---
title: Getting Started
description: Introduction to the Sub-CLI tool and its capabilities
---

# Getting Started with Sub-CLI

Sub-CLI is a command-line tool designed for subtitle manipulation and generation. Whether you need to convert subtitle formats, synchronize timelines, format subtitle files, Sub-CLI provides a robust set of features for all your subtitle needs.

## What Can Sub-CLI Do?

- **Convert** between various subtitle formats (SRT, VTT, LRC, TXT)
- **Synchronize** timelines between subtitle files
- **Format** subtitle files to ensure consistent styling

## Key Features

- **Format Flexibility**: Support for multiple subtitle formats including SRT, VTT, LRC, and plain text
- **Timeline Synchronization**: Easily align subtitles with audio/video content
- **Format-Specific Feature Preservation**: Maintains format-specific features during conversion
- **Clean Command Interface**: Simple, intuitive commands for efficient workflow

## Quick Navigation

Ready to dive in? Here's where to go next:

- [Installation Guide](/installation) - Download and set up Sub-CLI on your system
- [Command Examples](/examples) - See practical examples of Sub-CLI in action
- [Command Reference](/commands) - Detailed documentation for all available commands
- [Provide Feedback](/feedback) - Help us improve Sub-CLI by sharing your experience

## Basic Usage

Once installed, you can start using Sub-CLI with simple commands like:

```bash
# Convert a subtitle from one format to another
sub-cli convert input.srt output.vtt

# Synchronize timelines between two subtitle files
sub-cli sync source.srt target.srt

# Format a subtitle file
sub-cli fmt subtitle.srt
```

Check out the [Command Examples](/examples) page for more detailed usage scenarios.