In this News and Views episode, Phil Ewels and Marcel Ribeiro-Dantas talk to Ben Sherman about the exciting work in progress related to the Nextflow language.

Nextflow language

We covered the following topics in this episode. Follow the links to see the GitHub pull requests that we discussed.

• Default values for process inputs
• Arity, and nullable options for input and output paths
• Named arguments for processes and workflows
• Map inputs/outputs for processes
• Custom record inputs/outputs for processes

New content

• Nextflow blog: Reflecting on ten years of Nextflow awesomeness
• Nextflow blog: A Nextflow-Docker Murder Mystery: The mysterious case of the “OOM killer”

Upcoming events

• Recent Seqera webinar all about using nf-core tooling (templates, components, tooling) to build custom (non nf-core) pipelines, complete with a live demo of building and running a pipeline from scratch:
  • Nextflow best practices: Leveraging nf-core tooling and standards within your organization
• Nextflow Summit 2023 in Barcelona (October 16-20) and in Boston (November 28-30).
  • Erik Garrison, who was involved in the pangenome paper published in Nature, will be the keynote speaker in Barcelona!
  • New website with registration & call for abstracts opening.. now! (ish). See https://summit.nextflow.io