On this page there’s 4 highlights (view in Baymard Premium) outlining what Slack are doing right and wrong.
(Tip: use the arrows above or on your keyboard to navigate all 971 main navigation examples.)

The screenshot was taken on August 9, 2021 and depicts Slack’s Main Navigation. In total, we’ve reviewed 18 of Slack’s page designs. To see them all, visit the full Slack UX case study.