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Smart Abbreviation Expander (AI) / Prompt manger

Expand abbreviations with Shift+Space, open palette with Alt+P. Gemini grammar/tone correction with Alt+G. Supports {{date}}, {{time}}, {{day}}, {{clipboard}}, and {{cursor}}. Works in inputs, textareas, and contenteditable with robust insertion. Inline editing, in-panel settings, hotkey customization, and API key verify+save. Fallback: if no caret, insert at end-of-line in a reasonable field.

如何安裝

您需要先安裝使用者腳本管理器擴展，如 Tampermonkey、Greasemonkey 或 Violentmonkey 之後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能，如 Tampermonkey 或 Violentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能，如 Tampermonkey或 Violentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能，如 Tampermonkey或 Userscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展，比如 Tampermonkey，才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

（我已經安裝了使用者腳本管理器，讓我安裝！）

如何安裝

你需要先安裝一款使用者樣式管理器擴展，比如 Stylus，才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展，比如 Stylus，才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展，比如 Stylus，才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

（我已經安裝了使用者樣式管理器，讓我安裝！）

作者
quantavil
今日安裝
0
安裝總數
3
評價
0 0 0
版本
1.15
建立日期
2025-10-13
更新日期
2025-11-16
尺寸
59.6 KB
授權條款
MIT
腳本執行於
所有網站

Smart Abbreviation Expander (AI) /Prompt Manager

AI-powered userscript that supercharges typing with smart abbreviation expansion, dynamic templates, and Gemini-powered rewriting. Trigger expansions with Shift+Space, browse your snippet palette, and polish text with one hotkey.

Features

Feature Description
🚀 Smart Expansion Type abbreviations like brb then press Shift+Space to expand
🎨 Template Engine Use dynamic tags: {{date}}, {{time}}, {{clipboard}}, {{cursor}}
🤖 AI Correction Select text and press Alt+G to polish grammar/tone with Gemini
📚 Visual Palette Press Alt+P to browse, search, and manage all your snippets
⚙️ In-Panel Settings Customize hotkeys, AI tone, and custom prompt in the palette
📦 Dictionary Sync Export/import your snippets as JSON for backup or sharing
🎯 Universal Support Works in textareas, inputs, and contenteditable areas across all websites
💾 Smart Fallback If no text field is focused, inserts at the end of the last used field

Installation

Prerequisites

Steps

  1. Create a new userscript in your manager
  2. Copy the contents of prokeys/main.js into it
  3. Save and enable the script
  4. Open the palette (Alt+P) → click the gear → enter your Gemini API key → click Verify

Get an API key from Google AI Studio: https://makersuite.google.com/app/apikey

Quick Start

Basic Expansion

  1. Click any text field on a webpage
  2. Type ty and press Shift+Space
  3. Watch it expand to "Thank you!"

Using the Palette

  1. Press Alt+P to open the snippet palette
  2. Type to search your snippets
  3. Use ↑/↓ arrows to navigate
  4. Press Enter to insert or click any snippet

AI-Powered Correction

  1. Select text in any editable field (or place cursor in an empty field)
  2. Press Alt+G
  3. Wait a moment while Gemini rewrites it with improved grammar and tone

Custom Prompt

  1. Open the palette (Alt+P) → Settings
  2. Add your instruction in “Custom Prompt” (use {} to insert selection)
  3. In a text field, press Alt+Shift+G to apply it

Template Syntax

Create powerful dynamic snippets using these tags:

Tag Example Output Description
{{cursor}} (sets cursor position) Place cursor here after expansion
{{date}} 2024-01-15 Current date (ISO format)
{{date:long}} January 15, 2024 Long date format
{{date:mdy}} 01/15/2024 US date format
{{time}} 02:30 PM Current time (12-hour)
{{time:24}} 14:30 Current time (24-hour)
{{day}} Monday Full weekday name
{{clipboard}} (your clipboard content) Paste clipboard contents

Example Templates

sig: Best regards,\n{{cursor}}\n— John Doe
log: [{{date:iso}} {{time:24}}] {{cursor}}
track: Tracking: {{clipboard}} — Check status at https://example.com/track
reply: Thanks for your message on {{day}}. I'll review it and get back to you soon. {{cursor}}

Keyboard Shortcuts

Shortcut Action
Shift+Space Expand abbreviation before cursor
Alt+P Open snippet palette
Alt+G AI-correct selected text or entire field
Alt+Shift+G Apply your Custom Prompt to selection/field
↑/↓ Navigate palette items
Enter Insert selected snippet
Escape Close palette/settings

Customizing Shortcuts

  1. Open the palette (Alt+P)
  2. Click the ⚙️ settings icon
  3. Click "Change" next to any hotkey
  4. Press your desired key combination
  5. Changes save automatically

Settings & Customization

Accessing Settings

  • Press Alt+P, then click the gear icon
  • Or use your userscript manager's menu commands

Available Options

Setting Options Description
AI Tone neutral, friendly, formal, casual, concise Tone used by Gemini corrections
Expand Hotkey any Space-based combo Default: Shift+Space
Palette Hotkey any key combination Default: Alt+P
Correct Hotkey any key combination Default: Alt+G
Custom Prompt free text Instruction used by Alt+Shift+G (supports {})

Dictionary Management

Exporting

  1. Open Settings → Dictionary section
  2. Click "Export JSON"
  3. Save the file to your computer

Importing

  1. Open Settings → Dictionary section
  2. Click "Import JSON"
  3. Select a valid SnippetForge dictionary file
  4. Snippets merge with your existing ones

Resetting

  • Use "Reset to Defaults" to restore the built-in dictionary
  • Warning: This cannot be undone

Advanced Usage

Fallback Insertion

If you trigger expansion without a focused text field, the script intelligently:

  1. Uses the last field you edited
  2. Falls back to the first visible text field on the page
  3. Inserts at the end of the content

ContentEditable Support

Fully supports rich text editors (Gmail, Notion, etc.) with:

  • Preserved formatting
  • Correct cursor positioning
  • Multi-line expansions

Performance Notes

  • Search debouncing: 150ms after typing stops
  • Toast throttling: avoids duplicate messages within 3s
  • Clipboard timeout: waits ~350ms, then falls back

Menu Commands

  • Open Abbreviation Palette
  • Export Dictionary (.json)
  • Import Dictionary
  • Reset Dictionary to Defaults
  • Gemini: Correct Selection/Field (Alt+G)
  • Gemini: Set Tone (neutral/friendly/formal/casual/concise)
  • Gemini: Set API Key