For Debian/Ubuntu based system:

1. sudo apt-get update
2. Install Crystal: curl https://dist.crystal-lang.org/apt/setup.sh | sudo bash and sudo apt-get install build-essential crystal

After installation, run: crystal --version to verify that it was correctly installed.

For Windows 10:

1. The Crystal compiler doesn’t run on Windows yet, but it can be used with WSL (use linux installation guide in this case).

For Debian/Ubuntu based system:

3. Install Amber:
   1. sudo apt-get install libreadline-dev libsqlite3-dev libpq-dev libmysqlclient-dev libssl-dev libyaml-dev libpcre3-dev libevent-dev
   2. curl -L https://github.com/amberframework/amber/archive/stable.tar.gz | tar xz
   3. cd amber-stable/ and shards install, finally: make install

About Amber installation on other Linux Distributions: Amber - Installation

For Windows 10:

1. As the Crystal compiler doesn't run on Windows yet, Amber doesn't either.

1. Create new Amber project: amber new projectName and cd projectName
2. Install dependencies: shards install
3. Install Node dependencies: npm install

1. First, you need to have installed Docker Compose and readed the Amber - Docker Usage Guide.
2. If you have an error using Docker Compose Up on Amber, use: sudo docker-compose up -d db
3. In project root folder, run: amber g scaffold ClassName attr_name:attr_type attr2_name:attr_type attr3_name:attr_type
   1. Verify available Data Types.
4. Run the migration:
   1. Only migration: amber db migrate
   2. Migration and Create DB: amber db create migrate