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Marc Philipp @marcphilipp.de · 19/09/2026

New blog post: Mirroring the #JUnit repository to #Codeberg GitHub's wobbly availability and aggressive AI push have prompted second thoughts about relying on it exclusively for JUnit's repositories. [...] marcphilipp.de/blog/2026/09...

marcphilipp.de

Mirroring the JUnit repository to Codeberg • Marc Philipp

For over a decade, GitHub was the undisputed home of the open source community. Lately, its wobbly availability and aggressive AI push have prompted second…

041

Reposted by JUnit Team

TestLens @testlens.app · 16/09/2026

When we started TestLens, we knew who we were building it for: teams that take their test suites seriously. So it means a lot that some of the most widely used testing projects in the JVM world now use TestLens on their own pull requests. 👉️ Read more: testlens.app/blog/2026/09... #java #junit

testlens.app

Leading Open Source Projects Trust TestLens

JUnit Framework, AssertJ, Apache Groovy, Apache Grails, and Spock Framework are early adopters of TestLens.

055

JUnit Team @junit.org · 07/08/2026

#JUnit 6.1.3 is released! 🏆 Restore compatibility with GraalVM 25 docs.junit.org/6.1.3/releas...

docs.junit.org

Release Notes :: JUnit User Guide

132

JUnit Team @junit.org · 03/08/2026

Ever needed help with a JUnit test or extension? Core JUnit team members now offer commercial support with OpenElements. ✅ 4–8 support hours per month ✅ Guaranteed response times ✅ Quarterly expert webinar ✅ Monthly newsletter Unused hours go back into JUnit. open-elements.com/support-care...

open-elements.com

Support & Care - Open Elements

Support & Care is a program for the sustainable further development, stabilization and support of open source software (OSS).

063

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 02/08/2026

New blog post: Reflecting on STF support and looking ahead Thanks to the @sovereign.tech fund, I was able to work full-time on JUnit for about 16 months in 2024 & 2025. It’s time to both reflect and look ahead at what’s next for me and for JUnit. 👉 marcphilipp.de/blog/2026/08...

marcphilipp.de

Reflecting on STF support and looking ahead • Marc Philipp

Thanks to the Sovereign Tech Fund (STF), I was able to work full-time on JUnit for about 16 months in 2024 and 2025. It’s time to reflect and assess whether…

061

JUnit Team @junit.org · 12/07/2026

#JUnit 6.1.2 is released! 🐞 Bug fixes and enhancements since 6.1.1 docs.junit.org/6.1.2/releas...

docs.junit.org

Release Notes :: JUnit User Guide

0158

JUnit Team @junit.org · 01/07/2026

The junit-framework repository now has an official mirror on Codeberg and is open for contributions! 👉 codeberg.org/junit-team/j... To support Codeberg's mission of providing a free and open source collaboration platform, JUnit has joined Codeberg e.V. as a member.

codeberg.org

junit-framework

Mirror of the GitHub repository at https://github.com/junit-team/junit-framework/ (PRs welcome on Codeberg!)

22615

JUnit Team @junit.org · 28/06/2026

#JUnit 6.1.1 is released! 🐞 Bug fixes and enhancements since 6.1.0 docs.junit.org/6.1.1/releas...

docs.junit.org

Release Notes :: JUnit User Guide

073

JUnit Team @junit.org · 19/05/2026

#JUnit 6.1.0 is released! 🕑 Built-in extensions for locale, time zone, and system properties 🚮 Configurable TempDir deletion strategy 🏃‍➡️ New org.junit.start module for compact source files ⚙️ Execution mode config for dynamic tests 🏊 New parallel test executor impl. docs.junit.org/6.1.0/releas...

docs.junit.org

Release Notes :: JUnit User Guide

02812

JUnit Team @junit.org · 26/04/2026

#JUnit 5.14.4 is released! 🐞 Bug fixes and enhancements since 5.14.3 docs.junit.org/5.14.4/relea...

docs.junit.org

Release Notes :: JUnit User Guide

0122

JUnit Team @junit.org · 25/04/2026

#JUnit 6.1.0-RC1 is ready for testing! ✨ Built-in extensions for default locale, time zone, and system properties 🚮 Configurable TempDir deletion strategy 🧹 Experimental memory cleanup mode docs.junit.org/6.1.0-RC1/re...

docs.junit.org

Release Notes :: JUnit User Guide

093

JUnit Team @junit.org · 15/02/2026

#JUnit 6.0.3 is released! 🐞 Bug fixes and enhancements since 6.0.2 docs.junit.org/6.0.3/releas...

