WebSharper
WebSharper: A full-stack framework for .NET teams building browser and server features in C# or F#. Ranked #19 of 31 in Web Frameworks by our editors (7.0/10); pricing: Free plan; best for small C# or F# teams building full-stack apps.
At a glance
- Editor score7.0 / 10
- PricingFree plan
- Best forSmall C# or F# teams building full-stack apps
- Free planYes
- Framework typeFull-stack
- Facts checked25 Sep 2026
Where it wins
- Compiles C# and F# code to JavaScript for browser use
- Combines typed endpoints, routing, remoting and HTML generation
- Supports reactive UI, forms with validation and web workers
Where it doesn't
- Requires working in C# or F#
- Does not include an ORM
- Paid support plans are separate from the free Community plan
Our verdict on WebSharper
WebSharper is a full-stack framework and toolset for building web applications and services in C# or F#. It suits solo developers and small teams that want to build server and browser functionality around those languages. The framework compiles selected code to JavaScript and provides typed server-side endpoints, request routing, HTML generation, client-server remoting, forms with validation and client-side routing. Its reactive UI abstractions and support for both single-page interfaces and server-rendered pages give teams options for structuring the browser experience.
The framework’s breadth is its defining strength: WebSharper brings together server request handling and client-side features, with JSON serialization for remoting and shared types and code across server and browser. Developers can generate HTML from templates or code, and the framework can generate web workers from code. That scope is useful for teams seeking a connected C# or F# workflow rather than a framework focused only on routing or rendering. Deployment can be cloud or self-hosted, and the product is open source. An ORM is not included, so teams that need one should plan for that separately.
The Community plan is free forever and is described as ideal for solo developers; paid support plans are also available. Support channels include email, tickets, documentation and community resources. The language focus is also a real boundary: WebSharper is a fit for teams choosing C# or F#, not for teams looking for a framework centered on other languages. Small C# or F# teams that want typed server and browser development in one toolset should consider it. Teams requiring an included ORM, or preferring a different language ecosystem, should look elsewhere.
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WebSharper pricing
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WebSharper fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Framework type | Full-stack |
| Primary languages | C#, F# |
| Rendering modes | Hybrid |
| Included ORM | No |
| Built-in authentication | Not verified |
| Deployment targets | Self-hosted |
| License model | Open-source |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Support | Email, Tickets, Docs, Community |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan (source) |
| Website | websharper.io |
| Facts checked | 25 Sep 2026 |
Alternatives to WebSharper
- Ruby on RailsRails gives Ruby teams a convention-led, full-stack foundation for database-backed web apps.9.3
- DjangoA free Python backend framework combining ORM, authentication, administration, and deployment flexibility.9.1
- Next.jsA free, open-source full-stack React framework with hybrid rendering and backend routes.9.0
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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