Chart as Image - service using go-chart and go-charts.

Quick Setup: Easy setup. Add charts as images in markdown, emails etc.

Hassle Free: Create charts as images with single URL.

Supports: Choose from Line, bar, donut, pie, scatter, bubble, stacked bar, etc.

Lightweight: Written in Go. No external dependencies. Download and self-host binary.

API Documentation Restful API with image/png response.

• API
  • GET /line
  • GET /bar
  • GET /donut
  • GET /pie
  • GET /radar
  • GET /funnel
  • GET /table
• CHANGE LOG

API

URL https://instachart.coveritup.app

Common Queries	Required	Description	Default
data	◯	JSON
title		string
subtitle		string
theme		string	light or dark
metric		string
height		int	400
width		int	600

GET /line

Query	Required	Description	Default
fill		boolean	false

data	Required	Description
x	◯	[]Array (string)
y	◯	[]Array (int)
names		Array

https://instachart.coveritup.app/line?title=Line+Chart+Simple&subtitle=Sleeping+Hours&data={
    "x": [["Mon","Tue","Wed"]],
    "y": [[4,8,7], [10,20,24]],
    "names": ["Sleeping", "Awake"]
}

https://instachart.coveritup.app/line?title=Line+Chart+Simple&subtitle=Sleeping+Hours&data={
    "x": [["Mon","Tue","Wed"]],
    "y": [[4,8,7], [10,20,24]],
    "names": ["Sleeping", "Awake"]
}

GET /bar

Query	Required	Description	Default
horizontal		boolean	false

data	Required	Description
x	◯	Array (string)
y	◯	[]Array (int)

https://instachart.coveritup.app/bar?title=Bar+Chart&subtitle=Sleeping+hours&data={
    "x": ["Monday", "Friday", "Sunday"],
    "y": [[8,2,14]]
}

GET /donut

data	Required	Description
names	◯	Array (string)
values	◯	Array (int)

https://instachart.coveritup.app/donut?title=Donut+Chart&data={
    "names": ["Monday", "Friday", "Saturday", "Sunday"],
    "values": [4, 6 ,7, 9]
}

GET /pie

data	Required	Description
names	◯	Array (string)
values	◯	Array (int)

https://instachart.coveritup.app/pie?title=Pie+Chart&subtitle=Sleeping+Hours&data={
    "names": ["Monday", "Friday", "Saturday", "Sunday"],
    "values": [4, 6 ,7, 9]
}

GET /radar

data	Required	Description	Validation
names	◯	Array (string)	>=3
values	◯	[]Array (int)	count(names) == count(values[0])
labels		Array (string)

https://instachart.coveritup.app/radar?title=Radar+Chart&data={
    "names": ["Mon","Tue", "Wed", "Fri"],
    "labels": ["Work", "Relax", "Travel"],
    "values": [[1,2,3,4], [15,7,8,9], [15,17,5,7]]
}

GET /funnel

data	Required	Description
names	◯	Array (string)
values	◯	Array (int)

https://instachart.coveritup.app/funnel?title=Radar+Chart&data={
    "names": ["Mon","Tue", "Wed", "Sat"],
    "values": [2,1,4,6]
}

GET /table

data	Required	Description
names	◯	Array (string) aka header
values	◯	[]Array (string) aka rows

https://instachart.coveritup.app/table?title=Table+Chart&data={
    "names": ["Branch","Code Coverage", "Quality"],
    "values": [["master","80","90"], ["develop","70","79"]]
}

CHANGE LOG

• v1.0.0 - Initial release with line, bar, donut, pie, radar.
• v1.0.1 - Bug fixes and code refactor.
• v1.0.2 - funnel charts and table as image.