Materials to reproduce our findings in our stories, "Amazon Puts Its Own 'Brands' First Above Better-Rated Products" and "When Amazon Takes the Buy Box, it Doesn’t Give it up"

Data and materials to reproduce Bloomberg's investigation into racial and gender bias in OpenAI's GPT

Materials to reproduce findings in our stories, "Swinging the Vote?", and "To Gmail, Most Black Lives Matter Emails Are 'Promotions'"

Materials to reproduce findings in our story, "Google’s Top Search Result? Surprise! It’s Google"

Data and code from our stories, "Google Has a Secret Blocklist that Hides YouTube Hate Videos from Advertisers—But It’s Full of Holes," and "Google Blocks Advertisers from Targeting Black Lives Matter YouTube Videos."

Code used for collecting and saving the Top Stories and Trending Stories in Apple News via Appium.

Materials to reproduce findings in our story, "Google Ad Portal Equated 'Black Girls' With Porn"

jfa is an R package that provides statistical methods for auditing. Its functionality and intended workflow are implemented with a graphical user interface in the Audit module of JASP (https://jasp-stats.org), a free and open-source software program for statistical analyses.

Data from our story "Facebook Said It Would Stop Pushing Users to Join Partisan Political Groups. It Didn’t." from The Markup's Citizen Browser project.

Data from our story, "Official Information About COVID-19 Is Reaching Fewer Black People on Facebook" from The Markup's Citizen Browser project.

Data from our story "Facebook Says 'Technical Issues' Were the Cause of Broken Promise to Congress" from The Markup's Citizen Browser project.

Python script for scraping the algorithmically-curated Twitter timeline