Lullabot: Alternatives to Upgrading from Drupal 7 to Drupal 9

Drupal 9 was recently released, Drupal 8 will reach end-of-life November 2021, and Drupal 7’s life will expire in November 2022 (the date was extended due to COVID-19). With a window of a little under a year and a half to upgrade from 7 to 9, it’s time to make a plan, or pursue other options if that timeline isn’t viable. But what other options are there?