📏
Lengths
📐
Angles
👁️
View
🎨
Display
🎛️
Controls
📊
State
📈
Ratio
💾
Presets
📉
Chart
Ratio
Shk Len
Shk Δ
Cumul Δ
⇕
×
EUC Scissor Linkage v2026-01-31
default.json
⟲
⚠
Invalid geometry - arms cannot reach