雨嘉

A Windows-friendly local network booking system that keeps meeting room data inside the LAN.

A monthly budget-vs-actual ledger for small owners: auto profit/loss and break-even.

Screen Annotation

By 雨嘉

Type, circle, draw arrows and spotlight directly on screen while recording, so viewers see exactly what you are pointing at.

Find Sudoku worth playing and read step-by-step answers that explain the logic.

Log meals, follow carb-cycling targets, and track progress in a private, login-free PWA.

Turn campaign details into a clearer enrollment poster for consultation and signup.