability, configurability, reliability, and user feedback loops while maintaining strong test coverage and maintainability.
April 2026
March 2026
10 Commits • 4 Features
Mar 1, 2026March 2026 monthly summary for bramstroker/homeassistant-powercalc: Delivered core PowerCalc enhancements, reliability fixes, and developer experience improvements that improve energy accuracy, reduce maintenance overhead, and strengthen user guidance. Key features delivered include: PowerCalc core enhancements with LUT-based power calculation for conditional scenarios and standby power tuning across supported devices (commits: feat: implement support for LUT in composite strategy (#4042); chore: change sonos Play1 standby power (#4039)). Slugification for tariff and meter entity IDs to prevent invalid characters and deprecation warnings, with tests for slugification (commits: fix: entity_id generation deprecation warning (#4048); fix: utility meter entity id warning (#4065)). Configurable exclusion of sensors from tracked sensor calculations, with translations updated (commit: feat: make exclude_entities for tracked sensor changable (#4071)). FAQ enhancements: split into separate pages and added questions about group power totals and unavailable sensors (commit: Split FAQ up into separate pages... (#4077)). Quality/tooling improvements: new PR review skill for PowerCalc and CI/formatting fixes to ensure newline in generated JSON (commits: feat: add skill for reviewing power profile PR (#4054); fix: consistently write newline in generated code to prevent pre-commit issues (#4040)).
March 2026
10 Commits • 4 Features
Mar 1, 2026March 2026 monthly summary for bramstroker/homeassistant-powercalc: Delivered core PowerCalc enhancements, reliability fixes, and developer experience improvements that improve energy accuracy, reduce maintenance overhead, and strengthen user guidance. Key features delivered include: PowerCalc core enhancements with LUT-based power calculation for conditional scenarios and standby power tuning across supported devices (commits: feat: implement support for LUT in composite strategy (#4042); chore: change sonos Play1 standby power (#4039)). Slugification for tariff and meter entity IDs to prevent invalid characters and deprecation warnings, with tests for slugification (commits: fix: entity_id generation deprecation warning (#4048); fix: utility meter entity id warning (#4065)). Configurable exclusion of sensors from tracked sensor calculations, with translations updated (commit: feat: make exclude_entities for tracked sensor changable (#4071)). FAQ enhancements: split into separate pages and added questions about group power totals and unavailable sensors (commit: Split FAQ up into separate pages... (#4077)). Quality/tooling improvements: new PR review skill for PowerCalc and CI/formatting fixes to ensure newline in generated JSON (commits: feat: add skill for reviewing power profile PR (#4054); fix: consistently write newline in generated code to prevent pre-commit issues (#4040)).
February 2026
17 Commits • 5 Features
Feb 1, 2026February 2026: Delivered high-impact analytics and reliability improvements for power calculation, enhanced group lifecycle management, and strengthened model loading accuracy, with a LUT performance overhaul and CI/CD tooling upgrades. Fixed critical issues around model alias handling and group throttling, delivering measurable reliability and privacy-conscious analytics; demonstrated skills in Python, data modeling, caching strategies, and modern CI/CD practices.
17 Commits • 5 Features
Feb 1, 2026February 2026: Delivered high-impact analytics and reliability improvements for power calculation, enhanced group lifecycle management, and strengthened model loading accuracy, with a LUT performance overhaul and CI/CD tooling upgrades. Fixed critical issues around model alias handling and group throttling, delivering measurable reliability and privacy-conscious analytics; demonstrated skills in Python, data modeling, caching strategies, and modern CI/CD practices.
February 2026
January 2026
20 Commits • 4 Features
Jan 1, 2026January 2026: Delivered catalog consistency, energy-management enhancements, and robust tooling for powercalc. Key features include device catalog improvements with renamed devices and new models; a new Rituals Perfume Genie energy profile with power sensor integration; improved group visibility and sensor update behavior; and strengthening code quality with typing, validation, and analytics tweaks. Fixed high-impact bugs related to power value accuracy, date formatting, and grouped member visibility. These updates improve data integrity, energy optimization accuracy, and developer experience, enabling more reliable device support and scalable feature growth.
