Diversity flags

These are some items which may indicate good or bad things about the diversity and/or friendliness to a diverse audience of a particular workplace or environment.

Red	Green
WASP names seem required.	Presence of people who possess non-WASPy names; colleagues seem comfortable using them.
Pseudonyms, even persistent pseudonyms, are disallowed and/or spoken out against.	The need for pseudonyms is respected and explicitly allowed.
It is in any way necessary for colleagues to remember the former name of someone who has changed names since arriving.	There is no need for anyone to remember someone's former name (with the exception of some form of note in a private employee record).
An interview team composed solely of white, TAB, heterosexual, cisgender men.	An interview team including women, people of color, people with visible disabilities, people with a marginalized sexual or gender identity, people with intersectional minority identities, ...
Minimal parental leave	Generous leave for new parents
Unbalanced maternity/paternity leave	Equal leave for anyone who becomes a new parent
Slurs against marginalized groups are used	Slurs against marginalized groups are not used
When slurs against marginalized groups are used, they are not challenged	If someone uses a slur against a marginalized group, someone makes it clear that this is inappropriate for the environment. (Ideally the situation would not even come up, however.)
The only people who seem to be standing up for the interests of various marginalized groups are members of those groups, e.g. the only one asking how this change will affect voice control software users is the voice control software user.	The interests of marginalized groups are well-represented, including by people who do not seem to be members of those groups.
No code of conduct or a weak code of conduct like "don't be a jerk".	An explicit code of conduct detailing specific unacceptable behaviors, and possible consequences.
"Zero tolerance" codes of conduct.	A scale of consequences that takes into account multiple factors, but which includes the possibility of complete and permanent exclusion when that is the consequence that is called for.

Further Reading

How_to_find_supportive_workplaces

Feminist geek group patterns