NFT trading aggregator Gem has supported OpenSea's rarity open standard OpenRarity
Chain Catcher news, the chief developer of the NFT trading aggregator Gem, Vasa, revealed on social media that users can now use the "refresh" feature to refresh the metadata + price + ranking of any NFT collection or any specific project on Gem. Additionally, Gem now supports OpenSea's NFT rarity open standard OpenRarity, which means Gem now supports four NFT ranking service providers. (Source link)