iiinova — where your digital self keeps evolving

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scala-js.org @scala-js.org · 04/04/2026

#Scala.js 1.21.0 is out! This release introduces several changes with compatibility concerns. We encourage you to pay particular attention to the release notes. www.scala-js.org/news/2026/04...

scala-js.org

Announcing Scala.js 1.21.0

Harness the Scala and JavaScript ecosystems to develop robust apps for browsers, serverless, and Node.js.

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Scala Days @scaladays.org · 27/03/2026

It's been a few years, but now we're coming to Berlin again: From 12-13 October 2026 Scala Days will take place at Kulturbrauerei. Come and join us: scaladays.org

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The Scala Programming Language @scala-lang.org · 19/02/2026

After a long freeze, the Scala 3 standard library is again open to contributions. The main place for contributing is now the Scala 3 repository. details and link to process document: www.scala-lang.org/blog/2026/0...

scala-lang.org

Scala Standard Library Process

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The Scala Programming Language @scala-lang.org · 30/01/2026

Postmortem on Scala 3.8.0: www.scala-lang.org/blog/post-m.... We are also working on a 3.8.2 release which will include a fix for scala/scala3#24673, which can cause some for comprehensions to behave incorrectly at runtime.

scala-lang.org

Postmortem of scala/scala3#24994

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The Scala Programming Language @scala-lang.org · 27/01/2026

The Sovereign Tech Fund Invests in Scala: 🔐 security audits 🔧 sbt 2.0 📚 core library maintenance 💪 and long-term resilience for critical digital infrastructure Check out the announcement: www.scala-lang.org/b... 🙏 Huge thanks to @sovereign.tech

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Chrome for Developers @developer.chrome.com · 05/01/2026

The JVM-to-Web journey continues! Scala.js is making the experimental leap to #WebAssembly → goo.gle/49dCRUB Join @tomayac.com and Sébastien Doeraene as they discuss mapping Scala.js’s nominal type system onto Wasm GC.

Scala.js to Wasm—Exploring the Wasm backend for Scala.js with Sébastien Doeraene

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scala-js.org @scala-js.org · 05/01/2026

#Scala.js 1.20.2 is released! It features more performance improvements and some bugfixes. www.scala-js.org/news/2026/01...

scala-js.org

Announcing Scala.js 1.20.2

Harness the Scala and JavaScript ecosystems to develop robust apps for browsers, serverless, and Node.js.

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The Scala Programming Language @scala-lang.org · 26/11/2025

Scala Days 2025 is a wrap! 🎉 Conference highlights and talk recordings are here! 🏔️ Lausanne was buzzing with talks, workshops, and community energy. ▶️ All recordings are now live on YouTube 👁️ Read more: scala-lang.org/blog/...

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The Scala Programming Language @scala-lang.org · 07/10/2025

Scala 2.13.17 is here! It improves compatibility with JDK 25 LTS, supports Scala 3.7, improves Scala 3 compatibility and migration, and more. It also has a few minor potentially breaking changes. For details, refer to the release notes on GitHub: github.com/scala/scala...

github.com

Release Scala 2.13.17 · scala/scala

The Scala team at Akka is pleased to announce Scala 2.13.17. This release is compatible with the new JDK 25 LTS. The following are highlights of this release: Compatibility JDK 25 support in optim...

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Scala Space @scalaspace.bsky.social · 22/09/2025

(2/2) > With these new features, Wasm has much better support for compiling high-level programming languages. Enabled by this, we have seen various new languages popping up to target Wasm, such as Java, OCaml, Scala, Kotlin, Scheme, or Dart, all of which use the new GC feature.

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Alexandru Nedelcu @alexn.org · 22/09/2025

“WASM 3.0 completed” #Scala mentioned ❤️ webassembly.org/news/2025-09-17-was…

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scala-js.org @scala-js.org · 06/09/2025

#Scala.js 1.20.1 is released! It features a number of performance improvements, both for the JavaScript and WebAssembly backends. www.scala-js.org/news/2025/09...

scala-js.org

Announcing Scala.js 1.20.1

Harness the Scala and JavaScript ecosystems to develop robust apps for browsers, serverless, and Node.js.

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Alexandru Nedelcu @alexn.org · 04/09/2025

I found out from LinkedIn that Oleg Pyzhcov (oleg-py) may have died in his apartment in Sep 2022. I knew him as a very talented developer, a prolific Monix and Scala contributor, a kind and helpful person and a friend. He was too young.

