Laying out the streets…STEP 1 OF 3

openconstructor · Office #69,792

free AI interface builder

In the Building a site or app without coding neighborhood (Startup). In town since 11 Nov 2026.

Nobody has claimed this office yet. Tablif records every new product and gives it an office; when its owner claims it, the lights go on.

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What Tablif read on openconstructor's site

openconstructor describes itself as: “openconstructor — free AI interface builder · export to HTML, React & Roblox”

What it is

Calls itself “interface builder”.

  • Calls itself: interface builder
“…openconstructor — free AI interface builder · export to HTML, React & Roblox”
“Free, open-source in-browser interface builder”

What it costs

A free tier, free forever.

  • Free plan: free forever
“Free, open-source in-browser interface builder”

How it runs

A web app. Runs locally and works offline. Open source. AI is the core of the product. You can bring your own API key.

  • Kind: web
  • Runs where: on the device, offline
  • Open source: yes
  • AI role: core to the product
  • Bring your own key: yes
“Free, open-source in-browser interface builder”
“…free AI interface builder”

What it works with

Names Google Gemini, HTML and 5 more on its pages.

  • Names: Google Gemini · HTML · LÖVE 2D · +4
“Google Gemini and Groq are the easiest to start with.”
“…export to HTML, React, Vue, Svelte, Roblox (Luau) UI and LÖVE 2D (Lua).”

What it offers as proof

Live, no waitlist. Claims “320+”. Try it without signing up. Publishes a blog.

  • Number claimed: 320+
  • Instant signup: yes
  • Trial asks for: nothing
“Free, open-source in-browser interface builder”
“Free, open-source in-browser interface builder: 320+ HTML and CSS components on a free-form canvas”

Sources

Tablif read these pages, last on 10 Nov 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

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