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Discover the top trending F# repositories and projects on Github. Explore the latest trends in F# development.

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marksman

Write Markdown with code assist and intelligence in the comfort of your favourite editor.

Nu

Repository hosting the open-source Nu Game Engine and related projects.

csharp-language-server

Roslyn-based LSP language server for C#

Fable

F# to JavaScript, TypeScript, Python, Rust and Dart Compiler

DomainModelingMadeFunctional

Extended code samples related to the book "Domain Modeling Made Functional". Buy the book here: https://pragprog.com/book/swdddf/domain-modeling-made-functional or here https://fsharpforfunandprofit.com/books/

Avalonia.FuncUI

Develop cross-plattform GUI Applications using F# and Avalonia!

dark

Darklang main repo, including language, backend, and infra

Grace

Grace Version Control System

Oxpecker

ASP.NET Core based F# framework

fsharp

The F# compiler, F# core library, F# language service, and F# tooling integration for Visual Studio

TradingBot

FSharp.Synapses

A plug-and-play library for neural networks written in FSharp

FSharpTools

Language extensions for F#

Rewrap

Rewrap extension for VSCode and Visual Studio

Paket

A dependency manager for .NET with support for NuGet packages and Git repositories.

Fli

Execute CLI commands from your F# code in F# style!

Giraffe

A native functional ASP.NET Core web framework for F# developers.

Plotly.NET

interactive graphing library for .NET programming languages 📈

WoofWare.Myriad

Some Myriad source generators for F#

Juniper

Giraffe.OpenApi

cli

Fake.StaticGen

A fully customizable static site generator using the power of FAKE

SQLProvider

A general F# SQL database erasing type provider, supporting LINQ queries, schema exploration, individuals, CRUD operations and much more besides.

financial-sharp

💹 Collection of elementary financial functions

RailwayOrientedProgramming

Railway Oriented Programming slides and code

MoreFuncUI

Open-source collection of additional Avalonia.FuncUI components, wrappers of those of Avalonia

DiffSharp

DiffSharp: Differentiable Functional Programming

bike-rental-showcase

fsc-host

Extend your F# apps with F# scripts

farmer

Repeatable Azure deployments with ARM templates - made easy!

FSharp.Control.WebSockets

FSharp.Control.WebSockets wraps dotnet WebSockets in FSharp friendly functions and has a ThreadSafe version.

Color

Fun playing around with colorForth and GreenArrays architecture.

Elmish.WPF

Static WPF views for elmish programs

DbFun

Functional-relational mapping framework for F#

Prime

An F# code library for pure functional programming... and much more!

Feliz

A fresh retake of the React API in Fable and a collection of high-quality components to build React applications in F#, optimized for happiness

Deedle

Easy to use .NET library for data and time series manipulation and for scientific programming

OneBella

A cross platform GUI tool for LiteDB v5+

intellij-updater

Tool and GitHub Action to manage IntelliJ Platform version for IntelliJ-based IDE plugins

Feliz.ViewEngine

Feliz DSL and engine for HTML generation and server side rendering (SSR)

issie

Issie - an intuitive cross-platform hardware design application. https://tomcl.github.io/issie

oryx

.NET Cross platform and highly composable middleware for building web request handlers in F#

repl

Fable online REPL

GiraffeGenerator

Generating Giraffe server from OpenAPI spec

FSharp.Text.Docker

Build dockerfiles and run docker commands from F#

Akkling

Experimental F# typed API for Akka.NET

fsi-web-minimal

F# interactive web minimal API template

FsCheck

Random Testing for .NET

Saturn

Opinionated, web development framework for F# which implements the server-side, functional MVC pattern

suave

Suave is a simple web development F# library providing a lightweight web server and a set of combinators to manipulate route flow and task composition.

fantomas

FSharp source code formatter

TypeShape

Practical generic programming for F#

TypedocConverter

This is a typedoc json to C# type bindings converter. Can be used as a TypeScript to C# bindings converter.

