This is a responsive ThingSpeak API grapher. It uses a JSON router to overcome CORS.
Built using ReactJS, Bootstrap and ChartJS.
Use this app here: https://opens3.net/channel-grapher.html
Browser international weather stations here: https://opens3.net/channel-browser.html
The feature list continues to grow.
- Automatic timezone detection based on GPS coordinates or local machine's timezone
- Ability to select queries based on days, minutes or a date range
- Retrieves channel metadata, and location
- Mean Sea Level Pressure conversion for Absolute Pressure fields
- Configurable graphs (color, type and fill)
- Data summarization (ie: for rain) over multiple intervals
- Automatic min, max and latest display
- Timezone adjustment
- Cookie based preference storage