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N-WAVE (Nextflow Workflow Authoring and Visualization Environment) is a visual editor for Nextflow workflows. You connect nodes on a canvas (inputs, nf-core tools, operators, outputs), and N-WAVE writes the Nextflow script, runs it and shows the results.

The N-WAVE canvas with Demo 1: a File Input feeding two Filters, a Map and a Merge into a Display Output

Start here

  1. Try it in the browser demo, no installation needed (building and exporting only), or install it with Docker to run workflows.
  2. Build your first workflow in 10 minutes: First workflow. Or open Demo 1 on the home page and follow its tutorial.

Guides

Page For
Building workflows Adding and connecting nodes, the workflow check, templates, import, shortcuts
Node reference What every node does and its settings
nf-core library Installing and using nf-core modules, subworkflows and pipelines
Custom nodes and Node packs Steps of your own, and sharing them
Running workflows The run panel, settings, resources, resuming, where results are
Run profiles Running on a SLURM cluster or AWS Batch
Exporting projects Running a workflow without N-WAVE
Importing workflows Opening Nextflow scripts and projects on the canvas
Troubleshooting Failed runs, Docker, paths, the first slow run
How N-WAVE explains things What each of N-WAVE's explanations is based on, how sure it is and its limits

Examples: Running the nf-core/rnaseq pipeline (Demo 2) · RNA-seq rebuilt from nodes (Demo 3)

Elsewhere

  • Help in N-WAVE: what N-WAVE does, the node colors, the canvas, and a glossary of every term (process, channel, tuple, meta, samplesheet, …) in a sentence or two. Open it from the home page, the canvas's ? button, or the ⓘ buttons next to the terms. Online: Help in the demo.
  • README: overview, configuration, security and architecture.
  • CONTRIBUTING.md: developing N-WAVE, its checks and releases.
  • Issues: report a bug or ask for a feature.

These pages are edited in the repository's wiki/ folder, together with the code they describe.

Clone this wiki locally