Falco 5.0.0

dotnet add package Falco --version 5.0.0
                    
NuGet\Install-Package Falco -Version 5.0.0
                    
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Falco" Version="5.0.0" />
                    
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Falco" Version="5.0.0" />
                    
Directory.Packages.props
<PackageReference Include="Falco" />
                    
Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.
paket add Falco --version 5.0.0
                    
#r "nuget: Falco, 5.0.0"
                    
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
#addin nuget:?package=Falco&version=5.0.0
                    
Install Falco as a Cake Addin
#tool nuget:?package=Falco&version=5.0.0
                    
Install Falco as a Cake Tool

Falco

NuGet Version build

open Falco
open Microsoft.AspNetCore.Builder

let wapp = WebApplication.Create()

wapp.Run(Response.ofPlainText "Hello world")

Falco is a toolkit for building fast and functional-first web applications using F#. You can think of it as minimal API on steroids.

  • Designed for building pure F# full-stack web applications.
  • Built on the high-performance components of ASP.NET Core.
  • Seamlessly integrates with existing .NET Core middleware and libraries.

Key Features

Design Goals

  • Provide a toolset to build full-stack web application in F#.
  • Should be simple, extensible and integrate with existing .NET libraries.
  • Can be easily learned.

Learn

The best way to get started is by visiting the documentation. For questions and support please use discussions. For chronological updates refer to the changelog is the best place to find chronological updates.

Community Projects

Articles

Videos

Contribute

We kindly ask that before submitting a pull request, you first submit an issue or open a discussion.

If functionality is added to the API, or changed, please kindly update the relevant document. Unit tests must also be added and/or updated before a pull request can be successfully merged.

Only pull requests which pass all build checks and comply with the general coding standard can be approved.

If you have any further questions, submit an issue or open a discussion or reach out on Twitter.

Why "Falco"?

Kestrel has been a game changer for the .NET web stack. In the animal kingdom, "Kestrel" is a name given to several members of the falcon genus. Also known as "Falco".

Find a bug?

There's an issue for that.

License

Licensed under Apache License 2.0.

Product Compatible and additional computed target framework versions.
.NET net8.0 is compatible.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 is compatible.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (4)

Showing the top 4 NuGet packages that depend on Falco:

Package Downloads
Falco.Htmx

HTMX Bindings for the Falco web toolkit.

Falco.OpenApi

OpenAPI integration that provides a set of utilities for generating OpenAPI documentation from Falco routes.

Falco.Bulma

Package Description

Falco.Datastar

Datastar Bindings for the Falco web toolkit.

GitHub repositories

This package is not used by any popular GitHub repositories.

Version Downloads Last updated
5.0.0 2,443 1/29/2025
5.0.0-rc2 105 1/25/2025
5.0.0-rc1 186 12/17/2024
5.0.0-beta5 98 12/9/2024
5.0.0-beta4 95 11/25/2024
5.0.0-beta3 89 11/24/2024
5.0.0-beta2 106 11/18/2024
5.0.0-beta1 118 11/1/2024
5.0.0-alpha5 194 10/21/2024
5.0.0-alpha4 135 10/18/2024
5.0.0-alpha3 100 10/17/2024
5.0.0-alpha2 104 9/29/2024
5.0.0-alpha1 78 9/22/2024
4.0.6 4,074 12/12/2023
4.0.5 468 11/16/2023
4.0.4 4,315 3/13/2023
4.0.3 914 1/1/2023
4.0.2 464 11/30/2022
4.0.1 386 11/23/2022
4.0.0 656 11/7/2022
4.0.0-rc1 173 11/2/2022
4.0.0-beta4 187 10/26/2022
4.0.0-beta3 175 10/25/2022
4.0.0-beta2 618 9/23/2022
4.0.0-beta1 173 9/13/2022
4.0.0-alpha2 168 9/11/2022
4.0.0-alpha1 205 8/29/2022
3.1.14 1,937 8/29/2022
3.1.13 715 8/11/2022
3.1.12 1,968 5/20/2022
3.1.11 1,194 2/8/2022
3.1.10 858 12/14/2021
3.1.9 480 12/6/2021
3.1.8 450 12/3/2021
3.1.7 848 9/24/2021
3.1.6 419 9/24/2021
3.1.5 429 9/24/2021
3.1.4 552 8/24/2021
3.1.3 587 8/4/2021
3.1.2 519 7/30/2021
3.1.1 501 7/27/2021
3.1.0 481 7/27/2021
3.1.0-beta8 301 7/7/2021
3.1.0-beta7 301 7/6/2021
3.1.0-beta6 319 7/6/2021
3.1.0-beta5 309 7/5/2021
3.1.0-beta4 268 7/5/2021
3.1.0-beta3 355 7/1/2021
3.1.0-beta2 300 7/1/2021
3.1.0-beta1 293 6/15/2021
3.0.5 1,614 6/14/2021
3.0.4 612 5/5/2021
3.0.3 624 4/10/2021
3.0.2 875 12/8/2020
3.0.1 586 12/1/2020
3.0.0 627 11/27/2020
3.0.0-alpha9 355 11/26/2020
3.0.0-alpha8 343 11/25/2020
3.0.0-alpha7 368 11/25/2020
3.0.0-alpha6 364 11/22/2020
3.0.0-alpha5 326 11/20/2020
3.0.0-alpha4 349 11/20/2020
3.0.0-alpha3 337 11/20/2020
3.0.0-alpha2 698 11/11/2020
3.0.0-alpha1 330 11/11/2020
2.1.0 788 11/11/2020
2.0.4 1,970 11/9/2020
2.0.3 641 10/31/2020
2.0.2 1,074 7/31/2020
2.0.1 610 7/20/2020
2.0.0 790 7/12/2020
2.0.0-alpha 386 7/7/2020
1.2.3 622 7/2/2020
1.2.2 591 6/29/2020
1.2.1 661 6/28/2020
1.2.0 665 6/23/2020
1.1.0 835 6/6/2020
1.0.10-alpha 403 5/13/2020
1.0.9-alpha 456 4/29/2020
1.0.8-alpha 401 4/29/2020
1.0.7-alpha 384 4/27/2020
1.0.6-alpha 394 4/24/2020
1.0.5-alpha 390 4/23/2020
1.0.4-alpha 403 4/22/2020
1.0.3-alpha 415 4/19/2020
1.0.2-alpha 414 4/19/2020
1.0.1-alpha 412 4/7/2020
1.0.0-alpha 403 4/6/2020