Specialized engineering PDF organizer, scanner cleanup, visual markup, and exam notes binder.

2D structural framing schematic composer with pin/roller supports, point loads, and equilibrium analysis.

Constructability-verified 3D reinforcement detailing for beams, columns, isolated footings, and slabs.

Critical Path Method (CPM), PERT probabilistic durations, early/late times, and float analytics.

Gauss-Jordan row reduction, determinants, eigenvalues, and structural stiffness matrix solver.

Interactive 2D math plotter for curves, shear/moment distribution diagrams, and root finding.

Board exam study calendar with syllabus milestone pacing and durable local persistence.

Vector whiteboard with gesture recognition, shapes, freehand stylus drafting, and undo/redo.

Custom SVG QR codes with logo safety plates, custom module geometry, and scan verification.

Stroke-smoothed vector signatures with transparent PNG/SVG export and cropping.