#30DayChartChallenge

@30daychartchall.bsky.social

2046 Followers 2213 Following

A #DataViz challenge 📊 by @cedricscherer.com and @drxeo.eu Supported by @wendyshijia.bsky.social and @ansgarw.bsky.social More info on Github: https://github.com/30DayChartChallenge/Edition2026

A banner of this year's #30DayChartChallenge with a "thanks to all contributors and followers from the team!" and the invitation to "see you next year!"
A banner with the prompts for the 6th edition of the 30DayChartChallenge
A banner with the prompts for the 6th edition of the #30DayChartChallenge.
A column chart which shows the number of posts shared for each prompt of the 30DayChartChallenge. The columns are coloured by the category the prompt belongs to. The category with the most contributions is Comparisons (days 1 to 6) with day 1 (Fractions) having the most contributions with 76. The number of posts decreased for the following categories. Day 11 is a peak with the prompt “Birds” (40 posts). Note: The prompt is determined by the tagged day in the post text in English, Spanish, French and German. If there is no match in the text, the number of the day in the month is used (UTC).
A social media tile that reads: 30DayChartChallenge 2025 Thanks to all contributors and followers from the team! See you next year!
All prompts for the 30DayChartChallenge 2025. 5th Edition. April 2025. Comparison: * Fractions * Slope * Circular * Big or Small * Ranking * Florence Nightingale (theme day) Distributions: * Outliers * Histogram * Diverging * Multi-modal * Stripes * Data.gov (data day) Relationships (day 13-18): * Clusters * Kinship * Complicated * Negative * Birds * El Pais (theme day) Time Series (days 19-24): * Smooth * Urbanization * Fossils * Stars * Log scale * Data day: WHO Uncertainty (days 25-30) * Risk * Monochrome * Noise * Inclusion * Extraterrestrial * National Geographic (theme day)
A banner with the prompts for the 5th category: Uncertainty. 25. Risk 26. Monochrome 27. Noise 28. Inclusion 29. Extraterrestrial 30. National Geographic (theme day)
A banner with the prompts for the Time Series category: 19 Smooth 20 Urbanization 21 Fossils 22 Stars 23 Log scale 24 Data day: WHO
t<he banner for the 3rd category "Relationships" with the prompts 13-18: * Clusters * Kinship * Complicated * Negaive * Birds * El Pais (theme day)
A banner with the prompts for the 2nd category: Distributions 07. Outliers 08. Histogram 09. Diverging 10. Multi-modal 11. Stripes 12. Data.gov (data day)
A banner with the prompts for the 1st category: Comparisons 01. Fractions 02. Slope 03. Circular 04. Big or Small 05. Ranking 06. Florence Nightingale (theme day)
A banner with the prompts for the challenge. Create a data visualization based on the daily prompt and share your work with the hashtag #30DayChartChallenge. Visit the page linked in the post for a list of the prompts.