A jQuery plotting and chart plugin.


What does a poem look like?


A platform for opening up research outputs across Europe.

UN-Habitat Urban Data Portal

Free and open access to data about countries and cities around the globe.


A command line tool to help streamline election coverage.


Share and sync data.

OSM Borders Directory

Country, region and city boundary data from OpenStreetMap.


A Python library to help develop new natural language processing approaches.


A web-based data management system for displacement data.

Discover and share code examples.


Datamatic is an easy-to-use tool that allows you to create complex, interactive infographics and data visualizations. We spoke to the project’s Founder & Developer, Jaroslav Benc, to find out more.

Searchable Map Template

Put your data on a searchable, filterable map.


A suite of free tools to help you interpret maps.


A tool to immersively present your data driven stories.


A C library for multilingual street address parsing and normalization.


Generate and refine palettes of optimally distinct colors.

Earthdata Search

A simple search tool that puts NASA’s extensive repository of earth science data and information at your fingertips.


An online analysis tool for global poverty monitoring.

Collect Earth

A Java-based tool that facilitates data collection from Google Earth.


Leverage 15 million data points on democracy and 39 democracy-related indices.

YouTube Downloader

A scraping tool specifically designed to grab metrics from YouTube.


Open-source machine learning algorithms for data mining tasks.

Power BI

Launched this week in beta mode, Microsoft’s Power BI allows you to export live-updating visualizations to the web.


A Drupal-based, open-source data warehousing, visualization, and mapping tool.


Web tools for budding data practitioners.


Create customizable SVG map visualizations for the web.

We Feel

An online portal that conducts sentiment analyses of tweets.

Mapzen Search

A browser-based app that converts geodata to addresses, and vice versa.


Create Landsat 8 composites from your browser.

Artificial Intelligence for Disaster Response (AIDR)

A tool that harnesses artificial intelligence to mine tweets in humanitarian crises.


Visually explore complex datasets.

Tik Tok

A Javascript tool that enables you to easily create mobile-friendly, vertical timelines.


Search, analyze and cull huge volumes of text or documents.

Investigative Dashboard

A tool that helps journalists follow the money, and expose illicit networks across borders.


A free tool for exploring world stats.


Turn documents into data.


A flexible mapping engine, designed for real-time rendering of 2D and 3D maps.


Turn data into beautiful, interactive visualizations on your iPad.


Network overview, discovery and exploration for Microsoft Excel.


A Google Chrome browser extension for scraping data. lets you explore facets of datasets quickly. Mirko Lorenz interviewed its creator, Adil Yalcin, to find out more.

Iframe Scaffolder

Quickly arrange several iframes or URLs to create interactive multi-screen visualizations

Instantly convert webpages into tables of data and create tailored APIs to suit your story

Databits: A New Approach to Build a Community for Data Experts

This new site aims to become a community where data experts can upload and showcase their work, based on an invitation system. Another goal is to pose challenges for data work, in collaboration with the community or external organizations.

In-game player movements tracker

This is notable: as big leagues install new tracking systems providing rich data for sports games, a new of scene-by-scene reporting will become more widely available. Here is a brief overview plus a link to a Python script to extract such data from the…

Mapping in the classroom

A white paper from Carto DB provides an overview on how to teach cartography in schools and universities - in disciplines where mapping would have been too complicated just a few years ago.

Tabula 1.0 released: Tool helps to extract data from PDFs

Many sources release data only in the PDF format - which is causing considerable trouble for data extraction. The free and easy Tabula helps to get the numbers back into readable and usable formats.

Use flowcharts to avoid getting stuck in data journalism projects

Writing stories is not easy, but well understood. When reporting from data though it is quite common to get stuck. To avoid this create a flowchart for your particular project - as an overview and a means to communicate your goals to others.

Creative maps, drawn by hand

Extending the creative options to visualize space

Speaking in tongues

In most newsrooms and press offices translation is a by-product of daily work. For sure this has an effect on how we perceive, understand and consider topics. Is there a need for new professional roles? Jessica Mariani researched the topic in a PhD thesis.

