F# Language Reference

Comprehensive F# documentation that includes general information about F#, a language reference explaining all F# constructs as well as documentation for the standard F# library.

F# Core API Reference

The reference documentation for the FSharp.Core library.

The F# Language Specification

The specification gives an in-depth technical explanation of the F# language constructs and required compiler behavior. It discusses topics such as lexical analysis, grammar, types including type inference algorithm, expressions, patterns and other.

F# Cheat Sheet

The cheat sheet is a small and concise guide to F# syntax for newcomers to get started with the language. It’s available in HTML and PDF format.

The F# Component Design Guidelines

This document is a set of component design guidelines for F# programming. It describes guidelines for designing libraries for use from other languages, guidelines for F#-to-F# libraries and suggestions on coding conventions.