---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# kerl

> Build and install Erlang/OTP instances with ease.
> More information: <https://github.com/kerl/kerl>.

- Build and install an Erlang/OTP version in a directory:

`kerl build-install {{28.0}} {{28.0}} {{path/to/installation_directory}}/{{28.0}}`

- Activate an Erlang/OTP installation:

`. {{path/to/installation}}/activate`

- Deactivate the current Erlang/OTP installation:

`kerl_deactivate`

- List all available Erlang/OTP releases:

`kerl list releases`

- List installed Erlang/OTP builds:

`kerl list installations`