The Slicer: Cutting Pivot Table Data to Size

Abbott Katz confronts Excel’s pivot tables once more, with two tricks that promise to resolve some of the tool’s shortcoming.

Hate Spreadsheets Formulas? Meet Drag and Drop Data Analysis Tool ‘QueryTree’

Daniel Thompson, the developer behind the data analysis tool QueryTree explains how the tool can help make data analysis simpler.

The ProPublica Nerd Blog Presents: Design Principles for News Apps & Graphics

ProPublica’s Lena Groeger explains eight principles that guide the investigative journalism outlet’s news apps and graphics design.

Groupthink: Grouping Values in Excel Pivot Tables

Abbott Katz returns with tips for how to group latitudes and longitudes into workable intervals with Excel pivot tables.

A Super-Simple Tool to Search Instagram by Time and Location

Al Shaw presents a new ProPublica app that allows users to search for photos on Instagram by location and time.

Getting to Know your Dataset with the OpenRefine Facets

Learn to use OpenRefine’s faceting options as a way to explore and get to know your data better.

Using the OpenCorporates API to Map Company Information

Tony Hirst looks back at nine months of OpenCorporates API experimentation and delivers his impressions of the tool’s use for company data search.

DDJSchool Tutorial: How to Create Maps with QGIS

Data visualisation expert Gregor Aisch explains how to create a simple map, using QGIS and the Tour de France stations of the last 100 years.

DDJSchool Tutorial: How to Analyse Datasets with Tableau Public

Data visualisation expert Gregor Aisch explains how to analyse datasets with Tableau Public at the School of Data Journalism 2013 in Perugia.

DDJSchool Tutorial: How to Create Charts with Datawrapper

Data visualisation expert Gregor Aisch explains how to create simple charts quickly with Datawrapper.

A Survival Guide for Data Visualisation

Data visualization guidelines by expert Gregor Aisch, straight from the School of Data Journalism at the International Journalism Festival in Perugia.

Social Network Analysis for Journalists Using the Twitter API

A tutorial by Michael Bauer, straight from the School of Data Journalism at the International Journalism Festival.

Using Excel to Do Precision Journalism

A tutorial, courtesy of Pulitzer winner Steve Doig, straight from the School of Data Journalism at the International Journalism Festival.

Setting the Record(s) Straight: Dealing with Bad Data

How to ensure the integrity of your data? Abbott Katz presents three data integrity issues and the clues to solve them.

Tech Tips: Making Sense of JSON Strings – Follow the Structure

Tony Hirst explains the structure of JSON (JavaScript Object Notation) strings, a format that enables data to be easily collected and parsed.

Color Theory and Mapping

How do the colors of a map affect how it is read and perceived? Miranda Mulligan explains the theory and provides some clues and tips.

Grabbing Twitter Search Results into Google Refine and Exporting Conversations into Gephi

Tony Hirst proposes a recipe for visualising Twitter conversations around hashtags using Gephi and Google Refine.

Visualising Twitter Friend Connections Using Gephi: An Example Using the @WiredUK Friends Network

A new tutorial courtesy of Tony Hirst. And, this time: how to visualise your Twitter network using Gephi.

Tips for Searching Online

A list of links and tips for how to use the web as a reporting tool by BBC’s Jonathan Stoneman, from the computer-assisted reporting conference NICAR 2013.

How to Make a Map with Google Fusion Tables

A new post from Simon Rogers, with, this time, a Fusion Tables tutorial, courtesy of Google’s very own Kathryn Hurley.

Geocoding Using the Google Maps Geocoder via OpenRefine

Tony Hirst gives a detailed tutorial in which he explains how to geocode using OpenRefine.

Borders and Boundaries: 16 Google Fusion Border Files for You to Use

Simon Rogers shares his collection of Google Fusion border files. For your convenience.

Adding Value(s) to Your Spreadsheet: Turning Text Data into Numbers?

Excel instructor Abbott Katz provides valuable advice on how to transform text into data.

Data-Driven Documents, Defined

A D3 tutorial for beginners by Scott Murray.

