🐧Linux Commands 🛢️SQL Cheatsheet 🌿Git Cheatsheet 🐳Docker Cheatsheet 📝Vim / Neovim Cheatsheet 🌐curl Cheatsheet 🔍jq Cheatsheet .*Regex Cheatsheet 🎨CSS Flexbox & Grid 📋HTTP Headers 🐍Python Cheatsheet ⚡JavaScript Cheatsheet 🔗Developer Resources

100% client-side · nothing leaves your browser

Home/Cheatsheets/Developer Resources

🔗

Developer Resources

Curated links to great repos, free books, roadmaps, and learning resources

Loading tool…

Built with ❤️ by Minhazul Ashim

165 free tools for devs, students & everyone · 100% client-side · no tracking

All tools JSON Formatter Regex Tester UUID Generator

© 2026 Minhazul Ashim. DevKit — every tool a developer needs, free forever.

Developer Resources

185 resources across 18 categories · click to open, copy icon to copy URL

⭐ Awesome Lists

The master index of all awesome lists

Awesome Awesomeness

Curated list of awesome lists

Python frameworks, libraries and resources

Awesome JavaScript

JavaScript libraries, resources and utilities

React ecosystem — libraries, articles, tools

Vue.js resources, components and tools

Awesome Node.js

Node.js packages and resources

Go frameworks, libraries and software

Rust code and resources

Awesome Machine Learning

ML frameworks, libraries and software

Awesome Deep Learning

Deep learning tutorials, papers, courses

Docker resources, tools and projects

Awesome Kubernetes

Kubernetes resources and tools

DevOps tools, platforms and resources

Awesome Security

Security tools, libraries and resources

Linux software and resources

CLI frameworks, toolkits and guides

Awesome Selfhosted

Self-hostable software and services

Awesome Public APIs

Free public APIs for projects

Awesome CLI Apps

Command-line apps and tools

🗺️ Learning & Roadmaps

Developer Roadmaps

Interactive roadmaps for frontend, backend, DevOps and more

Coding Interview University

Complete CS study plan for software engineering interviews

Every Programmer Should Know

Technical things every developer should know

Project-Based Learning

Learn by building real projects in various languages

Build Your Own X

Build your own git, docker, OS, compiler, etc.

OSSU Computer Science

Free, open-source CS degree curriculum

Free full-stack web dev curriculum

The Odin Project

Open-source full-stack web dev curriculum

30 Days of JavaScript

Step-by-step JS challenge for 30 days

30 Days of Python

Step-by-step Python challenge for 30 days

Harvard's introduction to computer science (free)

Missing Semester (MIT)

Tools you were never taught: shell, git, vim, debugging

🧮 Algorithms & Data Structures

JavaScript Algorithms

Algorithms and data structures in JS with explanations

TheAlgorithms / Python

All algorithms implemented in Python

TheAlgorithms / Java

All algorithms implemented in Java

TheAlgorithms / Go

All algorithms implemented in Go

LeetCode Patterns

Categorized LeetCode problems by pattern

150 curated LeetCode problems with video solutions

Sorting Algorithms Visualized

Interactive visualization of sorting algorithms

Big-O Cheat Sheet

Time and space complexity of common algorithms

🏗️ System Design

System Design Primer

Learn how to design large-scale systems — interviews + real-world

Grokking System Design

Notes from Grokking the System Design Interview

ByteByteGo Newsletter

System design diagrams and explanations by Alex Xu

High Scalability

Real-world architecture case studies

The Architecture of Open Source Apps

How real applications are structured — free online

Martin Fowler's Blog

Architecture, patterns, refactoring and agile

AWS Architecture Center

Reference architectures and best practices

Designing Distributed Systems (O'Reilly)

