This new cheat sheet guides users on how to use OpenStreetMap data and related tools with R for: geocoding, routing, downloading base maps and datasets. You can download the PDF here: https://zenodo.org/records/20842874/files/cheatsheet_osm_r.pdf Many thanks […] [Original post on fosstodon.org]

When tips and tricks from Cara Thompson, for better visualisation leads to making improvements to Gribouille in #Typst. Check out the talk materials, given yesterday at #RencontresR 2026. www.cararthompson.com/talks/rencon...

✨ New project! ✨ Mapping the hidden infrastructure which connects to >70% of plants, extends root networks up to 100x and reaches a length of 1 BILLION times the distance to the sun 🤯 Arbuscular mycorrhizal fungi! Learn all about them here: a-hidden-infrastructure.spun.earth w/ @spun.earth 💚

Back with (yet another) quarto extension! Adding ways to create diagrams of different kinds and shapes using a unified syntax and styling Now providing the following types of diagrams pie, process, pyramid, matrix, hierarchy, venn, and more. emilhvitfeldt.com/post/quarto-... #quarto #slidecrafting

Josephine Rekers and I made a map! Our contribution to the new Geographica section in @tesg-journal.bsky.social Using both the pace and level of ageing, we highlight the "messy middle" of the urban–rural spectrum and the diverse regional ageing trajectories. doi.org/10.1111/tesg...

A look at maternity leave across 21 European countries in 2024 for #TidyTuesday week 22 Data: European Parenting Leave Policies Code: github.com/rajodm/TidyT... #dataviz #rstats #ggplot2

Here's my contribution for the #dataviz trend on palindromic place names: A map showing the palindromic places in Madagascar according to GeoNames.org. The code used for the map is based on @ansgarw.bsky.social #rstats code: github.com/bydata/rando... #ggplot2

Showcasing Gribouille (Grammar of Graphics for #Typst) with #TidyTuesday

Africa's electricity access, country by country. Some leaps. Some crawls. One notable slide backwards. But a massive shift over just 10 years. source: World Bank by reddit user cavedave

This week's #TidyTuesday is about twin cities. I built a scrollytelling map about Rio de Janeiro's 93 sister city agreements Made with Quarto and Closeread Interactive: 019e2679-54db-2e9a-2e03-8bbc8b92210f.share.connect.posit.cloud Code: github.com/gkaramanis/t... #RStats #dataviz

One Quarto source. A deck and a report. Quarto Cascade repeats the heading chain on every `---` (including `---` nested inside a Div). github.com/mcanouil/quarto-revealjs-cascade #Quarto #QuartoPub #Slidecrafting #RevealJS

I'm please to celebrate that legendry 0.3.0 has hit the streets on CRAN 🎉 Legendry is a ggplot2 extension that lets you draw more guides. Read about all the guide goodness in this minor update here: teunbrand.github.io/teunbrand_bl... #rstats #ggplot2

Part 1 of 5: Introducing a complete rethink and rewrite of #ggblanket. The original goal of simplifying no longer made so much sense what with llms. So I refocused it on the design aspect: provide a way to produce consistent publication quality plots with minimal effort. #rstats

Explored Italian industrial textile production for #TidyTuesday week 18 Code: github.com/rajodm/TidyT... #dataviz #rstats #ggplot2

Inline outputs for #Quarto documents in #Positron are finally here!

Since the RSF World Press Freedom Index 2026 is out, here's an update of my Day 6 entry, for #30DayChartChallenge #Day17 - Remake Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

#30DayChartChallenge #Day24 Timeseries - South China Morning Post P. vivax parasite rate surveys across Asia reported in the Malaria Atlas Project Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

Global Health Spending for #TidyTuesday, week 16. #Rstats #Dataviz #ggplot2

#30DayChartChallenge #Day18 UNICEF data Malnutrition takes different forms across income levels. Among children under 5, stunting remains alarmingly high while overweight keeps slowly rising. Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

2 days late and maybe not literally about trade, but here's my entry for #Day14 of the #30DayChartChallenge Relationships - Trade: The trade-off between access and use of insecticide-treated nets across African countries Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

A beeswarm plot of Plasmodium falciparum malaria incidence by country, among countries with detected cases (2024) for #30DayChartChallenge #Day12 theme day - FlowingData Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

#30DayChartChallenge #Day13 – Ecosystems. Well, a digital ecosystem. Radial plots of the relative abundance of monsters in the Stardew Valley mines per zone. Each zone has its unique "ecosystem" composed of different organisms that appear at different rates. #DataViz #Rstats

#30DayChartChallenge #Day11 Distributions - Physical How long is the walk to the nearest healthcare facility in Madagascar? Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2 #tmap

Just a remake of the day 9 map on ITN access and use in Nigeria with a Lego style for #30DayChartChallenge #Day10 Code: github.com/rajodm/30Day... Source of inspiration: r-graph-gallery.com/web-chorople... (by @bjnnowak.bsky.social) #dataviz #rstats #ggplot2

New lesson live 🚀 Before starting to talk about #maps with #ggplot2, we cover "Spatial Data". 🧱 What are the building blocks? 🌉 What is the SF revolution? 🍊 How to peel an orange? (Wait, what?!) Curious to learn more? This lesson is freely available 👐 www.ggplot2-uncharted.com/module5/spat...