docs.junit.org

Release Notes :: JUnit User Guide

092

JUnit Team @junit.org · 15/02/2026

#JUnit 5.14.3 is released! 🐞 Bug fixes and enhancements since 5.14.2 docs.junit.org/5.14.3/relea...

docs.junit.org

Release Notes :: JUnit User Guide

020

JUnit Team @junit.org · 02/02/2026

Meet the #JUnit team in Cologne, Germany, in April at #JCON! @marcphilipp.de will give a talk about the road to JUnit 6 and Christian and Rien will be attending as well. Please use the following link to support JUnit (10% of the proceeds will go back to the project): pretix.eu/impuls/europ...

pretix.eu

Voucher redemption :: JCON EUROPE 2026

095

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 25/01/2026

✨️ New blog post: "STF Milestone 10: Documentation improvements" Modernizing @junit.org's documentation by adopting @antora.org and hosting on statichost.eu 👉️ marcphilipp.de/blog/2026/01... Thanks to the @sovereign.tech fund for their support!

marcphilipp.de

STF Milestone 10: Documentation improvements • Marc Philipp

Personal website

053

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 18/01/2026

✨ New blog post: "STF Milestone 8: Improved parallel test execution" Parallel execution support for the Vintage engine, resource lock improvements, and a new #JUnit Platform implementation of parallel execution 👉 marcphilipp.de/blog/2026/01... Thanks to the @sovereign.tech Fund for their support!

marcphilipp.de

STF Milestone 8: Improved parallel test execution • Marc Philipp

Personal website

042

JUnit Team @junit.org · 06/01/2026

#JUnit 6.0.2 is released! 🐞 Bug fixes and enhancements since 6.0.1 docs.junit.org/6.0.2/releas...

docs.junit.org

Release Notes :: JUnit User Guide

173

JUnit Team @junit.org · 06/01/2026

#JUnit 5.14.2 is released! 🐞 Bug fixes and enhancements since 5.14.0 docs.junit.org/5.14.2/relea...

docs.junit.org

Release Notes :: JUnit User Guide

010

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 28/12/2025

✨ New blog post: "STF Milestone 7: Safe cancellation" Introducing a safe way to cancel #JUnit test execution early, e.g. after the first test failed, but still execute all cleanup logic. 👉 marcphilipp.de/blog/2025/12... Thanks to the @sovereign.tech Fund for their support!

marcphilipp.de

STF Milestone 7: Safe cancellation • Marc Philipp

Personal website

051

JUnit Team @junit.org · 21/12/2025

As an early Christmas present (if you're celebrating), also to ourselves, we have overhauled our User Guide, Release Notes, and Javadoc. Check it out on docs.junit.org! Thanks to the @sovereign.tech agency for making it possible and to the @antora.org project for the excellent tool!

docs.junit.org

Overview :: JUnit User Guide

2116

Reposted by JUnit Team

Nicolai Parlog @nipafx.dev · 26/11/2025

JUnit is undoubtedly one of the most important projects in the #Java ecosystem. And it's 100% free and open! Let me be frank: If we can't get THIS project to the point where a single maintainer can focus on it, then what does that say about our commitment to Free & Open Source Software? 1/3 ⏩

steady.page

Support JUnit

JUnit is maintained by a team of passionate volunteers. This is your chance to give back and support the project!

16947

JUnit Team @junit.org · 17/11/2025

#JUnit 6.1.0-M1 is ready for testing! ✨ New org.junit.start module for usage in compact source files ⚙ Execution mode configuration support for dynamic tests and containers 🏊 New parallel test executor implementation without ForkJoinPool docs.junit.org/6.1.0-M1/rel...

docs.junit.org

JUnit Release Notes

0136

JUnit Team @junit.org · 08/11/2025

We're happy to present our new logo! 🎉 Have you upgraded to JUnit 6.0, yet? Because we're now ready for 7.0 (just kidding)... 😉

A checkmark in a half red and half green box next to the text "JUnit"

0273

JUnit Team @junit.org · 31/10/2025

#JUnit 6.0.1 is released! #️⃣ Introduce commentCharacter for Csv{File}Source 🔇 Allow disabling JUnit Vintage engine discovery issues 🐞 Bug fixes and enhancements since 6.0.0 docs.junit.org/6.0.1/releas...

docs.junit.org

JUnit Release Notes

092

JUnit Team @junit.org · 31/10/2025

#JUnit 5.14.1 is released! 🐞 Bug fixes and enhancements since 5.14.0 docs.junit.org/5.14.1/relea...