Free book on distributed system patterns by Brendan Burns

📚 Free Books & Docs

Free Programming Books

Massive list of free programming books in many languages

Official Rust programming language book — free online

Hands-on Go introduction with annotated examples

Eloquent JavaScript

Modern JS introduction — free online book

You Don't Know JS

Deep dive into JavaScript mechanics — free on GitHub

Official Git book — free online

Automate the Boring Stuff

Practical Python automation — free online

Python Data Science Handbook

NumPy, Pandas, Matplotlib, Scikit-Learn — free

Deep Learning Book

Goodfellow, Bengio, Courville — free online

Dive into Deep Learning

Interactive DL book with runnable code

The Linux Command Line

Bash and Linux fundamentals — free online

Learn regex interactively with exercises

CSS Tricks Guides

In-depth CSS guides — flexbox, grid, etc.

The definitive HTML/CSS/JS reference

⚡ JavaScript / Frontend

JavaScript Questions

Advanced JS quiz questions with explanations

Funny and tricky JavaScript examples explained

30 Seconds of Code

Short JS code snippets for all your dev needs

Clean Code JavaScript

Clean Code principles applied to JavaScript

Airbnb JS Style Guide

Airbnb's opinionated JavaScript style guide

Google TypeScript Style Guide

Google's TypeScript best practices

React patterns, techniques, tips and tricks

Next.js Examples

Official Next.js example apps

Google's web performance and best practices guides

JavaScript Info

Modern JS tutorial — from basics to advanced

TypeScript Deep Dive

Free TypeScript book covering advanced topics

🖥️ Backend & APIs

Node.js Best Practices

The largest Node.js best practices list

REST API Design Guide

Microsoft REST API design guidelines

JSON:API Specification

Specification for building JSON APIs

OpenAPI Specification

Standard for describing REST APIs

GraphQL Best Practices

Official GraphQL design best practices

The Twelve-Factor App

Methodology for building scalable, maintainable SaaS

Top 10 web application security risks

Postgres Documentation

Official PostgreSQL documentation

Redis Documentation

Official Redis docs with commands reference

⚙️ DevOps & Infrastructure

DevOps Exercises

DevOps questions and exercises — Linux, AWS, Docker, K8s

Docker Official Docs

Official Docker documentation and guides

Kubernetes Docs

Official Kubernetes documentation

Official Terraform IaC documentation

NGINX Admin's Handbook

NGINX configuration tips and best practices

Devhints (cheatsheets)

Developer cheat sheets for tools and languages

Site reliability engineering resources

GitHub Actions Docs

Official GitHub Actions CI/CD documentation

Interactive Linux learning path for beginners

Paste a shell command and get each part explained

🔐 Security & Privacy

The Book of Secret Knowledge

Collection of inspiring lists, manuals, cheatsheets for security and devops

OWASP Cheat Sheet Series

Concise security guidance for developers

PortSwigger Web Security Academy

Free, hands-on web security training

Pentesting tricks and methodologies — free online

CTF Field Guide

Guide to capture the flag competitions

Cryptopals Challenges

Hands-on cryptography challenges

Recommendations for privacy-respecting tools

Have I Been Pwned

Check if email was in a data breach

🛠️ Tools & Utilities

Community-driven Zsh configuration framework

GitHub Gitignore Templates

Collection of .gitignore templates for every language

Git Cheat Sheet (GitHub)

