小工具 Tools
大歷史時間軸 Big History Timeline
從宇宙誕生到太陽死亡的可縮放時間軸，串聯科學、文學、生物、地質與政治經濟資料。
Explore cross-domain history from cosmic time to exact dates.
Explore cross-domain history from cosmic time to exact dates.
FIRE 財務自由計算機 FIRE Calculator
試算財務自由資產、達成年齡與複利路徑，白話比較 Lean、Coast、Barista、Fat 等 FIRE 選擇。
Plan and compare FIRE paths with real-value projections and practical milestones.
Plan and compare FIRE paths with real-value projections and practical milestones.
生命倒數計時器 Life Timer
計算剩餘時間的簡易工具，輸入生日和預期壽命即可看到剩餘時間。
A simple tool to calculate remaining time based on birthday and expected lifespan.
A simple tool to calculate remaining time based on birthday and expected lifespan.
股票估值 Stock Valuation
簡易的 DCF 示範，並提供互動式參數調整。
Simple DCF demo and interactive parameters.
Simple DCF demo and interactive parameters.
台灣所得稅 Taiwan Income Tax
調整收入、扶養與扣除額等參數，推導所得稅並把所得級距畫成圖。
Visualize Taiwan income tax brackets and compare deduction scenarios interactively.
Visualize Taiwan income tax brackets and compare deduction scenarios interactively.
都市更新計算器 Urban Renewal Calculator
試算分回面積、價值、共同負擔與風險。
Estimate renewal allocation, value, costs, and risks.
Estimate renewal allocation, value, costs, and risks.