# stdlib
[](https://hex.pm/packages/gleam_stdlib)
[](https://hexdocs.pm/gleam_stdlib/)
[](https://discord.gg/Fm8Pwmy)
Gleam's standard library!
Documentation available on [HexDocs](https://hexdocs.pm/gleam_stdlib/).
## Installation
Add `gleam_stdlib` to your Gleam project.
```sh
gleam add gleam_stdlib
```
## Usage
Import the modules you want to use and write some code!
```gleam
import gleam/string
pub fn greet(name: String) -> String {
string.concat(["Hello ", name, "!"])
}
```
## Targets
Gleam's standard library supports both targets: Erlang and JavaScript.
### Compatibility
This library is compatible with all versions of Erlang/OTP 26 and higher,
as well as all NodeJS, Deno, Bun, and major browsers that are currently
supported by their maintainers. If you have a compatibility issue with
any platform open an issue and we'll see what we can do to help.