When Should I Use Logarithmic Scales in my Charts and Graphs?

A post by Forbes contributor Naomi Robbins on logarithms, when to use logarithmic charts and how to do it.

Introducing FreeDive: A Simple Solution for Creating Searchable Databases

A simple and quick solution for creating and embedding searchable databases in your articles, from the labs of UC Berkeley’s Knight Digital Media Center.

Consider Your Message When Choosing What Chart to Use

Forbes contributor Naomi Robbins on the different types of charts and their uses for emphasising a particular message.

Datawrapper 1.0 Is Released

Following a successful beta version, Datawrapper version 1.0 is released.

Verification Tools for Journalists

A list tools for verifying people, places and images, from

LearnStreet: Coding Starts Here

LearnStreet, a new California-based start-up, aims to change the code learning process.

Must Zero Be Included on Scales of Graphs? Another Look at Fox News’ Graph and Huff’s Gee-Whiz Graph

A post by Forbes contributor Naomi Robbins on the use of zero baselines in graphs by the media.

Comparing Graphics from The Guardian and The New York Times: A Project by Marije Rooze

A recent project by Dutch MA student Marije Rooze compares interactive graphics from the Guardian and the New York Times, with unexpected results.

Some Useful Statistical Blogs contributor, Naomi Robbins, shares some respected stats blogs and recent discoveries.

The Journalist’s ‘Learn to Code’ Resource Guide

This is a list of resources you can use to begin to write your own programs, written with journalists in mind.

Torque: An Open Source Mapping Tool for Big Data by CartoDB

A new visualisation tool for Big Data brought to you by the people at CartoDB.

Statwing: Powerful Data Analysis, Simple to Use

Given the rising interest in data analytics, there will be new tools. Here is one fresh and promising approach.

The KoBo Platform: Handheld Data Collection for Real Practitioners

Introducing KoBo, an integrated suite of applications for handheld data collection that are specifically designed for a non-technical audience.

Tips for Working with Numbers in the News

The best tip for handling data is to enjoy yourself. Data can appear forbidding. But allow it to intimidate you and you’ll get nowhere. Treat it as something to play with and explore and it will often yield secrets and stories with surprising ease.

Geofeedia: Next Generation Crisis Mapping Technology?

Situational awareness is absolutely key to emergency response, hence the rise of crisis mapping. In this post we introduce Geofeedia and discuss its potential applications for humanitarian response.

Using Data Visualization to Find Insights in Data

In order to be able to see and make any sense of data, we need to visualize it. Data visualisation expert Gregor Aisch explains the steps you need to take in order to make finding insights in data more effective.

Video: School of Data Journalism - Precision Journalism Workshop

This video will guide you through the very basics of how to use Excel for data journalism projects.

Video: School of Data Journalism - Spending Stories workshop

An Open Knowledge Foundation project helps journalists to find stories in spending data.

How to Create the Perfect Line Chart

Award-winning data visualisation expert Gregor Aisch outlines the best practices for creating line charts.

Getting Data: A Five Minute Field Guide

Looking for data on a particular topic or issue? Not sure what exists or where to find it? Don’t know where to start? This post shows how to get started with finding public data sources on the web.

Meet data mapping platform CartoDB

Introducing CartoDB - an open source, cloud-based data mapping platform which makes mapping accessible, even for complete beginners.

Delivering data: How to build a news app

A look at what news apps are and what they do, when it is useful to build them and how to build them.

Video: The joy of stats with Hans Rosling

Join Prof. Rosling on an exciting trip through the history and development of one of the pillars of data journalism: good old statistics.

Video: School of Data Journalism - Making Data Pretty workshop

An effective visualisation is the key element to engage your audience around data projects. This video from the School of Data Journalism explains the secrets of the trade.

Video: School of Data Journalism - Getting Stories from Data workshop

Caelainn Barr and Steve Doig explain how to turn public data sets into a goldmine of information.

Video: School of Data Journalism - Information Wants to Be Free workshop

The second workshop of the Data Journalism School in Perugia looked at how journalists can use open data and Freedom of Information legislation to get access to the information they need.