Questions tagged [charts]

graphical representation of data. Charts can help you visualize vast amounts of data in a way that is easily understood.

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8 views

Free Highcharts Alternatives?

I made an ASP.NET MVC Project, where I use Highchart. The chart has columns and a line. Now the company I make this project for said, that they do not want to pay for a highchart license so I have to ...
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0answers
10 views

How to calculate and graph risk & total return for 30 million portfolios (similar to MVO/efficient frontier)

I generated all 30 million portfolios in Excel 2016 (Windows 7), and currently can graph about 5 million of them but it takes forever. I have 1-12 assets in each portfolio, and the annual total ...
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2answers
18 views

Data visualization for webapps?

I have a Postgres database that feeds into a webapp. I would like my users to be able to run set inquiries on the database to get real-time reports and export data as .csv files. They would not be ...
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4 views

Stock data for chart creation

Are there any free APIs or low cost data I could get that would have stock ticker date, open, high, low, close and volume so I could create 1 min to 1 day candle stick chart? NASDAQ, NYSE, etc..
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2answers
268 views

Free JavaScript Charting Library

Please suggest some free JavaScript charting library. I need it for basic usage for gauge and line chart creation. (Highchart and Canvas.js are not free for commercial use). I need to create a gauge ...
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11 views

What is the best way to build an interactive phase portrait of a differential system on web page?

I need to add an interactive phase portrait of a differential equations(Ramsey model). A user should be able to vary parameters of a system and see changes in the phase portrait live. Which way is ...
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6 views

Data visualization components to show structure of RoR application

I tried to find the best data visualization component for a Rails app, but I found only a few possibilities. The best component what I found is Highchart organisation graph, but I need something ...
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5 views

JavaScript charting library for interactive line and GPS track subplots on same time base?

I'm trying to build a web application to visualize a GPS track (polyline on a base map) together with other information (e.g. speed) which is on the same time base as the lat/lng coordinates. In ...
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7 views

iOS - real time live chart that plots data from my sensors in Swift

Hey I am building my first iOS/Swift app and I need a free open source or cheap framework for charts. I need a line chart with two datasets and it would be perfect if it would be live/real time. ...
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12 views

3D Area Chart in JavaScript

Does anyone know how I can create a 3D (where X, Y, & Z dimensions all have specific values, not just 3D aspect) area chart (aka filled line chart) in JavaScript? I can't find an API with this ...
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8 views

Javascript Org Chart with grouping functionality

I'm looking for a Javascript Org Chart library which I can use for a noncommercial educational project. Till now I used the great draw.io, but now I have to put it online and the HTML exporter has few ...
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3 views

Javascript or svg line chart software with custom background

I need to create a line chart for data with a custom background that shows ranges. I'm looking at svg based packages but haven't seen anything that lets me put rectangles in the background. Something ...
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1answer
20 views

Tool to draw component diagrams

I am looking for some tool to draw component diagram, something like mermaid , "a simple markdown-like script language for generating charts from text " Sadly mermaid doesn't support component ...
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8 views

What's your offline charting software that can import and parse csv data recommendations?

I'm in search of a chart/graph software that can use csv not only to upload data but also parse only the data I need. The catch is this needs to be all offline. I tried using AMCharts and Highcharts ...
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5 views

Free 3D (3 Axes!) charts library for Angular app

I'm looking for a third-party software component of 3D charts. Requirements: Angular 7 (or closest backward compatible) Preferably offers a Scatter chart 3D chart, meaning 3-Axes chart (not 2 axes ...
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11 views

Useful tool to draw charts in Java

I would like to draw charts describing my log analysis for server. Sadly it is pretty hard to find any actual recommendation for this topic. Because of my purpouse of using this tool, I need it to ...
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9 views

Looking for some Angular / Javascript lib or framework for Radar Chart

I am looking for JS libraries or frameworks with a possible Angular integration that would allow me to make charts similar to this one:
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2answers
25 views

Most simple way from data to chart

I have data like this: x;file-size;duration;mem-size 0;0;0.04456615448;478359552 1;10040000;0.39223408699;562151424 2;20080000;0.725513935089;585662464 3;30120000;1.0728430748;615784448 4;40160000;1....
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16 views

interactive sunburst chart (JavaScript)

I know how to use my favourite search engine to search for: interactive sunburst chart The problem is, that the search engine returns too many results. Required features: JavaScript open source ...
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7 views

suggest plot / chart library for large huge point data-set to have server side rendering and image generation

Friends , I am investigation server side chart / plot library that should handle millions of data point and able to generate image it does not require interaction but it should able to render and ...
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1answer
22 views

html5/canvas/js component/chart for time data visualization that support both client-side zoom and server-side downsampling

I search for html5/canvas/js chart component for time data visualization that support both client-side zoom and server-side downsampling I mean JS widget that provides API to handle zoom event and ...
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0answers
10 views

What graph to use?

