Programming Cheat Sheets 2026 - Free Quick Reference Guides

Top Programming Languages

Python

Cheat Sheet

18 categories

97 snippets

JavaScript

Cheat Sheet

14 categories

76 snippets

TypeScript

Cheat Sheet

10 categories

61 snippets

Java

Cheat Sheet

9 categories

50 snippets

Go

Cheat Sheet

13 categories

73 snippets

Rust

Cheat Sheet

10 categories

55 snippets

Complete Collection

All Cheat Sheets

C#

55 snippets

R

34 snippets

Bash

31 snippets

PHP

60 snippets

C++

54 snippets

SQL

56 snippets

PowerShell

32 snippets

Ruby

56 snippets

Kotlin

54 snippets

Swift

46 snippets

Scala

44 snippets

CSS

44 snippets

HTML

29 snippets

C

31 snippets

Perl

43 snippets

SCSS

30 snippets

LESS

28 snippets

YAML

34 snippets

JSON

32 snippets

Pascal

34 snippets

Lua

39 snippets

Solidity

39 snippets

Visual Basic

38 snippets

Groovy

39 snippets

Objective-C

33 snippets

XML

29 snippets

GraphQL

30 snippets

Vue

29 snippets

Svelte

33 snippets

Shell

44 snippets

VBScript

40 snippets

Tcl

43 snippets

Flutter

34 snippets

Dart

42 snippets

Terraform

35 snippets

XAML

36 snippets

WSDL

19 snippets

TSX

24 snippets

JSX

26 snippets

CSHTML

27 snippets

Razor

22 snippets

COBOL

25 snippets

RPG

26 snippets

ABAP

30 snippets

JCL

23 snippets

BMS

20 snippets

X++

15 snippets

Classic ASP

24 snippets

ASP.NET

21 snippets

ActionScript

27 snippets

BASIC

22 snippets

IPython

23 snippets

ColdFusion

27 snippets

Git

47 snippets

Docker

31 snippets

Regex

31 snippets

Markdown

30 snippets

Elixir

39 snippets

Nginx

31 snippets

PostgreSQL

57 snippets

MySQL

29 snippets

Node.js

21 snippets

Express.js

16 snippets

Next.js

17 snippets

Django

19 snippets

Laravel

20 snippets

Spring

17 snippets

Angular

16 snippets

Kubernetes

19 snippets

TailwindCSS

18 snippets

React

15 snippets

MongoDB

18 snippets

Haskell

18 snippets

Clojure

16 snippets

F#

16 snippets

Sass

15 snippets

Bootstrap

17 snippets

What's Inside Each Cheat Sheet

Every cheat sheet is organized into logical categories — from basic syntax and data types to advanced patterns like async programming, error handling, and framework-specific idioms. Each snippet includes a clear title, working code example, and one-click copy so you can paste directly into your editor.

Unlike generic references, our cheat sheets focus on the patterns developers actually reach for during daily work: string manipulation, file I/O, HTTP requests, JSON parsing, list/array operations, and common algorithm implementations. Every example is tested and follows current best practices for the language.

Why Use Our Cheat Sheets

Built for Developers

One-Click Copy

Every code snippet has a copy button. Click once, paste anywhere.

Syntax Highlighted

All code is beautifully formatted with syntax highlighting for easy reading.

Always Updated

We keep our cheat sheets current with the latest language features.

FAQ

Frequently asked questions

What programming cheat sheets are available?

We offer free cheat sheets for 83 programming languages including Python, JavaScript, TypeScript, Java, Go, Rust, C#, PHP, Ruby, Kotlin, Swift, Scala, R, Bash, SQL, PowerShell, and C++. Each cheat sheet contains copy-paste ready code snippets.

How do I use these cheat sheets?

Simply click on any language to access the full cheat sheet. Each code snippet has a copy button - click it to copy the code to your clipboard. Use them as quick reference while coding or learning.

Are these cheat sheets free?

Yes, all our programming cheat sheets are completely free to use. We also offer DocuWriter.ai, an AI-powered tool that can automatically generate documentation for your code.

How often are the cheat sheets updated?

Our cheat sheets are regularly updated to reflect the latest language features and best practices. Last updated: 2026.