JASP
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jaspstats.bsky.social
JASP
@jaspstats.bsky.social
Open-source statistics program that is free, friendly, & flexible.
Armed with an easy-to-use GUI, we enable both classical & Bayesian analyses.

https://jasp-stats.org/
Testimonials: https://jasp-stats.org/alltestimonials/
Sage created a 44-second promo video for our book "Discovering Statistics Using JASP". Blog post: jasp-stats.org/2025/09/24/d...

The video itself: www.youtube.com/watch?v=MP0N...
"Discovering Statistics Using JASP": The Promo Video - JASP - Free and User-Friendly Statistical Software
The shiny new textbook “Discovering Statistics Using JASP” now has a 44-second promo video on YouTube, courtesy of Sage. What I like about the video is that it shows some of the pages, so you get an o...
jasp-stats.org
September 24, 2025 at 7:08 AM
Start using raincloud plots in JASP today!
New paper for anyone working with data:
Better data viz - for free, in few clicks.

Below, all N = 111, M = 0.04, SD = 0.27.
One-sided t-tests vs. 0 yield: t(110) = 1.67, p = .049.

Use raincloud plots. Or risk wrong conclusions!
Plot w/ @jaspstats.bsky.social today!

🧪 📊 #PsychSciSky #StatsSky

🧵👇
August 29, 2025 at 2:18 PM
A JASP short course at the World Statistics Congress in The Hague. Deadline for registration: August 1st. Hope to see you there! jasp-stats.org/2025/07/16/j...
JASP Short Course at the World Statistics Congress in The Hague: Sign Up Before August 1st! - JASP - Free and User-Friendly Statistical Software
On October 3rd, at the 65th ISI World Statistics Congress in The Hague, Johnny van Doorn and I will teach the one-day course “Introduction to JASP“. Course description: This course provides a working ...
jasp-stats.org
July 16, 2025 at 7:06 AM
The School of Psychological Science at the University of Bristol has recently joined the JASP Community!
jasp-stats.org/2025/07/08/t...
The JASP Community Welcomes Another New Member - JASP - Free and User-Friendly Statistical Software
TL;DR: The School of Psychological Science at the University of Bristol has recently joined the JASP Community as a bronze member. Welcome! Several universities and institutions have joined the JASP C...
jasp-stats.org
July 8, 2025 at 11:49 AM
Our workshop series starts next week!

Monday: Discovering Statistics;
Tuesday: State-of-the-art meta-analysis;
Wednesday: Machine learning without tears
Thursday & Friday: Bayesian hypothesis testing

Attend one or all of them, in person or online
jasp-stats.org/2025/06/27/l...
Last-Minute Alert: The JASP Workshop Series Starts this Monday. Join us in Amsterdam or Online! - JASP - Free and User-Friendly Statistical Software
Still no plans for next week? Then join us for one of our JASP workshops, either in Amsterdam or online. Next Monday we kick things off with “Discovering Statistics Using JASP.” Guided by Andy Field’s...
jasp-stats.org
June 27, 2025 at 1:48 PM
Recording of a 55-minute webinar on improving stats teaching with JASP, using the new course book with Andy Field, now on YouTube: www.youtube.com/watch?v=CZgS...
Webinar: How to transform teaching statistics using JASP
YouTube video by Sage
www.youtube.com
June 22, 2025 at 11:32 AM
Guest post by Thomas Langkamp, who compared different open-source GUI programs for teaching statistics...and a 33-page report :-)

jasp-stats.org/2025/06/10/g...
Guest Post: The 2025 Showdown on Stats Software for Teaching - JASP - Free and User-Friendly Statistical Software
Author: Thomas Langkamp Disclaimer: I am biased towards JASP. I try not to be, but some may notice. This is because I have been an official JASP team member since 2024-09-12, mainly in my role volunte...
jasp-stats.org
June 10, 2025 at 2:02 PM
Our newly founded JASP Services BV supports companies who are switching to JASP. The BV provides open-source support including installation, onboarding, issue tracking, feature requests, bug fixes, and training: jasp-stats.org/2025/05/31/j...
JASP Services BV: Open-Source Support for Enterprise Success - JASP - Free and User-Friendly Statistical Software
In the past few years, a number of companies have requested that we offer service to go with the JASP software. In order to fulfill such requests we recently founded JASP Services BV. Check out our br...
jasp-stats.org
May 31, 2025 at 1:08 PM
Thinking of switching from teaching with SPSS to JASP in your stats course? We made a guide just for you. Same theory, simpler software, better teaching.

Discovering Statistics Using JASP
Blog: jasp-stats.org/blog/discove...

#statistics #teaching #JASP #openscience #edu
"Discovering Statistics Using JASP": A Teaching Guide - JASP - Free and User-Friendly Statistical Software
As the title suggests, the shiny new textbook “Discovering Statistics Using JASP” differs from “Discovering Statistics Using SPSS” mainly in the software that is being used. While the theory sections ...
jasp-stats.org
April 12, 2025 at 4:00 PM
@tonymyers.bsky.social pitch
to join the JASP community

More info: jasp-stats.org/2025/03/20/t...
March 20, 2025 at 11:07 AM
Welcome @birminghamnewman.bsky.social &
Faculty Behav. & Movement Sci (@vuamsterdam.bsky.social)!

