GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data.

The world’s largest open-source open-data library. Mirrors Sci-Hub, Library Genesis, Z-Library, and more.

A CRDT stack with browser and server storage, with supporting backends.

This open course bridges GIS and data science with practical labs in R and Python.

Topics span vector and raster data, spatial weights, ESDA, clustering, and networks.

Aalto’s BDA course puts the full Gelman et al. workflow online, from priors and posteriors to Stan, hierarchical models, and cross-validation.

Lectures, assignments, and code are all open. This is a real course.

Great interview with Michael Friendly on how the history of data visualization became a research discipline. He walks through the discoveries, forgotten figures, and organizing ideas behind the Milestones Project, and shows how those ideas still shape how we design and read charts today.

Why data visualization matters, and how to make charts more effective, clear, transparent, and sometimes, beautiful.

Saloni Dattani walks through a practical checklist for making visualizations clearer, more honest, and easier to read, with tons of real redesigns and trade-offs you’ll recognize immediately.

This is a thoughtful teardown of a bad temperature chart, followed by nine well-justified redesigns with full ggplot examples.

Line charts, anomaly bands, distributions, and heatmaps show how encoding choices shape interpretation in practice.

The data professions (data science, analysis, engineering, etc.) are highly technical fields, and much online discussion (in particular, on this blog!), conference presentations and classes focus on technical aspects of data work or on the results of data analyses. These discussions are necessary for teaching important aspects of the data trade, but they often ignore the fact that data and analytics work takes place in an interpersonal and organizational context.

An interactive visualization opens up new ways of exploring and sheds a new light onto the evolution of Leonardo Da Vinci’s thoughts

An interactive visualization opens up new ways of exploring and sheds a new light onto the evolution of Leonardo Da Vinci’s thoughts

WALKER DATA is a data science consultancy specializing in geospatial and demographic data support for your business.

Curate, Annotate, and Manage Your Data in LightlyStudio. We at Lightly created LightlyStudio, an open-source tool designed to unify your data workflows from curation, annotation and management in a single tool. Since we’re big fans of Rust we used it to speed things up. You can work with COCO and ImageNet on a Macbook Pro with M1 and 16GB of memory!

50 Cent Adjusted for Inflation

hnup.date is a simple online tool that displays a real-time feed of the fastest-rising stories on Hacker News before they hit the official front page, identifying content based on early upvote velocity.

The Launch Library 2 (LL2) API is a free, comprehensive database provided by TheSpaceDevs that tracks all orbital rocket launches, space events, space stations, and astronaut information.

This website provides an interactive, detailed, and regularly updated map that visualizes the global network of fiber optic cables laid across the ocean floor that carry telecommunications traffic.

Zero Data App is a collection of applications and a philosophical framework centered around the principle that users should own and control all of their personal data, which is stored independently of the applications themselves using protocols like remoteStorage and Solid.