$ rails g pu:pkg:portal admin
create packages/admin_portal/...$ rails g pu:res:scaffold Post title:string body:text published_at:datetime --dest=main_app
create app/models/post.rb create app/resource_registries/post_definition.rb$ rails g pu:res:conn Post --dest=admin_portal
✓ Connected Post to AdminPortal$
What you stop writing.
Same scaffold command. Two starting points. Very different surface area.
Rails scaffold
$ rails g scaffold Post title:string body:text published_at:datetime
Just CRUD
Plutonium
$ rails g pu:res:scaffold Post title:string body:text published_at:datetime --dest=main_app
Full CRUD+ Search+ Filters+ Bulk actions
Built on Rails. Wired for shipping.
Convention over configuration
Extended to resources, policies, portals, and tenancy — not just routes and views.
It's just Rails
Generated code lives in your repo. Edit it, override it, delete it. The “magic” is regular Ruby mixins you can read.
Multi-tenant ready
Path or domain tenancy. Scoped relations. Invites and memberships out of the box.
AI-readable
Predictable file layout and naming. Built-in skills teach AI assistants the patterns.
Scaffold a portal in minutes.
asciinema · scaffold a blog
Index
/admin/posts
New
/admin/posts/new
Show
/admin/posts/1
Plutonium fits two kinds of teams.
For Rails developers
The missing layer between Rails and the apps you keep building.
Convention extended to CRUD, policies, and portals
Generated code lives in your repo — edit anything
Mountable Rails engines for packages and portals
ActionPolicy authorization, baked in
For founders & teams
Skip the SaaS template debate. Plutonium turns Rails into a SaaS toolkit.
Admin panel, signup, and invites on day one
Multi-tenant scoping when you need it
No template lock-in — it's just your Rails app
Ship faster with AI tools that understand your code
