—Draw beams, columns, and braces, and instantly add supports or point/UDL/horizontal loads.
—Keyboard shortcuts for rapid drafting (e.g., 'B' for beam, 'C' for column, 'F' for zoom-to-fit).
—Axis Advisor: A smart natural language search engine. Type 'span = 5m, f'c = 28 MPa' to instantly find the right tools.
Interface & Redesigns
—Redesigned the tools directory page.
—Favorites System: Pin your most frequently used calculators directly from the tools listing.
—New interactive Tour Overlay to guide first-time users.
Calculations & Engineering
—Added new FEM (Finite Element Method) logic, deep beam processing, and integrated AISC database scripts.
2.0.0
Engineering & Calculations
—Added rts, Lr, Fcr, and h/tw limit checks to the Steel Beam tool.
—Added exact ACI coefficients for One-Way Slab design.
—Added ACI spacing checks to the Crack Width calculator.
—Added av/d checks to the Corbel tool.
—Updated the Anchor Bolt tool to use the 5/3 power method for interaction equations.
—Improved the tension-controlled strain formulas for Beam Flexure.
—Added validity checks to the Continuous Beam tool to prevent invalid setups.
Interface & Usability
—Added labels and dimension lines to the 3D models for better visualization.
—The calculation sheet now expands by default so you can see your step-by-step results right away.
—Fixed several mobile layout issues so inputs and labels fit perfectly on phone screens.
—Cleaned up the 2D elevation drawings by removing unnecessary visual hooks.
New Features
—Added PDF export support for calculation reports.
—Various UI improvements, calculation engine enhancements, and much more!
Bug Fixes
—Fixed a bug where service loads (wService) wouldn't convert correctly when switching between SI and Imperial units.
1.1.1
Feedback & support
—New feedback button on tools and knowledge pages lets you send structured feedback (bug, UX, calculation, etc.) with drafts saved if you close the window.
Knowledge Base & codes
—New Knowledge Base hub with sections for design codes, formulas, materials, and worked examples.
—Design Codes page for ACI 318-19, AISC 360-22, and ASCE 7-22 with searchable, collapsible provisions.
Beam flexure & stress block
—Added Whitney stress-block diagram for ACI 318-19 beam flexure with clear Cc, Cs, T force labels and a tension/transition/over‑reinforced status badge.
PDF & JSON exports
—Tool exports now generate more structured reports with clearer sections, code references, and embedded drawings.
—Added export progress indicator so you can see what stage the PDF is in while it generates.
Tool hub improvements
—Tools hub search now ranks results by relevance to tool titles, descriptions, and code references, so common design queries surface first.
—Recent and Popular tabs in the tools hub now better reflect what you and other users actually open most often.
UI & navigation
—Clicking the version pill in the tools hub header now takes you to this detailed changelog page.
—Small layout and visual tweaks across tools and knowledge pages to keep things consistent.
1.1.0
Export to PDF & JSON
—Export any tool's calculation as a professional branded PDF report, including inputs, results, code references, and unit system.
—Drawings and figures are automatically captured and embedded in the PDF.
—JSON export available for structured data, archiving, or further processing.
New Tools Hub
—Redesigned tools page with search across all 25+ tools (by title, description, or code reference like ACI 318).
—Categories start collapsed, expand only what you need.
—Recent tab shows your last-visited tools; Favourites lets you pin your most-used tools for quick access.
—Popular tab shows the most-used tools globally.
Mobile Improvements
—Drawing panel controls no longer hidden behind the bottom navigation bar.
—Drawings default to fullscreen on mobile for a better view.
—LaTeX calculation steps no longer force the whole page to scroll sideways.
—Better touch scrolling in the Calc Sheet tab.
Imperial Unit Fixes
—Drawing views now render correctly when using ft and in.
—Changing units no longer resets or mis-scales drawing dimensions.
—Beam Torsion tool now calculates correctly in Imperial.
Feedback System
—Submit feedback directly from any tool using the feedback button.
—Draft is saved so you won't lose it if you navigate away.
Input Panel Expand
—New Expand button resizes the input panel so every section's fields fit on one row, no more scrolling.
—Pressing Tab now jumps from input cell to input cell, skipping unit dropdowns.
UI Polish
—Smoother animated DCR gauge bar.
—Consistent input layout across all 25+ tools (Loads → Geometry → Material → Reinforcement).
—Steel section drawing: tf label repositioned; full decimal precision in input cells.
Bug Fixes
—Drawing tab bar and distributed load layout display correctly on mobile.
—Drawing panel controls no longer hidden behind bottom navigation.
—Beam Flexure: equation alignment and layout corrected.
—Two-Way Slab: SI and Imperial units now display correctly.