GitHub and Git tips and hidden features

The Art of the Command Line

Master the command line — from basics to advanced

Semantic Versioning

The semver specification explained

Conventional Commits

Specification for commit message structure

Choose a License

GitHub's guide to open source licenses

Beautiful code screenshot generator

Create beautiful images of your code

Online regex tester and debugger with explanation

Cheat sheets for many programming languages

Community-built roadmaps for developers

📄 CS Fundamentals & Papers

Computer science papers worth reading

The Morning Paper

CS papers summarized — Adrian Colyer's archive

MIT OpenCourseWare CS

Free MIT CS course materials

Stanford CS Education Library

Free Stanford CS materials — pointers, linked lists, trees

Teach Yourself CS

Opinionated self-study guide for software engineers

Map of Computer Science

YouTube: visual overview of the entire CS field

Functional Programming in JavaScript

Professor Frisby's Mostly Adequate Guide to FP — free

Structure and Interpretation of Computer Programs

Classic MIT textbook — free online

🤖 AI & Machine Learning

Fast.ai Practical Deep Learning

Top-down practical deep learning — free course

Hugging Face Learn

NLP and transformers courses — free

Google ML Crash Course

Free ML course with TensorFlow by Google

Andrej Karpathy's Neural Networks: Zero to Hero

Build neural networks from scratch — YouTube series

Build LLM-powered applications with LangChain

OpenAI Cookbook

Examples and guides for using the OpenAI API

Anthropic Cookbook

Notebooks and recipes for building with Claude

Papers With Code

ML papers with open-source code implementations

💼 Interview Prep

Tech Interview Handbook

Curated interview prep material and strategies

Front End Interview Handbook

Frontend-specific interview questions and answers

System Design Interview (repo)

System design interview resources and tips

Behavioral Interview Guide

Behavioral interview prep with STAR method

Blind 75 LeetCode

75 must-do LeetCode problems for interviews

Customizable LeetCode study plan

Structured tech interview prep platform

Free mock interviews with real peers

🖼️ Photos & Images

High-resolution free stock photos — no attribution required

Free stock photos and videos from talented creators

Over 4M royalty-free images, videos and music

Vectors, PSD, icons and photos — millions of resources

Beautiful free stock photos with no copyright restrictions

Handpicked free icons, illustrations and photos

Free high-resolution photos with no copyright

Free high-resolution photos for creatives

🎨 Icons & Illustrations

100,000+ open source icons from 150+ icon sets in one place

Beautiful hand-crafted SVG icons by the Tailwind team

Beautiful and consistent open-source icons

Flexible icon family for interfaces, diagrams and more

Largest database of free icons in PNG, SVG, EPS formats

Icons for programming languages, frameworks and dev tools

Clean, consistent technology and tool icons

500,000+ open-licensed SVG icons and vectors

4200+ free and open-source SVG icons

Open-source illustrations — customizable color

Free customizable illustrations for your next project

Customizable illustrations made by global artists

🤖 AI Assistants

Claude (Anthropic)

Advanced AI assistant by Anthropic — great for coding, writing, analysis

ChatGPT (OpenAI)

OpenAI's flagship conversational AI — GPT-4o and beyond

Gemini (Google)

Google's multimodal AI assistant — integrates with Google Workspace

xAI's AI assistant with real-time X/Twitter data access

AI-powered search engine with cited sources

Mistral Le Chat

Fast, efficient AI by Mistral AI — strong reasoning

Copilot (Microsoft)

Microsoft's AI assistant powered by GPT-4 — integrated into Edge/Windows

Meta's Llama-powered AI assistant

AI that generates React UI components from prompts

AI-powered code editor — pair programming with GPT-4

AI pair programmer that suggests code in your editor

✏️ Design & Prototyping

Collaborative interface design tool — industry standard

Easy-to-use graphic design platform — great for non-designers

Virtual whiteboard for sketching hand-drawn diagrams

Infinite canvas drawing and diagramming tool

draw.io (diagrams.net)

Free online diagramming for flowcharts, UML and more

Design and publish production-ready websites with AI

3D design tool for web — create and publish 3D scenes

Flowcharts, wireframes, sticky notes and mind maps

🎭 Color & Typography

Super fast color palette generator and explorer

Tailwind Color Palette

Tailwind's curated color palette — copy hex values

Handcrafted color system for accessible UIs

Open-source color scheme optimized for UI

Realtime Colors

Visualize colors on a real website in real time

Over 1,400 free fonts — fast CDN delivery

Privacy-friendly Google Fonts alternative — no tracking

Curated Google Fonts pairings for your projects

Font pairing with deep learning — click to generate

Visual type scale generator for consistent typography