The Chapel Programming Language is an open source project to make parallel programming easier, portable and fast.
| Project Website | https://chapel-lang.org/ |
| GitHub | https://github.com/chapel-lang/chapel/ |
The Chapel Programming Language is an open source project to make parallel programming easier, portable and fast.
| Project Website | https://chapel-lang.org/ |
| GitHub | https://github.com/chapel-lang/chapel/ |
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/
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/
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.
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:
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.
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/