SWGDRUG Infrared Spectral Library:
SWGDRUG has compiled an infrared spectral library that is available for download from this website. The Drug Enforcement Administration's Special Testing and Research Laboratory generated the following library using structurally confirmed reference materials.

For updates on when the library is updated, follow us on X (formerly known as Twitter). Follow @swgdrug

The SWGDRUG library is provided in the following formats. Click on the appropriate link below to download the compressed file.

Sketchup Plugins 2023 Better Jun 2026

: A massive time-saver that automatically creates faces from selected edges with a single click. 🎨 Modeling & Geometric Mastery Fredo6 Bundle (RoundCorner & Curviloft) : Fredo6 remains a legend in the community. RoundCorner adds realistic bevels to sharp edges, while generates complex skins over paths.

If you are a 3D artist, architect, interior designer, or landscape architect, you know that SketchUp is the Swiss Army knife of 3D modeling. It is intuitive, fast, and forgiving. But raw SketchUp—often called "Vanilla SketchUp"—has limits. Sketchup Plugins 2023

SketchUp Diffusion (if you had the beta) or MSphysics . Best Paid Plugin (Under $100): Curic DIO 2 – it pays for itself in the first hour. Best Enterprise Plugin: Profile Builder 4 – indispensable for anyone modeling buildings, not just blocks. : A massive time-saver that automatically creates faces

Skalp turns SketchUp into a 2D drafting machine. While Layout exists, Skalp gives you "live sections." Cut a section through your 2023 house model, and Skalp generates a hatched, scaled 2D drawing that updates if you move a window. No more redrawing redlines. If you are a 3D artist, architect, interior

With great power comes great lag. If you install all 13 of these plugins, your startup time will be painful. Here is the 2023 strategy: