My personal bookmarks collection. Bookmarks of this list can be outdated as well as corrupted. Feel free to fork this project and create your own!

Cloud

A place where a huge data database is waiting for you along with some tools.

Storage

• Google Drive - Cloud storage and cloud editing for files.
• xFile - Keep your Google Drive files safe with us
• Pastebin - Store any text online for easy sharing.

CDN

• Home | wsrv.nl
• Cloudinary - Share media faster through website
• storj - media share | 150 GB
• Image & Video CDN | ImageKit.io
• File uploading, processing & delivery for web and mobile apps | Uploadcare

Search

• Open Search - Custom search by Afnan Sami
• SearXNG and searx instances - Advance search manager.
• Bangs - Duck duck go bang (advanced search)
• Duckduckgo - Private Web Searching
• Slant - Ranking of products
• Versus - Compare almost everything
• product hunt - Share and discover new products
• Phind: AI search engine [AI]

Index search

• Google Index Search
• FilePursuit- Discover Everything!, Search the web for files, videos, audios, eBooks and much more.
• Open Directory Search Index Of /
• de🔸digger find public files in Google Drive

Google

• Google dashboard - all in one place
• Google scholar - Easy searching for Academic Articles
• Google Docs - words
• Google Sheets - tables & calc
• Google Slides - impress & presentation
• Google forms - servey
• Google projects - Google Cloud
• Google trends - Explore what the world is searching
• Google translate - Translate the way you see your world.
• Google Keep - Google keep (Notes and tasks)

Web Apps

• Deta Space - Your own space
• Photopea | Online Photo Editor - Photoshop alternative
• Photo Editor Pixlr Free Advanced Photoshop & Image Editing Tool
• Vectorpea | Online Vector Editor - Illustrator alternative
• Graphite - SVG
• Polotno Studio - Make graphical designs
• miniPaint - image editor
• Disroot | Disroot
• Capacities – A studio for your mind

Design

It’s sole aim is to make design easier, with some stock collections.

Draw & Notes

• tldraw - drawing tool
• editor.md - markdown online editor
• Flowchart Maker & Online Diagram Software

Colors

• Flat UI colours - color palettes
• Happy Hues - Curated colors in context.
• P. C. M. 0.25 - color mixer
• Colorsinspo - All in one resource for finding everything about colors | Colorsinspo
• Color Hex - ColorHexa.com
• ColorSpace - Color Palettes Generator and Color Gradient Tool
• Palettte App
• Colorable
• Coolors - The super fast color palettes generator!
• Material Design Color Palette Generator - Material Palette
• Colors & Fonts
• calcolor.co | Calculate colors. Share palettes.
• ArtyClick Colors
• Huemint - AI color palette generator
• Colormind - the AI powered color palette generator

Logo creation

• Canva Free Design Tool: Presentations, Video, Social Media
• Free Logo Maker - Create a Logo in Seconds - Shopify
• Free Logo Maker | Create Your Logo Online with Ucraft
• Logo Design and Name Generator
• Free Logo Maker, Create Custom Logo Designs Online – DesignEvo
• Make Mockups, Logos, Videos and Designs in Seconds
• Graphic Design Software & Logo Tool | DesignMantic: The Design Shop
• Logo Maker | Make a Free Logo Online | LogoMaker.com

Create & Edit

• Photooxy - Simple photo effects and strokes
• ClipDrop - background remove
• Background remover
• Cleanup.pictures - Remove objects, people, text and defects from any picture for free
• Palette - Colorize Photos
• Online Background Remover 100% Free | PicWish
• Remove People from Photos, Remove Objects from Photos Free, HD - SnapEdit.App
• Morflax studio - The Easiest 3D design platform - 3D
• Fotoramio: Photo Editor Online
• Free Profile Picture Maker - Create an awesome profile pic from any photo
• Idention generator | Profile picture
• Squoosh
• PowerGlitch - Glitch anything on the web
• Duotone by ShapeFactory | Create Beautiful Free Duotones
• Avataaars Generator - A free online avatar generator for anyone to make their beautiful personal avatar easily!

Motion

• Motionity - The web-based motion graphics editor for everyone
• Free Online Graphic Designer | Collage Maker | Photo Editor - FotoJet
• Panzoid
• Jitter • The simplest motion design tool on the web.
• All your video needs in one place | Clipchamp
• PhotoMosh - glitch effect

AI

• Vectorizer Image - Convert images to SVG online for free - Creative Fabrica - Free SVG converter
• SynestheticAI - inspiration
• Brandmark - make your logo in minutes
• Bigjpg - AI Super-Resolution lossless image enlarging / upscaling tool using Deep Convolutional Neural Networks
• ARC官网-腾讯
• Hotpot.ai - Hotpot.ai
• AI Image Upscaler – Enlarge Images & Photos Online
• Tome
• Create stunning visuals in seconds with AI.
• Animated Drawings
• Trace Pixels To Vectors in Full Color, Fully Automatically, Using AI - Vectorizer.AI

AI generators

• Mage 🧙 | Free, Fast, Unlimited Stable Diffusion
• Leonardo.Ai
• Lexica
• AI text prompt to SVG | SVG.io
• LimeWire

Render

• Free Animated Graphics Maker | Creavite - banner
• ZorexID - Fake ID to recover accounts
• Make Background - Live, Customized Backgrounds / Wallpapers / Videos
• ColorMix Generator - color scheme
• Textcraft - minecraft style logo
• Intro Maker | Intro Video Templates for YouTube
• RITM Generator - Antlii
• Animated Backgrounds
• AppLaunchpad - (1000) Best Free Mockup Generator - mockups
• Artboard Studio: Design and Animate Like Never Before
• Shots - Create Amazing Mockups
• Lexica - AI generation

Idea

• ScreenLane - UI inspiration
• Dribble - Discover the world’s top Designers & Creatives.
• Flickr - explore - explore images
• Checklist Design - A collection of the best design practices.
• App & Web Design Made Easy | Powered By AI | Uizard
• Daily UI Design Challenge, Inspiration, and Resources
• The Best Landing Page Examples For Design Inspiration - SaaS Landing Page
• Design Systems Repo | A Collection of Design System Resources
• https://collectui.com
• Free Design Resources – Daily Freebies for Creatives
• UI Design Resources, UI Kits, Wireframes, Icons and More - UI8
• Generate Memes with AI | Supermeme.ai

Web design

• CSS Gradient — Generator, Maker, and Background
• Smooth Shadow
• CSS Section Separator Generator | wweb.dev
• Animista - CSS Animations on Demand
• Block Reveal Effects | Overview | Codrops
• Multicolor CSS Gradients, JPG Downloads, 100% Free! | Gradienta
• Design Systems Repo | A Collection of Design System Resources
• CSSPeeper - Smart CSS viewer tailored for Designers
• Stylify Me - Online Style Guide Generator
• Wireframer | Flawless SVG text for your wireframes
• Lorem Picsum

Icon & CSS

• Font Awesome
• Free icons by first-class designers | Iconstore
• 700+ CSS Icons, Customizable, Retina Ready & API
• Icon transition generator
• Free Icons — Tilda Publishing
• Ikonate – fully customisable & accessible vector icons
• Eva Icons - beautifully crafted Open Source UI icons for common actions and items.
• Animated Icons – 3700+ High Quality Animated Icons
• Tabler Icons - 1400+ Open source free SVG icons
• Feather – Simply beautiful open source icons
• Icon organizer & icon library
• Line Awesome — Free Beautiful Icon Font
• Endless Icons | Free Icon Library

Pattern & Shapes

• pattern.css - Background Patterns in CSS
• Get Waves – Create SVG waves for your next design
• Blobmaker - Make organic SVG shapes for your next design
• Rad Lines by @msurguy
• Paaatterns! for Free
• scribbbles

Development

A place for developers to stop.

Build

• kodular - app builder free
• Thunkable: Best no code app builder | No code app creation - android app builder
• Neverinstall | Your browser is the new operating system - build in the cloud
• Dashboard — Gitpod
• Deno Deploy
• Streamlit • A faster way to build and share data apps
• CodePen: Online Code Editor and Front End Web Developer Community
• VSCode web

Markdown

• readme.so - easy GitHub read me file generate
• GitHub Profilator - GitHub user photo to markdown
• GitHub Socialify- GitHub repository status badge

Debug

• GDB online Debugger | Compiler - Code, Compile, Run, Debug online C, C++
• Cyrilex | Test and debug regular expressions

Practice

• Hacker rank - Practice codes
• Project euler
• Play with Docker
• CodeSandbox: Instant Cloud Development Environments

API

• GroqCloud - generative AI
• Simple CRUD API - Fast & Free RESTful API for Your Projects

Deploy

• WebOps SaaS Platform for High Impact Websites | Pantheon
• Free Hosting, Paid Hosting, Reseller Services & VPS Servers : Byet Internet
• StackBlitz | Instant Dev Environments | Click. Code. Done.
• cron-job.org Console
• Hosting made for everyone | alwaysdata - Free 100 MB data

Domain

• Namechk - Username and Domain Name Checker - Search All Domain Names and User Names to see if they’re available

Share

• Carbon - Create and share beautiful images of your source code.
• Faux Code Generator- GitHub gist to SVG
• Asciinema - Free and open source way to record terminal sessions and share them on the web.

