Innovation should be easy to specify.

SPEC Toolbox is the design platform where structural engineers and the building product supply chain meet. Choose reliably across every product category in modern timber construction, with automated, code-verified calculations built on certified data from 35+ supply chain partners.

Design across every category, in one place:

🌲 CLT: floors, walls, structural, fire and vibration
🪵 Glulam beams and columns, including notches and penetrations
🔩 Connections: screws, dowels, bolts, brackets and hangers
🏗️ Timber-concrete composites and ribbed decks
🏠 Light-frame construction
🔇 Acoustics
🔥 Fire design

Every product you specify maps to a real, certified, locally available product. Switch suppliers instantly, compare options side by side, and know your design can actually be procured and built.

An Expansive Free Version, Supported by the Supply Chain

Leading global suppliers sponsor the platform so engineers get serious design capability at no cost. No trial, no card, no time limit. More than 5,000 engineers design on SPEC Toolbox today.

One platform. Every major market.

🇺🇸 🇨🇦 USA & Canada: NDS and CSA O86 with PRG320 grades
🇪🇺 Europe & UK: Latest-generation Eurocode 5, national annexes, verified ETAs
🇦🇺 🇳🇿 Australia & NZ: AS 1720 structural and acoustic design with local supplier data

Why engineers trust SPEC Toolbox:

✔ No black boxes. Step-by-step verification against the code clause, every time
✔ Real supplier data, not generic assumptions
✔ Dynamic visuals for complex configurations and connection details

SPEC Toolbox is building the digital infrastructure that makes innovative construction products as easy to design with as concrete and steel.

👉 spectoolbox.com

SPEC Toolbox

Adam Jones

This department focuses on the design, development, and maintenance of web applications and websites.

Web Development

This department focuses on the design and analysis of structural systems to ensure safety and stability in construction projects.

Structural Engineering

This department focuses on designing and developing user-friendly digital interfaces and experiences.

User Experience Engineering

This department provides strategic direction and oversees the overall operations of the organization.

Executive Leadership

This department focuses on managing product development and ensuring customer satisfaction throughout the product lifecycle.

SPEC Toolbox

Org chart

Teams

Web Development

Structural Engineering

User Experience Engineering

Executive Leadership

Product and Customer Success

Offices

SPEC Toolbox

Org chart

Teams

Web Development

Structural Engineering

User Experience Engineering

Executive Leadership

Product and Customer Success

Offices

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