Use case studies, not a gallery. Each entry:
Client + context
Goal
What you did (scope)
Outcomes (numbers if possible)
Screens / before-after
Tools/stack
Testimonial (if available)
Filterable categories helpful here:
Build type: WordPress / Plugin / Redesign / SEO
Industry: local biz, SaaS, ecommerce, nonprofit, etc.
Outcome: speed, rankings, conversions, automation