January 2026
20 Commits • 4 Features
Jan 1, 2026January 2026: Delivered catalog consistency, energy-management enhancements, and robust tooling for powercalc. Key features include device catalog improvements with renamed devices and new models; a new Rituals Perfume Genie energy profile with power sensor integration; improved group visibility and sensor update behavior; and strengthening code quality with typing, validation, and analytics tweaks. Fixed high-impact bugs related to power value accuracy, date formatting, and grouped member visibility. These updates improve data integrity, energy optimization accuracy, and developer experience, enabling more reliable device support and scalable feature growth.
December 2025
5 Commits • 1 Features
Dec 1, 2025December 2025: Focused UX modernization in bramstroker/homeassistant-powercalc. Key feature delivered: Branding and naming coherence improvements for devices and cameras, achieved by unifying device titles in model.json to concise, descriptive names (e.g., Philips Hue Enrave -> Hue Enrave; Philips Hue Xamento -> Hue Xamento; Philips Hue Resonate -> Hue Resonate) and standardizing camera titles and Govee product names. Changes touched multiple profiles: profile_library/signify/915005996901/model.json, profile_library/signify/915005997901/model.json, profile_library/signify/1746430P7/model.json, camera name in model.json, and profile_library/govee/H7021/model.json. Implemented via 5 commits: bdad3c39344dec7b8fe365edfadb66f136798526 73ae59ca2cc145c0dc12c19a40501ba578f3458c 23398fb0c5ddc4d769198d541cec0318b7635c86 3772bca161fb9e429620467c964f7e97857270b4 ea1779729884b4b8f5ebd680e91ee5189642e630
5 Commits • 1 Features
Dec 1, 2025December 2025: Focused UX modernization in bramstroker/homeassistant-powercalc. Key feature delivered: Branding and naming coherence improvements for devices and cameras, achieved by unifying device titles in model.json to concise, descriptive names (e.g., Philips Hue Enrave -> Hue Enrave; Philips Hue Xamento -> Hue Xamento; Philips Hue Resonate -> Hue Resonate) and standardizing camera titles and Govee product names. Changes touched multiple profiles: profile_library/signify/915005996901/model.json, profile_library/signify/915005997901/model.json, profile_library/signify/1746430P7/model.json, camera name in model.json, and profile_library/govee/H7021/model.json. Implemented via 5 commits: bdad3c39344dec7b8fe365edfadb66f136798526 73ae59ca2cc145c0dc12c19a40501ba578f3458c 23398fb0c5ddc4d769198d541cec0318b7635c86 3772bca161fb9e429620467c964f7e97857270b4 ea1779729884b4b8f5ebd680e91ee5189642e630
December 2025
November 2025
2 Commits • 1 Features
Nov 1, 2025November 2025 – Focused on measurement data clarity and enrichment for the Home Assistant PowerCalc integration. Delivered a data-model enhancement by adding a device_type field to model.json to better classify measured devices. Corrected a documentation typo related to the utility meter configuration option to improve user guidance. These changes improve device-level analytics, reduce user confusion, and enable more accurate dashboards and automations around energy measurements. No breaking changes introduced; changes are primarily documentation and data-model improvements. Key business value includes improved data quality, reduced support overhead, and smoother onboarding for users configuring utility meters.
November 2025
2 Commits • 1 Features
Nov 1, 2025November 2025 – Focused on measurement data clarity and enrichment for the Home Assistant PowerCalc integration. Delivered a data-model enhancement by adding a device_type field to model.json to better classify measured devices. Corrected a documentation typo related to the utility meter configuration option to improve user guidance. These changes improve device-level analytics, reduce user confusion, and enable more accurate dashboards and automations around energy measurements. No breaking changes introduced; changes are primarily documentation and data-model improvements. Key business value includes improved data quality, reduced support overhead, and smoother onboarding for users configuring utility meters.
August 2025
2 Commits • 2 Features
Aug 1, 2025February 2025-08 monthly summary: Delivered two principal features for PowerCalc with enhanced contributor experience and expanded hardware support, while improving code quality and CI hygiene. No major bugs fixed this month. The work enhances developer onboarding, accelerates feature delivery, and broadens power-monitoring coverage to Shelly devices, increasing reliability and business value.