I have a task of outlining a graph on my web page. It looks like this: I found Google charts with tons of examples. The best one to use would be a Line Chart. Any recommendations on what kind of ...
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61 views

Which JavaScript Library use to generate complex psychrometric chart to replace excel

I am trying to get some recommendation, advice how to replace my current process where I use local macro excel with JS to reproduce Psychrometric Chart. I have macros in excel with calculation that I ...
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13 views

Looking for a data collection / reporting / monitoring tool

I'm looking for a shell tool for data collection / analysis / reporting. It should be possible to collect data by simple command line interface, the data should preferably be stored in a backend db (...
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127 views

Graphic timeline generation tool

I would like to generate timelines for entites, such as this one: I need a tool with support for as many as possible of the following features: Splits Merges Marked points along lines in the chart ...
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0answers
22 views

radar chart with boxplot

I have a radar/spider chart. The input to this chart can be in the format as shown: [23, 34, 54, [4, 3, 67], 45, 5] When there is a single value, it is shown as a data point, but when it is an ...
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13 views

maintained Ruby library to generate charts as images

I found and I am currently using gruff. Unfortunately this library has some problems and in addition is clearly abandoned so I am looking for an alternative. My only requirements is that it is a ...
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2answers
62 views

Looking for a charting Library for JS and React allowing for Zoom

I am currently rebuilding a previously staic-html+Native js web-page with React. I am therefor looking into different libraries to create a line-chart using Javascript. The chart was previously ...
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0answers
40 views

REST API for creating charts from JSON data

I am in search of an REST API to convert JSON data to charts and then get back as image. There were many available of this kind, but all are specific language-based client libraries or SDKs. However I ...
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1answer
37 views

Alternative to flotchart jquery lib

I am looking at a more recent and modern chart js library than flot. My problem with flot is that it does not support well mobile and tablet. At the last resort, I will have to use myself hammer.js ...
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1answer
26 views

Libs & Technology to help me build a Mareys Chart

I am in need of a component to show and interact with a Marey's Chart. For those who are not familiar, a Merey's Chart is a chart to visualize train movements in a Time x Location axis. Much like ...
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1answer
84 views

Javascript charting library

I am looking for a JavaScript charting library. My requirements are: 2D line charts and bar charts Zoom on X-axis with the possibility to synchronize zooming of several charts Multiple lines on the ...
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0answers
29 views

What script should I use to build a image hotspot with correct and incorrect choice zones to click on

I need an image to be plotted as a graph in jQuery or any other platform. There will be one or multiple predefined areas in the graph where the user can click to get the choice as right. If he clicks ...
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1answer
25 views

Generate report showing graphs of all sar data over several days

sar takes a lot of numeric measurements at regular intervals. I have sar data files for covering a week, and I want to generate a report. Currently I copy/paste and concatenate data for each day into ...
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1answer
179 views

Gantt diagram generator from textual representation

I am looking for command line utility to generate Gantt diagram from textual representation in Graphviz way or in the way that Blockdiag does. I'm aware of Mermaid and NodeJS, and I know that Plantuml ...
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1answer
28 views

JavaScript library that easily customizes time period and interval in line charts

I want to visualize the logs of my website by charts. Here are examples of logs: [{ time: "2017-10-21T13:28:06.419Z", action: "visit" }, { time: "2013-10-22T13:28:06.419Z", action: "visit" }, { ...
1
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1answer
38 views

Seeking application to create offline timelines

I am looking for a downloadable (offline/installable) application that helps in creating a timeline. It should grow preferably from bottom to top, something similar to Facebooks timeline. I don't need ...
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1answer
826 views

How to add string labels to horizontal bar in Charts framework [closed]

I am using charts framework for drawing charts. I need to add some strings in left of every bars. In my code always there are two bars, one for Income and one for Expense. I want to show these string ...
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0answers
100 views

Mermaid diagrams and flow charts as a service

I am looking for a web-service (not downloadable software) which accept string or URL to Mermaid diagram and return PNG or SVG image. Service should accept this Mermaid string: sequenceDiagram ...
2
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1answer
35 views

Create managable flowchart for documentation

I would like to create a flowchart for complex codes (can be written in any language) and use it for documentation purposes. Do you know any open source solution? The specifications I need are: ...
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1answer
3k views

Java chart libraries suitable for realtime stock charts?

I'm in the planning process for a java based application that is used for live streaming/trading of stock/forex etc. charts. However I am not sure which charting library is the right one for the job. ...
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3answers
91 views

Software to produce graph, chart, table from an SQL query

I'm looking for a software that is capable of connecting to a MSSQL server, execute queries and produce graph, chart or table based on the result returned. I understand that Reporting Server is able ...
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1answer
77 views

Data visualization for accepting key=value pairs for test Score/Health charts/graphs/tables

I get automated test reports with two very simple end-of-test text files in key=value format that I would like to be able to convert to graphs and tables viewable in a web browser, and not impossible ...
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2answers
1k views

Best C# library for charts

I was looking for UWP chart C# library but I could not find that one that could help to solve my problem. So far I have used library from Syncfusion and LiveCharts but they have some problems so I ...
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1answer
35 views

Which module should I use for creating charts in Drupal?

Is there a "standard" solution to represent data with charts in a Drupal 7 site? Basically I'm measuring changes in several numbers, with data collected each hour. Therefor I'd need multiple charts ...
2
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1answer
275 views

Web app for displaying plots in python

You can build web apps in R such as this one. Notice that there is a plot, there are drop-down menus, and that the graph updates live with the changes. Is there something similar to this for Python? ...
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1answer
53 views

JavaScript chart webapp

I'm looking for a webapp that allows me to code in JavaScript based on CSV files and create charts using one of the JavaScript charting libraries like plotly or highcharts. Does such a thing exist? ...
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0answers
653 views

Software to map character relationships

I'm creating a world, and I want to keep track of every character relationship to one another. And because I'm an engineer I would like to make it both scalable and easily editable. What I would ...
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37 views

convert graph into formula

Is there some kind of a way to transfer a line chart from paper to formulas or any kind of precise reading? I have a chart where I have x and y axis values and I need to find the value in graph: For ...
2
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1answer
7k views

Any good open source charting for .NET?

Are there any good open source .NET chart components out there that are good for large data plotting and real-time charting? I saw some related topics but they were since 2010 and older, so I'm not ...