doss.nz
Radio-control aircraft design tools, written for my own builds and left out where anyone can use them. Everything below runs entirely in your browser — no accounts, no uploads, nothing sent anywhere. Auckland, New Zealand.
Design tools
Plane Spec →
Whole-aircraft data model — three synced views, mass, CG, inertia,
tail volumes, collision checks, DXF out.
local files only
Wing Gen →
Parametric built-up or foam wing — ribs, spars, sheeting and stock as
real solids with a mass BOM, 3D view, 1:1 rib templates and CAD DXF.
local files only
Foil DXF →
The 1588-aerofoil UIUC database, queryable and sortable by mission at
your working Re. Chord, thickness, camber and TE modifiers; out as DXF, .dat or SVG.
Prop Tach →
Prop RPM from the acoustic blade-passing comb — live off the mic or drop
a recording in. Harmonic scoring, blade-count resolution, tip speed and Mach.
mic needs https
Pushrod Buckling →
Euler buckling of a pushrod against servo torque, across materials,
with guide supports.