As part of the JASP community
- you support development of free, friendly, & flexible software
- boosts stats education
- save $$$$$ compared to commercial software

jasp-stats.org/2025/03/20/t...
The JASP Community Welcomes Two New Members - JASP - Free and User-Friendly Statistical Software
TL;DR: Birmingham Newman University and the Faculty of Behavioural and Movement Sciences (VU Amsterdam) have recently joined the JASP Community as bronze members. Welcome! Several universities and ins...
jasp-stats.org
March 20, 2025 at 10:46 AM
Students can even get 30% off.
More info: jasp-stats.org/2024/11/21/d...
@jaspstats.bsky.social I can't wait to use this book in my teaching. @profandyfield.com congrats on this wonderful expansion of the discoverse!
March 20, 2025 at 10:29 AM
This summer: A week of hybrid workshops. 🛠️☀️
jasp-stats.org/workshops/

Discovering Statistics using JASP

Bayesian Hypothesis Testing with JASP

Machine Learning with JASP

State-of-the-Art Meta-Analysis with JASP

ECs for students available.
March 7, 2025 at 8:41 AM
🛠️☀️ 4 of 4 Hybrid Summer Workshops:

Ever wanted to learn Bayesian statistics?
Here´s your gentle introduction!

Intuitive graphical user interface without coding.
Taught by experts @richarddmorey.bsky.social & @ejwagenmakers.bsky.social

ECs for students available.

jasp-stats.org/2025/03/06/h...
Hybrid Workshop "Theory and Practice of Bayesian Hypothesis Testing with JASP", July 3 & 4 - JASP - Free and User-Friendly Statistical Software
We are happy to announce that the JASP team will offer a week of workshops in Amsterdam this summer.  In this blogpost we’ll highlight the last workshop: “Theory and Practice of Bayesian Hypothesis Te...
jasp-stats.org
March 7, 2025 at 8:20 AM
🛠️☀️ 3 of 4 Hybrid Summer Workshops:

Get familiar and confident with key concepts in machine learning. Accessible intro, no background in statistics or coding needed, intuitive graphical user interface.

ECs for students available.

jasp-stats.org/2025/03/05/h...
Hybrid Workshop "A Crash Course in Machine Learning with JASP", July 2 - JASP - Free and User-Friendly Statistical Software
We are happy to announce that the JASP team will offer a week of workshops in Amsterdam this summer.  In this blogpost we’ll highlight the third of four workshops: “A Crash Course in Machine Learning ...
jasp-stats.org
March 7, 2025 at 8:03 AM
🛠️☀️ 2 of 4 Hybrid Summer Workshops:

Escalate your meta-analytical skills:
meta-regression, multivariate/multilevel, & Bayesian publication bias-adjusted meta-analyses.

Intuitive graphical user interface - no coding.
Taught by @fbartos.bsky.social w/ real-world data.
see jasp-stats.org/workshopmeta/
March 7, 2025 at 7:51 AM
🛠️☀️ 1 of 4 Hybrid Summer Workshops:

Improve your general statistics knowledge.
No experience w/ stat-techniques or JASP necessary.

Based on fresh-out-the-press textbook.
Taught by @ejwagenmakers.bsky.social
ECs for students available.

jasp-stats.org/2025/03/03/h...
Hybrid Workshop "Discovering Statistics Using JASP", June 30 - JASP - Free and User-Friendly Statistical Software
We are happy to announce that the JASP team will offer a week of workshops in Amsterdam this summer.  In this blogpost we’ll highlight the first of four workshops: “Discovering Statistics Using JASP“....
jasp-stats.org
March 7, 2025 at 7:30 AM
but did you know you that JASP also has a
personal fitness/health tracker? 🚴🚴‍♀️🚴‍♂️

check it out here:
jasp-stats.org/2025/02/18/h...
How I Lost Weight...with JASP! - JASP - Free and User-Friendly Statistical Software
This is a personal story of weight loss with JASP, featuring my non-patented miracle fun diet. In recent years, I found myself in the following circumstances: I tend to spend most of my days crouched ...
jasp-stats.org
February 23, 2025 at 3:40 PM
What feature(s) do you miss in JASP?
What should we add?
How may we improve your analyses and user experience?
February 14, 2025 at 3:49 PM
In November we went to New York to connect & catch up with cognitive psychologists. We were happy to hear all your feedback!

“At our lab, we preach the gospel of JASP.”
"so much more straightforward than SPSS, plus it’s free"

Read the full travel diary here:
jasp-stats.org/2025/01/16/j...
JASP Goes New York - JASP - Free and User-Friendly Statistical Software
Last November, JASP was present in the exhibition hall at the 65th Annual Meeting of the Psychonomic Society. This year’s event brought us to Times Square, right between the skyscrapers of New York Ci...
jasp-stats.org
January 21, 2025 at 12:57 PM
Let us do some free magic for you.
Request new features & statistical analyses that you would like to see in JASP!

Here´s how: jasp-stats.org/2018/03/29/r...

Art: Viktor Beekman, www.instagram.com/viktordepict... | Concept: @ejwagenmakers.bsky.social
#StatsSky 🧪 #PsySciSky 📊
January 6, 2025 at 11:48 AM