2 Commits • 2 Features
Aug 1, 2025February 2025-08 monthly summary: Delivered two principal features for PowerCalc with enhanced contributor experience and expanded hardware support, while improving code quality and CI hygiene. No major bugs fixed this month. The work enhances developer onboarding, accelerates feature delivery, and broadens power-monitoring coverage to Shelly devices, increasing reliability and business value.
August 2025
February 2025
1 Commits
Feb 1, 2025February 2025 monthly summary for bramstroker/homeassistant-powercalc: Focused on preserving stability and compatibility by reverting the Shelly 1PM sub-profiles change. No new features released this month; the change mitigates compatibility issues and reduces support risk. Prioritized regression testing and clear release-note communication to users and maintainers.
February 2025
1 Commits
Feb 1, 2025February 2025 monthly summary for bramstroker/homeassistant-powercalc: Focused on preserving stability and compatibility by reverting the Shelly 1PM sub-profiles change. No new features released this month; the change mitigates compatibility issues and reduces support risk. Prioritized regression testing and clear release-note communication to users and maintainers.
January 2025
2 Commits • 1 Features
Jan 1, 2025January 2025 monthly summary for bramstroker/homeassistant-powercalc focusing on feature delivery and data quality improvements. Implemented device profile updates for Shelly and IKEA smart plugs to enhance integration reliability and data quality, including Shelly manufacturer profile update and IKEA INSPELNING Smart plug model.json formatting cleanup.
2 Commits • 1 Features
Jan 1, 2025January 2025 monthly summary for bramstroker/homeassistant-powercalc focusing on feature delivery and data quality improvements. Implemented device profile updates for Shelly and IKEA smart plugs to enhance integration reliability and data quality, including Shelly manufacturer profile update and IKEA INSPELNING Smart plug model.json formatting cleanup.
January 2025
December 2024
1 Commits • 1 Features
Dec 1, 2024December 2024 monthly summary for bramstroker/homeassistant-powercalc: Delivered a data-driven Device Profile Configuration Update that expands device parameters and capabilities for the LCD008 device profile, enabling broader device support and easier future updates. Implemented via a single commit that updates profile_library/signify/LCD008/model.json, improving configurability and reducing maintenance burden. This aligns with business goals of supporting more devices with minimal code changes and enhances user configurability.
December 2024
1 Commits • 1 Features
Dec 1, 2024December 2024 monthly summary for bramstroker/homeassistant-powercalc: Delivered a data-driven Device Profile Configuration Update that expands device parameters and capabilities for the LCD008 device profile, enabling broader device support and easier future updates. Implemented via a single commit that updates profile_library/signify/LCD008/model.json, improving configurability and reducing maintenance burden. This aligns with business goals of supporting more devices with minimal code changes and enhances user configurability.
November 2024
2 Commits
Nov 1, 2024Monthly work summary for 2024-11 focused on reliability improvements and data accuracy in the bramstroker/homeassistant-powercalc repository. Delivered targeted bug fixes to charging workflow and product profiling data, aligning with business goals of uninterrupted charging and accurate energy usage reporting.
2 Commits
Nov 1, 2024Monthly work summary for 2024-11 focused on reliability improvements and data accuracy in the bramstroker/homeassistant-powercalc repository. Delivered targeted bug fixes to charging workflow and product profiling data, aligning with business goals of uninterrupted charging and accurate energy usage reporting.
November 2024
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Quality Metrics
Correctness96.0%
Maintainability89.4%
Architecture89.4%
Performance89.6%
AI Usage23.4%
Skills & Technologies
Programming Languages
JSONMarkdownPythonYAML
Technical Skills
API DevelopmentAPI IntegrationAPI developmentAPI integrationAsynchronous ProgrammingAsynchronous programmingBackend DevelopmentCI/CDCode FormattingCode QualityCode Quality ImprovementConfiguration ManagementContinuous IntegrationData AnalysisData Modeling
Repositories Contributed To
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