# Tools

Software tools I've built. The apps live at https://tools.brianshin.me.

## Golf, evolved

https://tools.brianshin.me/golf/ · Oct 2026 · Web app, React, Data analysis

Ten years of my golf rounds from SwingU and 18Birdies, plus a summer of
Toptracer range sessions: a handicap chart you can scrub like a stock,
satellite replays of each round, Data Golf-style forecasts, my real yardages
against tour averages, and a game plan ranked by strokes saved.


## kakaocli

https://github.com/silver-flight-group/kakaocli · Feb 2026 · CLI, Open source (MIT)

Command-line tool for KakaoTalk on macOS: read chats, search messages and
send texts, built so AI agents like Claude Code can use KakaoTalk.

- [Blog post](https://brianshin.me/blog/2026/10/05/kakaocli.html)

## TranscriptBuddy (offline)

https://transcriptbuddy.com · Oct 2024 · Web app

Automatically transcribe and summarize a video online.


## YouTube Translate

https://tools.brianshin.me/youtube-translate · Sep 2024 · Landing page

Sample landing page for a YouTube subtitle translation product, in English
and Korean.


## Annual Return Calculator

https://tools.brianshin.me/annual-return-calculator · Sep 2024 · Calculator, Finance

Annual compound return calculator for investors, using the Modified Dietz
method for deposits and withdrawals.