Elasticsearch.FSharp

F# DSL and Mapping helpers for Elasticsearch

FSharp.Data

F# Data: Library for Data Access

pulsar-client-dotnet

Apache Pulsar native client for .NET (C#/F#/VB)

FSharpDataflow

fable-electron

Fable bindings for Electron apps

Fabulous.Avalonia

WIP - Declarative UIs for Avalonia with F# and MVU, using Fabulous

buckaroo

The decentralized package manager for C++ and friends 🏝️

Fun.Blazor

Powered by .NET blazor!!! ❤ F#

elmish

Elm-like abstractions for F# apps

FunStripeLite

A lightweight F# library to connect to the Stripe API

Bolero

Bolero brings Blazor to F# developers with an easy to use Model-View-Update architecture, HTML combinators, hot reloaded templates, type-safe endpoints, advanced routing and remoting capabilities, and more.

Eclipser

Grey-box Concolic Testing on Binary Code (ICSE '19)

Argu

A declarative CLI argument parser for F#

FunStripe

An F# library to connect to the Stripe API, including code generators to update the model and requests.

FSharp.Finance.Personal

Personal finance functions written in F#

SAFE-Chat

IRC-style chat demo featuring full-stack F#, Akka.Streams, Akkling, Fable, Elmish, Websockets and .NET Core

fslang-design

RFCs and docs related to the F# language design process, see https://github.com/fsharp/fslang-suggestions to submit ideas

Hawaii

dotnet CLI tool to generate type-safe F# and Fable clients from OpenAPI/Swagger or OData services

xapi

An experimental F# implementation of the xAPI specification with a focus on type safety and immutability.

Glutinum.Template

performance

This repo contains benchmarks used for testing the performance of all .NET Runtimes

Fue

F# templating library with simple syntax designed for smooth work with F# types.

Terminal.Gui.Elmish

An elmish wrapper around Miguel de Icaza's 'Gui.cs' https://github.com/migueldeicaza/gui.cs including a fable like view DSL.

SAFE-BookStore

Working sample of a SAFE-Stack project with hot reloading

GameOfLifeMvu

SAFE-template

dotnet CLI template for SAFE project

Higher

A lightweight library of abstractions for Higher-kinded programming in F#

FSharp.Span.Utils

Makes Span/ReadOnlySpan easy to use from F#.

fsharp

Port of the alga Algebraic Graphs library (https://github.com/snowleopard/alga) to F#

overtone

A modern FOSS remake of The Tone Rebellion.

FsToolkit.ErrorHandling

An opinionated F# Library for error handling

SAFEr.Template

Strongly opinionated modification of amazing SAFE Stack Template for full-stack development in F#.

myriad

Myriad is a code generator for F#

cwtools

A library for parsing, editing, and validating Paradox Interactive script files.

FsHttp

A lightweight F# HTTP library by @SchlenkR and @dawedawe

clojure-clr-next

Next generation of ClojureCLR under development.

sharp-point

🎈 A toy DSL to create presentations in F#

chateau-efcharpe

Fabulous.AST

Abstract Syntax Tree (AST) Domain Specific Language (DSL) for F#

Visual2

ARM assembler and simulator (written in F#) with elmish, React Monaco Editor, Electron & Fable

Falco

A toolkit for building fast and functional-first web applications using F#.

ReactiveElmish.Avalonia

Static Avalonia views for Elmish programs

WebApiTest

Sustainable Web API written in F# that showcases the language's strengths via a functional style.

Coconut

Shaking expression trees until something tasty pops out

pulumi-converter-kubernetes

A Pulumi converter plugin to convert kubernetes manifests to Pulumi languages.

MeanDiff

Testing Intermediate Representations for Binary Analysis (ASE '17)

fsprojects

fable-compiler

F#, JavaScript, CSS

dotnet

C#, PowerShell, TypeScript

Zaid-Ajaj

F#, C#, JavaScript

fsharp

ionide

F#, Dockerfile, TypeScript

fslaborg

giraffe-fsharp

artempyanykh

Rust, C++, Jupyter Notebook

darklang

ReScript, JavaScript, F#

swlaschin

elmish

F#, Objective-C, JavaScript

fabulous-dev

SuaveIO

SAFE-Stack

F#, HTML, Shell

jet

ChrisMarinos

yatli

Vim Script, Java, TypeScript

fscheck

CompositionalIT

F#, JavaScript, C#

Dzoukr

nessos

fsbolero

bryanedds

microsoft

C#, Python, TypeScript