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Web Data Connector

Use HTML and JavaScript to connect to any web data source and use it in Tableau.

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Web Data Connector

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With the Web Data Connector SDK, you can unlock a world of data that's available over the web. In addition to using the dozens of data connectors that are already available in Tableau, you can now create your own web data connector (WDC) that reads data from virtually any site that publishes data in JSON, XML, or HTML.

Get the WDC SDK

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Developer Docs

Learn everything you need about how to create a WDC.

Developer Docs

WDC Samples

Check out the sample WDCs in the SDK - they are open sourced on GitHub.

GitHub Repository

Community Connectors

Check out the WDCs that have already been created by the Tableau community

Community WDCs

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Play the role of hero in helping others from the Tableau Community solve problems they are having. We learn and grow together in the Tableau Community.

Browse All Unanswered Questions

Subject		Author
	Video: Your first web data connector: from 0 to } 1 month ago	by Ciara Brennan
	Tableau 10 is here: v2 WDCs can now be used in Tableau 1 year ago	by Brendan Lee

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Recent Activity

Nevin Tan in Web Data Connector4 days ago (Show more Show less)

Web Data Connector Whitelist with Multiple Connections

Hi everyone, We're having some difficulty whitelisting our WDCs. Currently, we have set up a dashboard that connects to a data source that has 3 connections. Each of these connections is a WDC. On… (Show more Show less)

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Michael Gillespie

(to Nevin Tan) 11 hours ago (Show more Show less)

What happens when you run that command? Does it work? If not, what error do you get?

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Alexander Arvanitis in Web Data Connector6 days ago (Show more Show less)

WDC extract refreshes not working

Hi. I'm currently developing a visualization solution for the company I work for. After buidling a wdc and implementing it in Tabelau server I need extracts to refresh at least once every morning.… (Show more Show less)

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Alexander Arvanitis (to mortenbodaugaard.jrgensen) 13 hours ago (Show more Show less)

Hi Morten! It contains both, as it should I think from reading the documentation:S Kind regards

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joe shabadoo in Web Data Connector4 months ago (Show more Show less)

Combine WDC data with existing data in workbook

Looking for some guidance on whether or not this is possible as I didn't find this exact scenario in the docs/examples. It seems like most of the examples and community contributions I've seen… (Show more Show less)

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Arfy Shah (to joe shabadoo) 1 day ago (Show more Show less)

I have the same issue. I have a huge data set that I am trying to join to. I want to pre-filter the data using an InnerJoin prior to getting a full list of data. Without this =, using a WDC is not…

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Ian O'Connor in Web Data Connector3 weeks ago (Show more Show less)

WDC Simulator: Fetch Data Table button won't return data

Hi, I am trying to create a Web Data Connector, and I followed every step in this video (Video: Your first web data connector: from 0 to }) from the 2017 Tableau Conference. The only difference is… (Show more Show less)

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Geraldine Zanolli

(to Ian O'Connor) 4 days ago (Show more Show less)

Hi Ian, Can you publish ur code on Glitch and share with me the link, please? It is hard to help you without the code

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Chris Redekop in Web Data Connector2 months ago (Show more Show less)

WDC behavior changed in 2019.2?

I've written a WDC which works perfectly in 2019.1, but in 2019.2 I get a big red bar across the top that says "The URL points to a website, not a web data connector...". The connector still works,… (Show more Show less)

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Chris Redekop (to Chris Redekop) 4 days ago (Show more Show less)

Just FYI for anyone that might stumble on this with the same problem....it appears this was a bug in 2019.2.0, I just updated it to 2019.2.2 and it is fixed.

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Michael Harmon in Web Data Connector6 days ago (Show more Show less)

WDC getData function not triggering

I've been working on creating a WDC in Angular to connect to a PostgreSQL REST API (created using Postgrest) sitting behind Keycloak (using OIDC for authentication). The WDC works great in the… (Show more Show less)

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Michael Harmon (to Geraldine Zanolli) 4 days ago (Show more Show less)

Oh, it was a workaround I was trying at one point. Referenced here: tableau.init not being called · Issue #165 · tableau/webdataconnector · GitHub Anyway, I removed that code from my app and it…

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Mark Evans in Web Data Connector3 years ago (Show more Show less)

Created a Web Data Connector for Tableau (1.1) and US Census

I created a web data connector with (I think) a decent interface to pull data into tableau from the US Census. Right now, it only works on one set of the five year American Community Survey (the… (Show more Show less)

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Senthil Mani (to Mark Evans) 5 days ago (Show more Show less)

Hi Mark, In year 2019, I am still looking for sample .net code. If possible could you post this in GitHub?

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James Prescott in Web Data Connector2 weeks ago (Show more Show less)

Credentials in WDC Extract Referesh

Hey guys, I'm writing some WDCs for a metrics dashboard and many of the data sources require authentication for querying their respective APIs. We want these dashboards to be on a refresh… (Show more Show less)

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James Prescott (to Vikram Gokhale) 2 weeks ago (Show more Show less)

Currently, when performing the initial extract, the user inputs their username, password, and project ID through and HTML form. This input is then stored in tableau.connectionData and subsequently…

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Henrik Mortensen in Web Data Connector2 weeks ago (Show more Show less)

Web Data Connector to api.21re.de

The project I am working on needs data from 'api.21re.de'. In order to get the required data, some data must be used first as input >> the user must enter data as the following: { "country":… (Show more Show less)

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Daniel Stanish (to Henrik Mortensen) 2 weeks ago (Show more Show less)

Good morning Henrik. Are you interested in coding a web data connector? It requires being familiar with or willing to learn Javascript. The stock WebDataConnector will get you pretty far. You…

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Ajinkya Raut in Web Data Connector1 year ago (Show more Show less)

Web Data Connector Using Python

I would like to connect Tableau with live streaming using API. When I checked online, I could only see "Blockspring" which is paid service. Can we use python to create web data connector or any… (Show more Show less)

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