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lihaoyi.com @lihaoyi.com · 30/07/2025

Published a new blog post: Golden Literal Testing in uTest 0.9.0 www.lihaoyi.com/post/GoldenL...

lihaoyi.com

Golden Literal Testing in uTest 0.9.0

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Scala Space @scalaspace.bsky.social · 09/06/2025

Since introducing Wasm support in Scala.js 1.17.0, there's been significant optimization of the Wasm backend! 🚀 The latest 1.20.0-SNAPSHOT, benchmarked against the 1.17.0 baseline, shows impressive progress: brainfuck +90% and kmeans +83%. Excited to see the evolution of Scala.js Wasm! #scala #wasm

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The Scala Programming Language @scala-lang.org · 08/05/2025

Scala 3.7.0 has been released! 🎉 ✅ [stable] SIP-58: Named Tuples ✅ [stable] SIP-52: Binary APIs 👀 [preview] SIP-62: For comprehension improvements 🧪 [experimental] SIP-61: Unroll 🧪 [experimental] SIP-68: Reference-able Package Objects More at scala-lang.org/news/3.7.0/

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The Scala Programming Language @scala-lang.org · 22/04/2025

"Scala devs deserve the same productivity support as the rest of the JVM world. By joining the Scala Center Advisory Board, we’ll help identify pain points and bring better tools to the community." —Hans Dockter, Gradle CEO scala-lang.org/blog/gradle-...

scala-lang.org

Gradle, Inc. Joins Scala Center Advisory Board to Improve Scala Developer Experience

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scala-js.org @scala-js.org · 21/04/2025

#Scala.js 1.19.0 is released! It contains significant performance improvements for the WebAssembly backend (it is now often faster than JS), native support for JS async/await, and a way to leverage Wasm's JavaScript Promise Integration (JSPI). Read more at www.scala-js.org/news/2025/04...

scala-js.org

Announcing Scala.js 1.19.0

Harness the Scala and JavaScript ecosystems to develop robust apps for browsers, serverless, and Node.js.

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davesmith00000 @davesmith00000.bsky.social · 10/04/2025

🕹️ Indigo 0.20.0 is out! Many thanks to the contributors involved in this release! A small smorgasbord of quality of life improvements and a wacky Waypoints demo. What's not to love? github.com/PurpleKingdo... #Scala

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Scala Days @scaladays.org · 03/04/2025

🗓️ The #ScalaDays CfP CLOSES in just a few days. By submitting a proposal, you're not only in great company but you have the chance to share your experience in Scala's hometown of Lausanne, on the EPFL campus. Share the word & apply today 👇🏼 www.papercall.io/sca...

papercall.io

PaperCall.io - Scala Days 2025

## The 12th edition of Scala Days will take place at: **Lausanne, Switzerland**, August 19th to 21st, 2025 For over twelve years, Scala Days has been the premier global event for Scala developers, industry leaders, open-source contributors and researchers. Taking place in Scala's hometown of ...

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Nikita Gazarov @nikitaga.bsky.social · 26/03/2025

Laminar & Airstream 17.2.1 bug fix release laminar.dev/blog/2025/03... #Scala

laminar.dev

Laminar v17.2.1 · Laminar

Airstream bug fixes!

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odersky.bsky.social @odersky.bsky.social · 24/03/2025

New blog post from Haoyi Li and myself: www.scala-lang.org/blog/2025/03... Looking forward to discuss this on reddit www.reddit.com/r/scala and at the upcoming Scalar conference www.scalar-conf.com.

scala-lang.org

Evolving Scala

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davesmith00000 @davesmith00000.bsky.social · 23/03/2025

Come and join the fun! I'll be working on improvements to Indigo's new UI system. Wanna help? How do GUI/UI systems even work in FP languages like #Scala? Only one way to find out... 😇

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Scala Days @scaladays.org · 20/03/2025

📣 Super Early Bird tickets are now on sale 🏃🏻 Act now, prices go up on April 4th 🎟️ Get your tickets today at register.event-works.com/lausanne/Sca...

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Scala Days @scaladays.org · 18/03/2025

Did you know, the CfP for this year’s conference is OPEN. Send in your proposal today and be part of this year’s event in Lausanne, Switzerland! ✍🏼 www.papercall.io/scaladays All levels of expertise on Scala and its application are welcome and encouraged 👍🏼

papercall.io

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Anton Sviridov @indoorvivants.com · 14/03/2025

With AST seemingly explorer not maintained, I decided to try and implement it in Scala.js. Lots of fun, until I hit several recursion bugs in my interval tree implementation, and it was hell from that point onwards. This will soon be hosted under Scalameta org and website.

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Scala Space @scalaspace.bsky.social · 04/03/2025

We're working on directly emitting Wasm Component Model & WASI Preview 2 binary, aiming to support "server-side Wasm".It's still a PoC, and the API will probably change, but… we can now call Rust functions from Scala! (1/3) #scala #wasm #wasi

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davesmith00000 @davesmith00000.bsky.social · 09/03/2025

Indigo's UI system is dead. Long live the UI system! The UI system released last month did not survive first contact with the real world, and has been overhauled. New releases of all Purple Kingdom Games #Scala libs, containing the revised UI and many other improvements, are now available.

A color palette rendered using the UI system via the roguelike starterkit.

