Chapel Language Blog

Welcome to the Chapel language blog! Chapel is a productive language for parallel computing at scale. To learn more, see the welcome article.

Latest posts

• Memory Safety in Chapel

  Posted on April 10, 2025

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  A description of how Chapel’s features for memory safety strike a balance between productivity and performance, with comparisons to other languages

• Announcing ChapelCon '25!

  Posted on March 31, 2025

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  Announcing our plans for ChapelCon ‘25

• Announcing Chapel 2.4!

  Posted on March 20, 2025

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  Highlights from the March 2025 release of Chapel 2.4

• 7 Questions for Bill Reus: Interactive Supercomputing with Chapel for Cybersecurity

  Posted on February 12, 2025

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  An interview with Bill Reus about the creation of Arkouda, a Python library supporting interactive data analysis on HPC systems

• Using the Chapel Compiler to Develop Language Tooling

  Posted on February 4, 2025

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  A demonstration of using Chapel’s compiler library to develop custom language tooling

• SC24 from the Chapel Language Perspective

  Posted on December 18, 2024

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  A summary of highlights at SC24 relating to Chapel and Arkouda

• Announcing Chapel 2.3!

  Posted on December 12, 2024

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  Highlights from the December 2024 release of Chapel 2.3

• Navier-Stokes in Chapel — Distributed Cavity-Flow Solver

  Posted on November 14, 2024

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  Writing a distributed and parallel Navier-Stokes solver in Chapel, with an MPI performance comparison

• 7 Questions for David Bader: Graph Analytics at Scale with Arkouda and Chapel

  Posted on November 6, 2024

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  An interview with Computer Science Professor David Bader about his use of Arkouda for graph analytics

• Navier-Stokes in Chapel — Distributed Poisson Solver

  Posted on October 28, 2024

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  Introduction to Chapel’s distributed programming concepts used in Navier-Stokes Simulation