Source is an OpenNews project designed to amplify the impact of journalism code and the community of developers, designers, journalists, and editors who make it.

Back in May of this year, I set myself a challenge: I wanted to try as many applications and libraries and programming languages in the field of data visualization as possible. To compare these tools ...

Nearly all maps are an attempt to represent our environment (generally Earth) in a two-dimensional format. The act of systematically transposing a 3D to a 2D object is called projection, and it’s a ...

With the launching of 538, Vox and the New York Times’ Upshot, it seems like the age of data journalism is finally here, greeted with both acclaim and concern by media critics. But data journalism is ...

Wildfires have been at the forefront of our newsroom’s mind this year, as they have been for pretty much any California news outlet. In October, we opened up an audience survey about our wildfire ...

EDITOR’S NOTE: This article is based on this presentation for NACIS 2022. My name is Aaron, I am a freelance journalist who specializes in interactive, map-based storytelling. My work typically ...

(We use this XML intermediate representation for historical reasons. Replacing it with something more efficient is on our to-do list.) At this point, we have a collection of single characters and ...

If you’ve worked in a technical role in news for long enough, you likely remember when the “show your work” spirit was everywhere. Newsroom nerds shared code on GitHub, swapped tips on social media ...

Dots or people—what do you want your readers to think? (Ryan Norton via Flickr.) One of my favorite movies is the classic 1949 thriller “The Third Man.” The story is about a writer who arrives in ...

Testify, from The Marshall Project, is a great example of “generative journalism”: The team analyzed tens of thousands of court records, and was able to use the resulting data to tell many different ...

At Spirited Media, I coordinated the launch and execution of membership programs for Billy Penn, Denverite and The Incline. We learned a lot, fast, and built a suite of tools to help us measure ...

In the heat of the 2024 election cycle, opportunities for political fact-checking are everywhere — in candidate debates, campaign ads, mailers sent to prospective voters and more. At the Reporters’ ...