Tools
Nine focused utilities for experimentation, OAuth and PKCE, scheduling, scorekeeping, mortgage scenarios, text cleanup, and AI workflow mapping. The experimentation collection contains three tools that cover planning, analysis, and review.
- OAuth01
PKCE Generator
Generate a code verifier and S256 code challenge for an OAuth 2.0 authorization flow.
Open generator → - Experimentation02
A/B testing, end to end.
Plan the bar before launch, read the lift after the run, and review trust before you ship.
- Workflow03
AI Productivity Stack Builder
Assemble the AI tools you actually use into a clear, shareable workflow card.
Build your stack → - Scheduling04
Timezone Meeting Planner
Score every hour of the day across China, US West, India, and anywhere else on the call.
Find a time → - Personal finance05
Mortgage Payoff Visualizer
Follow principal, interest, and the remaining balance from the first payment to the last.
Visualize the loan → - Text utility06
Terminal Paste Cleaner
Remove accidental line breaks, indentation, or every whitespace character from text copied out of a terminal.
Clean copied text → - Snooker07
Snooker Scorekeeper
Call out two-player scores in Chinese, track frames, and correct the table by touch.
Keep score →