You should take a look Linear GraphQL API Schema for all nodes and fields. https://github.com/linear/linear/blob/master/packages/sdk/src/schema.graphql
You must authenticate for all API calls.
Some apis not support some features like (list, get, update, delete)
You can follow get api key Linear

Installation

You can install this package with composer:

composer require mustafakucuk/php-linear-api

Documentation

You can read the documentation of this package go to docs directory.

Basic Usage

require_once 'vendor/autoload.php';

use LinearApi\Client;

$client = new Client('<your-api-key>');

$issues = $client->issues->list([
    'id',
    'title'
]);