Top 8 F# Compiler Projects

VisualFSharp

56 3,750 9.9 F#

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

Project mention: Change F#'s Color on GitHub | news.ycombinator.com | 2024-01-24

Fable: F# |> BABEL

60 2,816 9.7 F#

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

Project mention: Dada, an Experiement by the Creators of Rust | news.ycombinator.com | 2024-03-06

This conversation could be referring to https://fable.io/
Other than that, the question is indeed strange and I agree with your statements.

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
Rezoom.SQL

7 665 0.0 F#

Statically typechecks a common SQL dialect and translates it to various RDBMS backends

Project mention: Gente con experiencia: con qué nueva tecnología, lenguaje de programación o framework debería actualizarme hoy? | /r/devsarg | 2023-07-05

LinqOptimizer

0 474 0.0 F#

An automatic query optimizer-compiler for Sequential and Parallel LINQ.
FunScript

0 444 0.0 F#

F# to JavaScript compiler with JQuery etc. mappings through a TypeScript type provider
Fable.Python

4 127 7.0 F#

Python bindings for Fable
boba

9 48 2.3 F#

A general purpose statically-typed concatenative programming language. (by glossopoeia)
InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
coollang-2020-fs

5 37 9.2 F#

Compiler of a small Scala subset

Project mention: Course using F#: Write your own tiny programming system(s) | news.ycombinator.com | 2023-11-02

Looks interesting.
Once I saw it's a Czech university course using F#, I knew Tomáš Petříček would be the lecturer :)
A couple years back, I wrote a compiler of tiny-ish scala subset in F# (the code is imperative, though)[1]
[1]: https://github.com/mykolav/coollang-2020-fs

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).