Structural engineering platform

Engineering
with insight.

Structural engineering tools — from bridge and column design to a connected library of analysis and design apps, model viewing, and AI assistance inside your CSI software.

Start any tool for free.

Free to use  ·  Register free to save your work

Bridge Express
Modeling, analysis, design and reporting
Desktop
Column Designer
P-M surface, moment-curvature, 18+ codes
Web app
Gear
25+ connected analysis and design apps
Free · Pro
Axiom
AI model builder and result extractor
Free · Pro
Prism
View CSI models in any browser
Free · Pro
Extensions
Checks and utilities inside CSI software
Free · Pro
Engineering with insight
Depth. Integration. Understanding.

Eagle Eye gives you the engineering behind the answer and connects the answers between tools so results flow automatically from one step to the next.

The platform

Structural engineering tools
built on research depth.

Each product is built for a specific engineering problem, with indepth theoretical background and years of research.

Bridge Express
Bridge design · Desktop
Bridge Express

Design concrete girder bridges with ease and speed, without loosing accuracy.

One model from concept to construction documents
Integrated analysis, detailing, and BOQ
Parametric design with updates applied across the model, instantly
Free trialPro
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Column Designer
Column design · Web app
Column Designer

A complete RC column analysis and design program that contains everything you need for columns, shear walls, and bridge piers which runs right from your browser

18+ design codes available
3D P-M surface, biaxial bending, moment-curvature, and more
Import models directly from ETABS
Free trialPro
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Gear
Engineering apps · Web
Gear

Engineering tools and reference in one connected platform with 25+ apps for analysis, design, and learning.

Results transfer automatically between connected apps
Guided workflows from loads to design to sections
Import from ETABS and SAP2000
Free trialPro
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Prism
Model viewing · Browser
Prism

View ETABS, SAP2000, and Bridge Express models in your browser with interactive 3D inspection and sharing.

Access full 3D models on any device
Select elements to view properties and assignments
Pro: analysis results, deformed shapes, and contours
Free trialPro
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Axiom
AI tools · Plugin
Axiom

AI-powered tools and MCP agents within CSI software to help build ETABS, SAFE and Bridge models from design inputs.

Build full ETABS models from design briefs
Edit and explore models through prompts
Convert PDF drawings into ETABS models (Beta)
Free trialPro
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Extensions
Plugins
Extensions

Downloadable plugins that add focused design and checking tools to CSI desktop software

Building irregularity checks
Wind and seismic load calculators
Load combination generator
Free trialPro
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Engineering knowledge and tools — accessible to every engineer, regardless of where they practice.  Our thinking →

Learning Hub

Where theory meets
engineering judgement.

Structural behaviour, design reasoning, and code application taught by engineers who have spent decades on both sides of the classroom. The Learning Hub runs across every product and is free for all users.

Videos & Tutorials
Worked examples with full reasoning shown
Webinars & Courses
Structured learning with engineering depth
Knowledge Articles
Code rationale and design logic explained
Certification
Formal pathway — coming soon
"One hour, a thousand lectures."  — YouTube comment
RC Column under Biaxial Bending
Video · 24 min · Intermediate
Why slenderness matters: moment magnification explained
Article · 12 min read · Advanced
Bridge loading: influence lines and moving load analysis
Webinar · Live · 90 min · Register free
ACI 318-19 load combinations — rationale and application
Course · 6 modules · Certificate on completion
Who uses Eagle Eye

The engineer doing the work that matters.

The engineers no matter where they are, should have the same tools. That is why every product on Eagle Eye is free to open — no registration required.

01
Students & Educators

The same tools practicing engineers use — not simplified teaching versions. Gear's connected apps, Column Designer's full P-M analysis, Prism model viewing, and the full Learning Hub. All free.

Start for Free
02
Practicing Engineers & Consultants

Column Designer and Bridge Express for production design. Gear for day-to-day analysis and member design. Axiom for AI-assisted modelling. ETABS and SAP2000 integration throughout.

See Pricing
03
Engineering Firms & Design Offices

Multi-user licensing, shared project libraries, and tools that cover the full office workflow — from junior engineer analysis through senior review. Contact us for team and institutional access.

Contact Us

Open any tool.
No registration required.

Run a calculation, view a model, start a workflow. Register free to save your work.

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Free tier on all products  ·  Register free to save work