- the service is publicly available for less than three years
- has fewer than 5 million monthly unique visitors
- an annual turnover of less than €10 million/$11.4M USD
- Discussion boards on commercial sites, such as the Ars Technica or Heise.deforums (older than 3 years)
- Patreon, a platform with the sole purpose of helping authors get paid (fails to meet any of the three criteria)
- Niche social networks like GetReeled, a platform for anglers (well below 5 million users, but older than 3 years)
- Small European competitors to larger US brands like Wykop, a Polish news sharing platform similar to Reddit (well below €10 million turnover, but may reach 5 million visitors and is older than 3 years)