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Fastgen vs Keel
Fastgen focuses on visual backend design like Webflow, while Keel is code-first with TypeScript extensions.
Which to pick
Pick Fastgen if you want…
- Visual backend builder
Pick Keel if you want…
- Code-first backend with built-in internal tools
- Open-source code (teamkeel/keel on GitHub)
Side by side
- What it is
- Fastgen:Webflow for the Backend
- Keel:Keel provides a code-first backend platform with instant internal tools, schema-driven APIs, and full-stack operations features.
- Best for
- Fastgen:Visual backend builder
- Keel:Code-first backend with built-in internal tools
- Who it’s for
- Fastgen:—
- Keel:Engineers building operational backends and internal tools for fast-moving teams
- Pricing
- Fastgen:Subscription
- Keel:Contact sales
- Open source
- Fastgen:—
- Keel:Yes
- Works with
- Fastgen:—
- Keel:VSCode extension
Fastgen features
Webflow for the Backend
Keel features
- Schema-driven data model. Define data models, actions, and permissions in a clear schema that generates APIs and internal tools.
- TypeScript extensions. Write custom functions, jobs, and durable functions in TypeScript with full type safety.
- Version-controlled environments. Create multiple environments, branch deployments, and PR previews with audit trails.
- Built-in testing framework. Generate type-safe end-to-end tests from the schema for actions, functions, and jobs.
- Instant internal tools. Automatically generate UI tools for ops teams that stay in sync with schema changes.
- Serverless infrastructure. Managed, multi-region PostgreSQL and serverless runtime scales from first to millionth user.
Fastgen vs Keel FAQ
Is Fastgen or Keel free?+
Fastgen is listed on DevHunt as a paid subscription.
Is Fastgen or Keel open source?+
Keel is open source (teamkeel/keel on GitHub). DevHunt has no public source repository on record for Fastgen.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.

