It would be very helpful if footprints of components like connectors have the appropriate keep-out zone in the document layer.
Here is an example around this plug with the horizontal/90° socket:

easyEDA/LCSC footprint:

improved footprint with keep out zones preventing clearance issues:

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another example where the keep-out zones are critical would be the ESP-8266 modules and again the official footprint doesn't have the keep-out zone from the datasheet in the document layer. A improved footprint for this part looks like this:

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This is especially annoying since custom/workspace footprint isn't accessible through searching the LCSC part number even if they are named appropriately. e.g. KF2EDGSRMG-3.5-2*2P (C2923269)
Chrome
100.0.4896.133
Windows
10
EasyEDA
6.5.5