Stateless OAuth proxy server bridging Green Button (NAESB ESPI) utility data to local software like Home Assistant. Hosted on Fly.io; backs the open-green-button-homeassistant integration.
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Aug 31, 2026 - Kotlin
Stateless OAuth proxy server bridging Green Button (NAESB ESPI) utility data to local software like Home Assistant. Hosted on Fly.io; backs the open-green-button-homeassistant integration.
"Energy Monitoring in Less Effort" - An application to aggregate energy consumption data across several municipal assets and report usage to monitor and manage emissions. Makes bringing together Green Button and CSV data sources a breeze!
Bring your utility's Green Button (NAESB ESPI) energy data into the Home Assistant Energy dashboard via a stateless OAuth proxy.
Parse Green Button® formatted energy consumption feeds into JSON.
Custom Home Assistant integration for automatically importing Green Button XML files.
🔌 Export Green Button (ESPI) energy usage data from Toronto Hydro
A web app for visualizing and analyzing energy consumption data from Green Button data.
NodeJS model application to interact with PG&E data access API for energy data
Handles the OAuth authentication, downloading, and parsing of Green Button® API data.
Ameren — independent third-party profile of a public API surface, by API Evangelist. Ameren Corporation is a regulated electric and natural gas utility serving customers in Missouri and Illinois. The company provides reliable energy delivery, smart grid infrastructure, and renewable energy programs.
Import Elexicon Energy (Pickering / Durham Region, Ontario) Time-of-Use electricity usage and cost into the Home Assistant Energy Dashboard via Green Button.
Custom Home Assistant integration for automatically importing Green Button XML files.
Headless CLI for Con Edison account, billing, and energy-usage data
Pacific Power (PacifiCorp) → Home Assistant Energy dashboard, via Green Button ESPI XML scraping
Client-side ConEd rate-plan optimizer — will switching plans lower your bill? (coned.jedarden.com)
Toronto Hydro — independent third-party profile of a public API surface, by API Evangelist. Toronto Hydro is the municipally owned local electricity distribution company (LDC) for the City of Toronto, delivering power to roughly 800,000 residential and business customers across Canada's largest city.
BC Hydro — independent third-party profile of a public API surface, by API Evangelist. British Columbia Hydro and Power Authority (BC Hydro) is a provincial Crown corporation whose sole shareholder is the Province of British Columbia, and which states that it generates and delivers electricity to "95% of the population of B.C." and serves "over fiv
EPCOR — independent third-party profile of a public API surface, by API Evangelist. EPCOR Utilities Inc. is a municipally owned Canadian utility headquartered in Edmonton, Alberta, wholly owned by the City of Edmonton, that builds and operates electricity distribution and transmission, water and wastewater, and natural gas distribution systems acro
Consolidated Edison — independent third-party profile of a public API surface, by API Evangelist. Consolidated Edison, Inc. (Con Edison) is a Fortune 500 holding company that, through its subsidiaries, provides electric, natural gas, and steam service to customers in New York City and Westchester County.
Ontario Energy Board — independent third-party profile of a public API surface, by API Evangelist. The Ontario Energy Board (OEB) is the independent regulator of Ontario's electricity and natural gas sectors, licensing and rate-regulating roughly 60 electricity distributors, the province's transmitters, storage and generation licensees, unit sub-me
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