Not sure what chart to do with yesterday's #30DayChartChallenge #Day9 prompt: Distributions - Wealth, so here's a bivariate choropleth map of Insecticide-Treated Net use and access in Nigeria 😅. Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

#Day8 of the #30DayChartChallenge Distribution - Circular How did P. falciparum death rates change across a decade in the 9 African countries with the highest malaria mortality in 2024 (malariaatlas.org) ? Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

#Day7 of #30DayChartChallenge : Distribution - Multiscale How different classifications can change the perception of Malaria distribution? Code: github.com/rajodm/30Day... #dataviz #rstats #tmap

There's also a package for the data if you're using #rstats github.com/vdeminstitut...

#30DayChartChallenge #Day6 Data day: Reporters Without Borders (or RSF) This chart shows the change in the RSF Press Freedom Index between 2022 and 2025 across African countries Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

Sorry I'm late. There was an online form and I had to scroll to my birth year.

#30DayChartChallenge #Day5, Comparisons - Experimental Following up on yesterday's chart on incidence rates across African countries between 2023 and 2024, here's a cartogram showing the change. Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

#30DayChartChallenge #Day4 : Comparisons - Slope How P. falciparum malaria incidence changed across African countries between 2023 and 2024? Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

#30DayChartChallenge #Day3 : Comparisons - Mosaic Insecticide-Treated Nets are key tools for malaria prevention. This chart shows how accessible they are across malaria-affected African countries. 📊 Created with the {marimekko} R package #dataviz #rstats #ggplot2

You have to really love something to write a book about it. DuckLake makes PB-scale lakehouses simple: Postgres, Object Storage, DuckDB, & 6 lines of SQL. Chapter 1 of the @oreilly.bsky.social book I'm co-authoring just dropped - download for free at this link! motherduck.com/lp/ducklake-...

Ever been handed a data process with zero documentation and told to just figure it out? That's exactly what Reproducible Analytical Pipelines are designed to prevent. Russ Hyde explains how. Check out the blog post here: jumpingrivers.com/blog/reproducible-analytical-pipelines/

#Day2 of the #30DayChartChallenge : Comparison - Pictogram Malaria burden in African children varies wildly. Surveys across different years between 1985 and 2022, reveal how unequal the risk remains across the continent Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2

Here's my entry for #Day1 of the #30DayChartChallenge This year I'll be exploring datasets from malariaatlas.org Code: github.com/rajodm/30Day... #dataviz #rstats #ggplot2 …let's see if I can do better than last year 😅

I wanted to create a maze using #TidyTuesday 2026 w10 data about π digits at first but ended up having fun with #rayshader Code: github.com/rajodm/TidyT... #dataviz #rstats #ggplot2

Are you ready for the next #30DayChartChallenge? 🚀 Only 2 weeks left until the 6th edition starts — it’s time to reveal this year's topics 🎉 1 prompt for each day of April across 5 categories to spark inspiration, experimentation, and learning 📊 Who’s in? 👀 #dataviz #datavisualization

1/5‼️Gigantic new #rayverse update + blog post! Introducing {skymodelr}: render 3D scenes in #RStats with realistically-lit skies 🌇 at a given location, using just a latitude, longitude, and a time. Blog: www.tylermw.com/posts/rayver... Github: github.com/tylermorganw... Site: www.skymodelr.com

🗣️ Applied Epi is hiring! Seeking R users in public health to support epidemiologists globally in English and French, Spanish, or Portuguese, as: 🔵 Instructors: Lead online R courses 🟡 Technicians: 1-on-1 online R mentorship Apply by April 5th: 🔗 appliedepi.org/about/join.h... #PublicHealth #Epi

We released DuckDB v1.5! This release comes with a “friendly CLI” client, a new (opt-in) PEG parser, support for VARIANT types and many lakehouse features. It also ships a new network stack, a reworked geospatial extension, Azure writes and an ODBC scanner. Read more at duckdb.org/2026/03/09/a...

Very early #TidyTuesday for 2026 week 10 😂 Data: Cap-phrases, when someone says something is "likely", what probability do they actually mean? Code: github.com/rajodm/TidyT... #dataviz #rstats #ggplot2

#TidyTuesday 2026 week 09 🐢 On Golem Grad island, Lake Prespa, male Hermann's tortoises have overwhelmed females for over 16 years. code: github.com/rajodm/TidyT... #dataviz #rstats #ggplot2

New post: Building Quarto Typst Templates (Part 2). Handler factories, user-configurable mappings, WCAG-compliant badges, and a complete quote card example. Production patterns for extensible Quarto Typst extensions. mickael.canouil.fr/posts/2026-0... #Quarto #Typst #Accessibility

Antibiotics are an essential type of medicine used to treat and prevent bacterial infections, but their use is threatened by growing levels of antibiotic resistance. How does antibiotic resistance develop and spread? This diagram shows four pathways for antibiotic resistance to evolve.

Learn R for Humanitarian Epidemiology · An open source platform · Available in English & French Perfect for self‑learning, trainings & field support Boost your analytical skills in real‑world humanitarian settings. 👉 Access the platform: epicentre-msf.github.io/repicentre/

New blog post: Building Quarto Typst Templates - The Lua-Typst Bridge (Part 1). Learn how Lua filters and Typst functions work together to create styled PDF components from markdown. Badges, panels, and the dual-layer architecture explained. mickael.canouil.fr/posts/2026-0... #Quarto #Typst

Exploring Science Foundation Ireland programme groups with the most awarded grants from October 2021 to March 2025 for #TidyTuesday 2026, week 08. Code: github.com/rajodm/TidyT... #dataviz #rstats #ggplot2