For the CLI (cli-based/) approach:

Braille Auto-Correct CLI

A command-line tool for typing in QWERTY Braille and getting real-time spelling suggestions using a Trie-based search and custom dictionaries.

Features

• Type in QWERTY Braille format
• Real-time spelling suggestions and autocorrect
• Fast Trie-based search
• Customizable dictionary

Getting Started

Prerequisites

• Node.js (v16+ recommended)
• npm

Installation

cd cli-based
npm install

Usage

node index.js

Follow the on-screen instructions to type Braille and receive suggestions.

Files

• index.js: Main CLI entry point
• brailleMap.js: Braille character mappings
• dictionary.json: Word dictionary
• levenshtein.js: Levenshtein distance implementation
• tries.js: Trie data structure

Customization

You can add or modify words in dictionary.json to expand the autocorrect capabilities.

For the Web App (braille_typer/) approach:

Braille Auto-Correct System (Web App)

A Next.js web application for QWERTY Braille typing with real-time spelling suggestions, powered by Trie-based search and custom dictionaries. Designed for accessibility and optimized for visually impaired users.

Features

• QWERTY Braille typing interface
• Real-time spelling suggestions and autocorrect
• Trie-based fast search
• Custom word list (public/word-list.txt)
• Accessible and responsive UI
• Deployable on Vercel

Getting Started

Prerequisites

• Node.js (v18+ recommended)
• npm

Installation

cd braille_typer
npm install

Development

npm run dev

Open http://localhost:3000 in your browser.

Build for Production

npm run build
npm start

File Structure

• src/app/: Main Next.js app code
• src/components/: UI components
• src/lib/: Core logic (Trie, suggestion engine, etc.)
• public/word-list.txt: Custom dictionary

Deployment

Deploy easily on Vercel or any platform supporting Next.js.