Which house bugs are harmless?
Sources say these are harmless. 9 house and yard pests on Bug FAQ, most commonly seen first. Each line is quoted from that bug's page and its sources.
Common Pill WoodlouseArmadillidium vulgareHarmlessThey do not bite, sting, or spread disease and pose no danger to people or pets.
Source: Wikipedia
LeiobunumLeiobunumHarmlessIt is harmless to people.
Zebra Jumping SpiderSalticus scenicusHarmlessIt is not dangerous to people.
Source: Penn State Extension
Long-bodied Cellar SpiderPholcus phalangioidesHarmlessIt is harmless to people.
Source: Wikipedia
Common Shiny WoodlouseOniscus asellusHarmlessIt is harmless to people and pets.
Source: entomology.ca.uky.edu
Black Soldier FlyHermetia illucensHarmlessIt is harmless to people.
Source: Wikipedia
PseudoscorpionsPseudoscorpionesHarmlessThey are harmless to people and pets.
Source: extension.msstate.edu
Elephant MosquitoToxorhynchites rutilusHarmlessIt is not dangerous to people.
Clover MiteBryobia praetiosaHarmlessClover mites are not dangerous to people, pets, or the house.
Source: Wikipedia