> ## Documentation Index
> Fetch the complete documentation index at: https://docs.allium.so/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

#### Bitcoin Ecosystem: From Original Chain to Layer 2 Solutions

The Bitcoin ecosystem is a diverse and evolving network centred around Bitcoin, the original and most well-known cryptocurrency.

Over time, the ecosystem has expanded to include various forks and Layer 2 solutions, each aiming to address different challenges and enhance the functionality of the Bitcoin network.

| Category        | Blockchain   |
| --------------- | ------------ |
| Mainnet         | Bitcoin      |
| Bitcoin Layer 2 | Stacks       |
| Bitcoin Layer 2 | Rootstock    |
| Forks           | Bitcoin Cash |
| Forks           | Dogecoin     |
| Forks           | Litecoin     |