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Card 591 of 9902026-09-17 issue

Observed arrival · 2026-09-17

OpenCADIrrigation: Irrigation CAD in the Browser

opencadirrigation.com Visit website
Editorial interest 86/100 Selection signal · not a rating of the site

A free browser-based CAD tool for designing pressurized irrigation systems, checking hydraulics, and producing project documentation.

Landing page captured for the 2026-09-17 issue.

Field notes

The described workflow starts with a drawn or imported site and proceeds through network assembly, terrain handling, hydraulic sizing, and documentation after an F5 calculation step. The project lists support for formats including DXF, DWG, KML/KMZ, SHP, GeoTIFF, and GeoJSON, plus exports to PDF, Excel, CSV, TXT, SVG, and CAD formats. Its examples span residential gardens, sports fields, orchards, greenhouses, pivots, and contour-line coffee plantations.

Observed signals

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Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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opencadirrigation.com

Landing page observed 2026-09-17. The live site may have changed.