F# Functional programming

Open-source F# projects categorized as Functional programming

Top 5 F# Functional programming Projects

Functional programming
  1. VisualFSharp

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

    Project mention: Do any languages specify package requirements in import / include statements? | news.ycombinator.com | 2025-01-23

    If you're interested, you could further raise this on F# discord server or in https://github.com/dotnet/fsharp, F# is effectively a community-managed language so if there's a particular change you'd like to see, there is a high chance you can just make it happen if you have time to see it through.

  2. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  3. dark

    Darklang main repo, including language, backend, and infra

  4. WebApiTest

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

  5. Lambda-Calculus

    A simple Programming Language Compiler to Lambda-Calculus, with a Lambda-Runtime (by Demuirgos)

  6. Transmute

    A sound change applier in F#

  7. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

F# Functional programming discussion

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F# Functional programming related posts

  • Darklang

    1 project | news.ycombinator.com | 14 Dec 2023
  • WASM_of_OCaml

    2 projects | news.ycombinator.com | 24 Jul 2023
  • It's so unfortunate they decided to go with the Clojure/Haskell type syntax, as opposed to something friendlier like Elixir. A lot of people will not even try this language as a result. [Unison]

    1 project | /r/programmingcirclejerk | 17 Jun 2023
  • What are you working on? (2023-04)

    1 project | /r/fsharp | 3 Apr 2023
  • Experimentation with Optimized Closures

    1 project | /r/fsharp | 31 Mar 2023
  • Load projects with dependencies on Repl

    1 project | /r/fsharp | 29 Mar 2023
  • What are you working on? (2023-03)

    3 projects | /r/fsharp | 1 Mar 2023
  • A note from our sponsor - InfluxDB
    www.influxdata.com | 21 May 2025
    InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →

Index

What are some of the best open-source Functional programming projects in F#? This list will help you:

# Project Stars
1 VisualFSharp 4,049
2 dark 1,736
3 WebApiTest 59
4 Lambda-Calculus 13
5 Transmute 2

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