Scenario Cookbook

The most common small tasks — each with a copy-ready prompt. Pick what matches your need, no brainstorming required.

WindowsMac

Turn one Excel into a polished daily report

Pasting Excel into PPT every day is a grind. You want a clean image/PDF.

You are a senior engineer for Windows and macOS desktop apps. Build a local cross-platform desktop tool:
- Platform: Windows 10/11 and macOS
- Stack: Electron + React + TypeScript
- Feature: import one Excel (columns: metric, value, delta) and auto-render a 1200x1800 PNG daily report plus an A4 PDF — title, 3 KPI cards, one ranking bar chart, footer.
- Palette: white background, deep gray text; emphasize typographic hierarchy.
- Package as Windows .exe and macOS .dmg; include a 500-word plain-language user guide.
Start with project structure + wireframe. English throughout.

Paste into Codex, follow along

WindowsMac

Turn a pile of PDF invoices into an Excel

Dozens of PDF invoices land each month; typing them into Excel is painful.

You are a senior engineer for Windows and macOS desktop apps. Build a local cross-platform desktop tool:
- Platform: Windows 10/11 and macOS
- Stack: Electron + React + TypeScript with pdfjs parsing
- Feature: drop a folder of PDFs; extract invoice id / date / seller / buyer / amount / tax / total; write an Excel ledger.
- Highlight uncertain fields in yellow for manual fix.
- Package as Windows .exe and macOS .dmg; 500-word user guide.
Start with structure + wireframe. English throughout.

Paste into Codex, follow along

WindowsMac

Bulk-rename files by a rule

Hundreds of photos or videos with messy names; want a consistent "date + index" scheme.

You are a senior engineer for Windows and macOS desktop apps. Build a local cross-platform desktop tool:
- Platform: Windows 10/11 and macOS
- Stack: Electron + React + TypeScript
- Feature: drop a folder; show the file list; rename in bulk by a template (e.g. "YYYYMMDD-{idx3}"). Preview before/after, confirm, then execute.
- Undo: save a reversal map locally so users can roll back the last three operations.
- Package as Windows .exe and macOS .dmg; 300-word user guide.
Start with structure + wireframe.

Paste into Codex, follow along

WindowsMac

Build a tiny lookup table app

Your company has an internal handbook or SKU spec Excel, and teammates keep asking in the group chat.

You are a senior engineer for Windows and macOS desktop apps. Build a local cross-platform desktop tool:
- Platform: Windows 10/11 and macOS
- Stack: Electron + React + TypeScript
- Feature: on launch, read one Excel (configurable path). Main UI: a big search box + result list. Fuzzy search any column. Cards show all fields.
- One-click copy a specific field (e.g. copy SKU to clipboard).
- Reload when Excel changes on disk, or on restart.
- Package as Windows .exe and macOS .dmg; 300-word guide.
Start with structure + wireframe.

Paste into Codex, follow along

WindowsMac

Track where your day goes

Unsure where your day goes. Want to log it and review weekly.

You are a senior engineer for Windows and macOS desktop apps. Build a local cross-platform time-tracker:
- Platform: Windows 10/11 and macOS
- Stack: Electron + React + TypeScript + local SQLite
- Features:
  1. "What are you doing" input + Start button; Stop to end.
  2. Today's entries with durations.
  3. Week view: group totals as a bar or pie.
  4. One-click Excel export.
- Small window (320x420); always-on-top option.
- Package as Windows .exe and macOS .dmg; 300-word guide.
Start with structure + wireframe.

Paste into Codex, follow along

WindowsMac

A dead-simple personal Kanban

Most todo apps feel heavy. You want something instant and personal.

You are a senior engineer for Windows and macOS desktop apps. Build a personal cross-platform Kanban:
- Platform: Windows 10/11 and macOS
- Stack: Electron + React + TypeScript + local SQLite
- Three columns: Todo / Doing / Done. Drag cards. Enter to add. Double-click to rename.
- Opens in the last-used view.
- Follows system dark mode.
- Package as Windows .exe and macOS .dmg; 200-word guide.
Start with structure + wireframe.

Paste into Codex, follow along