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Scala Days @scaladays.org · 06/03/2025

CfP is now open 👀 Scala foundations, libraries, tooling, industrial adoption, community, LLM, and more — all experience levels welcome. Submit your idea, share with colleagues, or encourage new speakers to give it a try! Apply by April 6th 👉 www.papercall.io/scaladays

papercall.io

PaperCall.io - Scala Days 2025

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The Scala Programming Language @scala-lang.org · 05/03/2025

Scala 3 will require JDK 17+, starting from Scala 3.8. This will enable the compiler and ecosystem to move faster and leverage new features and APIs. The decision is in line with similar decisions happening around the whole JVM world. Read about it at www.scala-lang.org/news/next-s...

scala-lang.org

JDK 17 will be the next minimum version required by Scala 3

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The Scala Programming Language @scala-lang.org · 25/02/2025

🤝 Rock The JVM x Scala Center 🎓 @rockthejvm.bsky.social Scala courses are now officially recommended on Scala-lang! 🌟 PLUS, 30% of revenue from course purchases goes to the Scala Center to support the Scala community! www.scala-lang.org/blog/2025/02...

scala-lang.org

Rock the JVM partners with the Scala Center

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Scala Days @scaladays.org · 18/02/2025

Time to meet again 🥰 🙌 Scala Days 2025 🗓️ 19-21 August 2025 📍Lausanne, Switzerland 🌐 Business-driven ♥️ Community-infused 🦸 Family-friendly Looking forward to welcoming you in August! scala-lang.org/blog/2025/02...

scala-lang.org

Announcing Scala Days 2025

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scala-js.org @scala-js.org · 10/02/2025

RFC: We intend to deprecate support for ECMAScript 5.1 in the next version of #Scala.js. If you are still relying on it, please weigh in on the PR and tell us why. The default has been ECMAScript 2015 since Scala.js v1.0.0. github.com/scala-js/sca...

github.com

RFC: Deprecate support for ECMAScript 5.1. by sjrd · Pull Request #5128 · scala-js/scala-js

That support is the biggest source of alternative code paths and polyfills in our codebase. The polyfills and other alternative implementations we need to support ES 5.1 include: Math.fround to su...

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The Scala Programming Language @scala-lang.org · 06/02/2025

The first edition recaps 2024’s biggest advancements: ✅ Named tuples in Scala 3 ✅ Experimental WebAssembly backend in Scala.js ✅ Scala CLI as the new default runner for Scala ✅ Scala 3 build definitions in sbt 2.x (beta) ✅ Better Scala 3 support in IntelliJ Scala Plugin … and much more!

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The Scala Programming Language @scala-lang.org · 06/02/2025

🚀 Introducing Scala Highlights – a new quarterly newsletter! Read it now 👉 scala-lang.org/highlights/2...

scala-lang.org

Scala Highlights from 2024

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The Scala Programming Language @scala-lang.org · 28/01/2025

Are you an open source Scala maintainer? The Scala Center is preparing to participate in Google Summer of Code 2025 (GSoC), and we’re on the lookout for projects to include in this year’s program. Deadline is February 7. read on: www.scala-lang.org/blog/2025/01...

scala-lang.org

GSoC 2025: Call for Scala projects

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davesmith00000 @davesmith00000.bsky.social · 25/01/2025

So! It's been ages! For releases, 2024 was my 'lost' year as I slogged through the surprisingly hard problem of building a component UI system from scratch. But I'm pleased to announce a raft of new releases. If you want to do some weird stuff with #Scala, look no further..

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scala-js.org @scala-js.org · 23/01/2025

#Scala.js 1.18.2 is released! It contains one more backward compatibility fix, improves compatibility with Scala 2.13.16, and improves the generated code for js.Dynamic.literal() with Scala 2.13.x. www.scala-js.org/news/2025/01...

scala-js.org

Announcing Scala.js 1.18.2

Harness the Scala and JavaScript ecosystems to develop robust apps for browsers, serverless, and Node.js.

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The Scala Programming Language @scala-lang.org · 16/01/2025

Advent of Code 2024 recap and sample solutions: www.scala-lang.org/blog/2025/01... Consider recommending Advent of Code to Scala newcomers. There’s much learning in solving the puzzles, and further learning in comparing the published solutions to your own.

scala-lang.org

Recap of Advent of Code 2024

A recap of how the Scala Community participated in the recent 2024 Advent of Code challenge

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scala-js.org @scala-js.org · 09/01/2025

To start off 2025 and our new Blueky account, we are pleased to announce the release of #Scala.js 1.18.1 (instead of the expected 1.18.0). This is mostly a bugfix release. It also contains internal improvements that will support future enhancements. www.scala-js.org/news/2025/01...

scala-js.org

Announcing Scala.js 1.18.1

Harness the Scala and JavaScript ecosystems to develop robust apps for browsers, serverless, and Node.js.

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The Scala Programming Language @scala-lang.org · 16/12/2024

🗣️ new blog post on Scala 2 maintenance: www.scala-lang.org/blog/2024/12... 2️⃣3️⃣ this page now covers both Scala 2 and Scala 3: www.scala-lang.org/development/

scala-lang.org

Scala development guarantees

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