Chapel Programming Language

@chapelprogramminglanguage
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222 Posts

The Chapel Programming Language is an open source project to make parallel programming easier, portable and fast.

https://chapel-lang.org/

Project Websitehttps://chapel-lang.org/
GitHubhttps://github.com/chapel-lang/chapel/
We’re proud to announce the release of Chapel 2.8! Its highlights include improvements to Chapel’s tools ecosystem, as well as some nice advances in portability and performance. For details, please see: https://chapel-lang.org/blog/posts/announcing-chapel-2.8/

Our quarterly newsletter is out! Check it out to catch up on recent developments in the Chapel world, including upcoming events at HPSFCon 2026, an SC25 recap, a blog update, and more...

https://chapel.discourse.group/t/chapel-newsletter-february-2026/

Core Chapel devs are looking to write more Chapel code! Do you have a favorite library you wish Chapel had? What about a bite-sized application you want to see implemented in Chapel? Comment under https://github.com/chapel-lang/chapel/discussions/28389 to tell us about it!

If you missed Jade Abraham's talk on Chapel and Arkouda at FOSDEM 2026, the recording is now available!

https://www.youtube.com/watch?v=KEQArjdcwgo

The slides are also available: https://fosdem.org/2026/schedule/event/JRDVNU-chapel/

We just surpassed 300 followers on LinkedIn — if you use LinkedIn, be sure to follow us! https://www.linkedin.com/company/chapellanguage

For the first time, Chapel will be represented at @fosdem!

If you will be at FOSDEM 2026, make sure to stop by the HPC, Big Data & Data Science track on Sunday and see Jade Abraham talk about Productive Parallel Computing in Chapel and Arkouda.

https://fosdem.org/2026/schedule/event/JRDVNU-chapel/

Read about how Oliver Alvarado Rodriguez used Chapel to implement large-scale exploratory graph analysis for his Ph.D. dissertation in our latest "7 Questions for Chapel Users" interview on the Chapel blog:

https://chapel-lang.org/blog/posts/7qs-rodriguez/

Interested in language design? Join the Chapel developers in discussing various language features during our public deep dive meeting this Thursday, January 22nd at 10:00am Pacific Time.

Find the details at https://github.com/chapel-lang/chapel/discussions/27247

Intrigued by the High Performance Software Foundation (HPSF) and projects like ours that are members of it? Be sure to check out the following article, which reviews highlights of 2025 and what we’re all working on in the year to come.

https://hpsf.io/blog/2026/charting-the-future-of-high-performance-software-hpsf-year-in-review-and-whats-ahead/

Today, we are releasing Chapel 2.7, our first new version since joining HPSF. Highlights include a new flag for vector libraries, improved support for debugging, and advances to the Mason package manager.

Learn more about these changes, and others, at: https://chapel-lang.org/blog/posts/announcing-chapel-2.7/