docs.junit.org

JUnit 5 Release Notes

051

Reposted by JUnit Team

Stefano Cordio @scordio.github.io · 01/10/2025

📢 Jimfs JUnit Jupiter 1.0.0 is also released! ✨ Java 17 baseline ⬆️ Upgrade to JUnit 6 📖 Brand new user guide 🧑‍💻 Any feedback is welcome! github.com/scordio/jimf...

github.com

Release v1.0.0 · scordio/jimfs-junit-jupiter

💥 Breaking Changes Jimfs JUnit Jupiter now requires Java 17, in line with JUnit 6 requirements. ⚡ Improvements Add user guide #41 🔨 Dependency Upgrades Upgrade to JUnit 6 #29

0124

JUnit Team @junit.org · 30/09/2025

#JUnit 6.0.0 is released! ✨ Java 17 and Kotlin 2.2 baseline 🌄 JSpecify nullability annotations 🛫 Integrated JFR support 🚟 Kotlin suspend function support 🛑 Support for cancelling test execution ⏭️ New `--fail-fast` mode for ConsoleLauncher 🧹 Removal of deprecated APIs docs.junit.org/6.0.0/releas...

docs.junit.org

JUnit Release Notes

211674

JUnit Team @junit.org · 30/09/2025

#JUnit 5.14.0 is released! 🐞 Bug fixes and enhancements since 5.13.x ✈ Deprecations along with new APIs to ease migration to JUnit 6 docs.junit.org/5.14.0/relea...

docs.junit.org

JUnit 5 Release Notes

0114

JUnit Team @junit.org · 23/09/2025

#JUnit 5.14.0-RC1 is ready for testing! 🐞 Bug fixes and enhancements since 5.13.x ✈ Deprecations along with new APIs to ease migration to the upcoming 6.0 release docs.junit.org/5.14.0-RC1/r...

docs.junit.org

JUnit 5 Release Notes

076

JUnit Team @junit.org · 19/09/2025

A big thank you to our new BRONZE SPONSOR, LambdaTest! #supportJUnit

020

Reposted by JUnit Team

Sam Brannen @sambrannen.com · 14/09/2025

Please give #JUnit 6.0 RC3 a try and provide us feedback if you run into any issues! This is really, truly, hopefully the last RC before 6.0 GA. 😇

063

JUnit Team @junit.org · 14/09/2025

#JUnit 6.0.0-RC3 is ready for testing! 📰 Everything in 6.0.0-M1, M2, RC1, and RC2 ⚠ Replacements for problematic APIs along with deprecations 🐞 Minor enhancements and bug fixes since 6.0.0-RC2 docs.junit.org/6.0.0-RC3/re...

docs.junit.org

JUnit Release Notes

082

JUnit Team @junit.org · 25/08/2025

#JUnit 6.0.0-RC2 is ready for testing! 📰 Everything in 6.0.0-M1, 6.0.0-M2, and 6.0.0-RC1 🐞 Minor enhancements and bug fixes since 6.0.0-RC1 junit.org/junit5/docs/...

junit.org

JUnit Release Notes

1125

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 21/08/2025

✨ New blog post: "STF Milestone 6: Improved Kotlin support" #JUnit 6.0.0-RC1 improves JUnit's #Kotlin story by adding support for suspending functions, sequences, contracts and nullness annotations. 👉 marcphilipp.de/blog/2025/08... Thanks to the @sovereign.tech fund for their support!

object ImprovedKotlinSupportTests {

val data = sequenceOf( // Sequence<T> support
arguments(1, Month.JANUARY),
arguments(12, Month.DECEMBER)
)

@ParameterizedTest
@FieldSource("data")
// suspending function support for coroutine testing
suspend fun test(value: Int, month: Month?) {
assertNotNull(month) // contracts to support...
assertEquals(value, month.value) // smart casts!
}
}

074

JUnit Team @junit.org · 20/08/2025

#JUnit 6.0.0-RC1 is ready for testing! 📰 Everything in 6.0.0-M1 and 6.0.0-M2 🏷 Improved display names for parameterized classes/tests ♻ `MethodOrderer.Default` and `ClassOrderer.Default` for `@Nested` classes junit.org/junit5/docs/...

junit.org

JUnit Release Notes

1101

Reposted by JUnit Team

IntelliJ IDEA, a JetBrains IDE @intellijidea.com · 18/08/2025

What’s next for JUnit? See @marcphilipp.de’s session from #IntelliJIDEAConf for updates on versions 5.12, 5.13, and the upcoming 6.0 preview 👉 youtu.be/-cY5BJaHz6E

0135

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 16/08/2025

✨ New blog post: "STF Milestone 5: Discovery issues" Ever written a test that wasn't being executed? 😱 #JUnit 5.13 introduced a mechanism for reporting such issues found during test discovery. 👉 marcphilipp.de/blog/2025/08... Thanks to the @sovereign.tech fund for their support!

