Is an invitation required for a Russian eVisa?
Short answer
An invitation is not required for the Russian eVisa under the published rule.
Verified answer
The published eVisa rule does not require an invitation; regular visa routes can have different supporting-document requirements.
This answer is versioned independently, while every material value is derived from the linked versioned published rule and official source.
What to do next
Verify the current rule and its official source before submitting an application.