FlashCap

A macOS screenshot capture and annotation app.

Features

• Interactive screenshot capture - Area selection capture
• Timer capture - 3/5/10 second delayed capture (configurable in Preferences)
• Arrow annotation tool - Customizable color, thickness, white stroke, and drop shadow
• Mask tool - Mosaic, blur, and fill modes with 8-direction resize handles
• Clipboard integration - Copy file path or image to clipboard
• Drag & drop - Drop directly to external apps like Slack
• Undo support - Cmd+Z to undo arrow and mask operations
• Configurable save location - Choose from tmp / macOS default / custom folder

Tech Stack

• Frontend: SvelteKit 2 + Svelte 5 (runes syntax), TypeScript
• Backend: Rust (Tauri 2.x)
• Build: Vite, pnpm

Repository

GitHub