UI Faces - Avatars for design mockups
Culture Codes - Company culture decks aggregated all in one place
Personas by Draftbit - A playful avatar generator for the modern age.
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Diversity Avatars - Diversity avatar icons that celebrates humanity
Culture Your Culture - Finally, the much needed step-by-step "how to" for culture