← v12 index

/build · paste-first composer

4 states · anon picker → detect → publish modal → logged-in publish
NEW IN V12
STATE 1 · anonymous landing · 5 ramps
no auth wall · no signup required · all ramps interactive for anon
floom.dev/build
F
floom
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Try everything without signing up. You only need an account to publish.
See how publish works →
BUILD

Turn anything into a Floom app.

Paste an OpenAPI URL, drop a GitHub repo, or (soon) describe what you want. We scaffold the page, the MCP manifest, and the schedules.

OpenAPI URL
paste any openapi.json
recommended
GitHub repo
paste repo URL
OpenAPI spec required
Describe it
AI scaffolds from a sentence
coming soon
Connect a tool
Composio, Zapier, Notion…
coming soon
Docker image
point at any docker.io ref
coming soon
Paste OpenAPI URL
Try an example →
Supports OpenAPI 3.0 and 3.1. No auth needed for detect.

* coming-soon ramps show their planned UI but detect is disabled

STATE 2 · detect success (still anonymous) · preview visible
user sees their app before any signup · builds ownership
floom.dev/build?draft=petstore-3.0
12 operations detected. This is your draft. Edit freely. Sign up only when you're ready to publish.
draft_id: d_8a3f21 · expires 24h
PREVIEW · /p/swagger-petstore

Swagger Petstore

auto-detected
floom.dev/p/swagger-petstore (suggested)

Sample Pet Store Server based on OpenAPI 3.0. 19 operations for pets, stores, and users.

OPERATIONS
19 detected
AUTH
bearer (optional)
RUNTIME
~500ms / op*
POST /pet · addPetAdd a new pet
PUT /pet · updatePetUpdate existing pet
GET /pet/findByStatus · findPetsByStatusPets by status
GET /pet/{petId} · getPetByIdSingle pet lookup
+ 15 more operationsReview all →
YOUR DRAFT
This draft lives in your browser for 24h. Sign up to claim it permanently, or keep iterating anonymously.
WHAT PUBLISHING DOES
  • Creates a public URL at floom.dev/p/yourslug
  • Registers the MCP manifest so Claude and ChatGPT can call it
  • Lets you schedule runs, view logs, issue API keys
  • You can unpublish at any time, no data lock-in
STATE 3 · publish intent (anon) · signup modal appears
Google + password only · NO magic link · draft is preserved through auth
floom.dev/build?draft=petstore-3.0&action=publish
12 operations detected · Your draft.

Swagger Petstore

19 operations...

SIGN UP OR LOG IN

Save your work.

Your detected draft and operation list are ready. Create a Floom account to publish to floom.dev/p/swagger-petstore. Takes 10 seconds.

or use email

Already have an account? Log in
no magic link · no email verification gate · instant publish after signup

Your draft is preserved. You'll land right back on publish.
STATE 4 · logged-in publish · direct, no modal
toast confirms · jumps to the product page
floom.dev/build?draft=petstore-3.0
F
floom
3 drafts
FD
Logged in as federicodeponte. Publishing happens in one click, no modal.
free tier · 12 apps published

Swagger Petstore

floom.dev/p/swagger-petstore · 19 ops detected
ready to publishbearer authopenapi 3.0
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FLOW NOTES · KEY V12 SHIFT