1. Here is a checklist and some tips.

2. Here are a checklist and some tips.

(Which one is right?)

2 answers

Maybe you could solve any problem by rewriting: "Here is a checklist with some tips." Then the verb is clearly singular.

Sra
P.S. Another thought: "Some tips and a checklist are both here." "Here are both a checklist and some tips."

Sra