To check if new parts have been add just visit http://www.mecabricks.com/parts/latest

Just to add to Thoril's answer, Scrubs has also implemented an RSS feed for the new parts page:
http://www.mecabricks.com/parts/rss

Quote ricecake "Just to add to Thoril's answer, Scrubs has also implemented an RSS feed for the new parts page:
http://www.mecabricks.com/parts/rss"

Yup, go with RSS feed. It's awesome 😄

Hello, here in the Mecabricks website there is not enough box under the serial number 4237 https://www.google.ru/search?newwindow=1&biw=1366&bih=662&tbm=isch&sa=1&q=lego+4559800&oq=lego+4559800&gs_l😛sy-ab.3...161329.165113.0.165977.7.7.0.0.0.0.343.724.6j3-1.7.0....0...1.1.64.psy-ab..0.4.542...0j0i30k1j0i19k1.0.OjH73rc74oA#imgrc=CmL1c2Ri5NN-oM: and another container under the serial number 4238 https://www.google.ru/search?q=lego+4559801&newwindow=1&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjJ2LiX4__WAhUwSJoKHd4BArQQ_AUICygC&biw=1366&bih=662#imgrc=htGEGG😝3E-6bM: (здравствуйте,тут в сайте Mecabricks не хватает ящика под серийным номером 4237 https://www.google.ru/search?newwindow=1&biw=1366&bih=662&tbm=isch&sa=1&q=lego+4559800&oq=lego+4559800&gs_l😛sy-ab.3...161329.165113.0.165977.7.7.0.0.0.0.343.724.6j3-1.7.0....0...1.1.64.psy-ab..0.4.542...0j0i30k1j0i19k1.0.OjH73rc74oA#imgrc=CmL1c2Ri5NN-oM: и еще контейнер под серийным номером 4238 https://www.google.ru/search?q=lego+4559801&newwindow=1&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjJ2LiX4__WAhUwSJoKHd4BArQQ_AUICygC&biw=1366&bih=662#imgrc=htGEGG😝3E-6bM:.

hello here mecabricks does not have enough oval shield under ID number 92747 https://www.brickowl.com/catalog/lego-oval-shield-30947-92747 more detail under ID number 98570 https://brickset.com/parts/ 4652130 / hero-core-laser-engraved-a and also the part under ID number 98564 https://brickset.com/parts/6021670/shooter-arm-2012, the part under ID number 98138pb018 https://www.bricklink.com /catalogList.asp?catType😛&catString=812 you need to fix this flaw здравствуйте тут в сайте mecabricks не хватает овального щита под ID номером 92747 https://www.brickowl.com/catalog/lego-oval-shield-30947-92747 еще деталь под ID номером 98570 https://brickset.com/parts/4652130/hero-core-laser-engraved-a а также деталь под ID номером 98564 https://brickset.com/parts/6021670/shooter-arm-2012 , деталь под ID номером 98138pb018 https://www.bricklink.com/catalogList.asp?catType😛&catString=812 надо исправить эту недоработку.

@тиша Please use the part request thread for this. https://www.mecabricks.com/en/forum/topic/50