Onlook
Open source visual builder on a real React codebase; the grown-up sibling of the browser sandbox.
Technical Profile & Specs
verified 2026-08-10
- Cost
- $0 / forever (Open Source)
- License
- Apache-2.0
- Hosting Model
- Local or hosted (your machine or their cloud)
- Platforms
- webself-hosteddocker to self-host
- Installation
- Hosted signup, or self-host with Bun or Docker plus Supabase configuration
- Operational Setup
- Hosted access may be gated; self-hosting needs Bun or Docker, Supabase and several environment variables
- Where Your Data Lives
- Project code lives in the workspace or sandbox; application metadata and assets use the configured Supabase instance
- The Catch / Trade-off
- It is narrower and more design-first, with less mature prompt-to-full-stack generation and deployment than Bolt's browser workspace.
Replaces 3 paid apps
up to $80/mo ($960/yr) in subscriptions
Onlook FAQ
Common questions
Is Onlook free and open source?+
Onlook is an open-source tool licensed under Apache-2.0 that runs on local or hosted. Open source visual builder on a real React codebase; the grown-up sibling of the browser sandbox.
What paid software does Onlook replace?+
Onlook serves as a free replacement for 3 paid SaaS applications: Bolt.new, Lovable, v0, saving up to $80/month ($960/year) in subscription bills.
How do you install and set up Onlook?+
Installation: Hosted signup, or self-host with Bun or Docker plus Supabase configuration. Setup notes: Hosted access may be gated; self-hosting needs Bun or Docker, Supabase and several environment variables
What is the catch or trade-off with Onlook?+
It is narrower and more design-first, with less mature prompt-to-full-stack generation and deployment than Bolt's browser workspace.