@Test // Java
int test() {
return 42;
} // Not executed!!! 😱😱😱

0145

JUnit Team @junit.org · 12/08/2025

It was an honor to participate in of one of the first iterations of the GitHub Secure Open Source Fund's program. It was great to have dedicated time to think about security and apply our lessons learned. Thank you to @github.com and all partners for making this possible! github.blog/open-source/...

github.blog

Securing the supply chain at scale: Starting with 71 important open source projects

Learn how the GitHub Secure Open Source Fund helped 71 open source projects significantly improve their security posture.

040

JUnit Team @junit.org · 22/07/2025

#JUnit 6.0.0-M2 is ready for testing! 📰 Everything in 6.0.0-M1 🛑 Support for cancelling test execution ⏭️ New `--fail-fast` mode for ConsoleLauncher 🦺 Null-safe `computeIfAbsent` methods for stores 🧐 Strict evaluation of enum-based configuration parameters junit.org/junit5/docs/...

junit.org

JUnit Release Notes

072

JUnit Team @junit.org · 21/07/2025

#JUnit 5.13.4 is released! 🐞 Bug fixes and minor improvements junit.org/junit5/docs/...

junit.org

JUnit 5 Release Notes

0135

JUnit Team @junit.org · 04/07/2025

#JUnit 5.13.3 is released! 🐞 Bug fixes and minor improvements junit.org/junit5/docs/...

junit.org

JUnit 5 Release Notes

0146

Reposted by JUnit Team

Sam Brannen @sambrannen.com · 29/06/2025

If you ever need to adapt a #JUnit3 TestSuite to run directly in #JUnit #Jupiter, it's actually possible with dynamic tests! 😎 Here's how I run the @⁠Inject TCK in the @SpringFramework. github.com/spring-proje... Kudos to @marcphilipp.de for suggesting the dynamic test idea.

github.com

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JUnit Team @junit.org · 27/06/2025

#JUnit 6.0.0-M1 is ready for testing! ✨ Require Java 17 and Kotlin 2.2 🌄 JSpecify nullability info 🚟 Kotlin suspend function support 🛫 Integrated custom JFR events 🚅 FastCSV-backed Csv{File}Source 🧹 Remove deprecated APIs and behaviors junit.org/junit5/docs/...

junit.org

JUnit Release Notes

1207

Reposted by JUnit Team

Sam Brannen @sambrannen.com · 27/06/2025

#JUnit Logo Contest Update Here are some of the top contenders. Please let us know your thoughts. And additional proposals are welcome! github.com/junit-team/j...

185

Reposted by JUnit Team

Julien Topçu 🇲🇶🇦🇲 @julientopcu.com · 25/06/2025

Très heureux de voir le retour de @jderancourt.bsky.social sur scène de l'équipe @junit.org, qui nous présente "Rendre ses tests concis et évolutifs grâce à JUnit 5 & cie" au @breizhcamp.org !

1112

JUnit Team @junit.org · 24/06/2025

#JUnit 5.13.2 is released! ⚠️ Fix discovery issue detection for inner classes and abstract methods 🐞 Bug fixes and minor improvements junit.org/junit5/docs/...

junit.org

JUnit 5 Release Notes

0117

Reposted by JUnit Team

Sam Brannen @sambrannen.com · 20/06/2025

We really need a new #JUnit logo! 🤣 Proposals are welcome! github.com/junit-team/j...

2167

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 07/06/2025

✨ New blog post: "STF Milestone 4: Parameterized test classes" JUnit 5.13 introduced parameterized test classes (in addition to methods). They are a powerful testing tool that has long been missing from JUnit Jupiter... 👉 marcphilipp.de/blog/2025/06...

@ParameterizedClass
@ValueSource(strings = {"foo", "bar"})
class SomeTests {
@Parameter String value;

@Test
void shouldNotBeNull() {
assertNotNull(value);
}
@Test
void lengthShouldBeThree() {
assertEquals(3, value.length());
}
}

03011

JUnit Team @junit.org · 07/06/2025

#JUnit 5.13.1 is released! 🐞 Fix regressions introduced in 5.13.0 junit.org/junit5/docs/...

junit.org

JUnit 5 Release Notes

1268

Reposted by JUnit Team

Marc Philipp @marcphilipp.de · 04/06/2025

The slides and code examples for my talk about #JUnit at #IntelliJIDEAConf are now available on marcphilipp.de/en/talks/