- bullet_train - bullet_train ('24)
- Jumpstart Pro - GoRail's super popular template (£249)
- rails-templates - Le Wagon's own ('24)
- templatus-hotwire - with hotwire ('23)
- templatus-vue - with vue ('23)
- templatus-inertia - with inertia ('23)
- modern-rails-templates - a little old but some great gems/ideas ('18)
- rails-composer - same as above ('18)
- suspenders - thoughtbot's standard template ('24) <<
- daisy-on-rails - daisy on rails ('24)
- bullet_train - bullet_train ('24) <<
- nextgen - with vite support ('24)
- rails-template - ackama's template ('24)
- API boilerplate - rootstrap's API only template ('24)
- ruby-rails-boilerplate - Docker-based template ('24)
- rails-tabler - Rails template using the UI framework Tabler ('24)
- Jumpstart Pro - GoRail's super popular template (£249) <<
- Business Class Template - built-in Kamal ($169)
- multi-tenancy boilerplate - Corsego's template for apps with multiple user organisations
- saas-boilerplates.dev - various RoR boilerplates (free & paid)
Also take a look at awesome-rails for more templates!