Tweak tools

• Wakatime - Track time and amount you code in particular languages.
• HackMD - Real time, Multi-platform Collaborative Markdown note editor.
• Favicon Generator for perfect icons on all browsers
• Code Beautify and Code Formatter For Developers - to Beautify, Validate, Minify, JSON, XML, JavaScript, CSS, HTML, Excel and more

Web development

• Draggable JS – JavaScript drag and drop library
• Free Bootstrap Themes and Website Templates | BootstrapMade
• CodePen: Online Code Editor and Front End Web Developer Community
• Free HTML Templates for Websites on HTMLrev
• Explore 3000+ Free UI Elements: CSS & Tailwind
• Toptal Utilities - Tools & Resources Developers, Designers

Site Generators

• The world’s fastest framework for building websites | Hugo
• Build optimized websites quickly, focus on your content | Docusaurus
• Primo — build, edit, and publish static sites

Reference

• Can I use - Use Google Analytics to decide whether users can use a feature in your website.

Tools

Handy tools for everyone. Can be as little as multiplication of 2 matrix!

Local server

• Sync Thing
• Miniserve or file share:8080
• Serveo: expose local servers to the internet using SSH

Productivity

• Telegraph - snippet share.
• Edit Images, Videos & Documents for Free | Quicktools by Picsart
• QR Code Generator with Logo | Create Free Custom QR Codes Online - QR
• Fast fingers - Online typing test.
• Find all Working BDIX Servers | Gamitisa - BDIX tester
• Rapidtags | YouTube Tag Generator and Optimizer
• Tools « den4b.com
• IT Tools - Handy online tools for developers
• Resumake

GitHub

• Crontab.guru - The cron schedule expression editor [GitHub action timer]
• Metrics
• GPRM : GitHub Profile ReadMe Maker
• #GitHubUnwrapped 2023 - Your coding year in review

Team

• Jitsi Meet - Meeting without even an account

Text share

• Hastebin

File share

• Wormhole - Simple, private file sharing
• xFile - Keep your Google Drive files safe with us
• Wikisend: free file sharing service - File share
• WebWormhole - secure file transfer
• Share files privately, fast and without size limit using ToffeeShare| E2E
• Send Anywhere - File transfer
• Streamable - Video sharing.
• Filebin
• Gofile - Free file sharing and storage platform
• Free file sharing service ~ pixeldrain
• Postimages — free image hosting / image upload
• Best Free File Secure Sharing Services - FilePress

File tweak

• Web Apps by 123apps - Edit, Convert, Create
• Audioalter - Audio toolkit
• YouCompress - File compress
• Optimize images online - image optimization
• Free PDF, Video, Image & Other Online Tools - TinyWow
• Smallpdf.com - A Free Solution to all your PDF Problems
• File Converter - FreeConvert.com

Site Wrapper

• Webpage archive
• 12ft
• Scribe - Medium alternative

SEO

• Pre post SEO

Downloader

• Imgur Album Downloader - Imgur albums
• DownGit - Git repository downlod
• Free URL Un-Shortener Unshorten URLS like goo.gl, bit.ly
• cobalt - Media downloader (YouTube/…)
• Homeworkify.st » Get Free Q&A Answers 2022 | Homework help Online

Track contents

• Grouvee - Track your video game collection.
• Goodreads - Track which books you’ve read.
• Trakt - Track which TV shows and Movies you’ve watched.
• Know it all - Web list that helps you track what you know and what you don’t about web development.

Checkups

• Cover Your Tracks - privacy checkup of browser
• Compare your Page Speed - multiple web-page compare
• PageSpeed Insights - Google’s page speed insight
• Plagiarism Checker Free | Accurate with Percentage
• VirusTotal - File upload and check

Encryption and certificates

• S/MIME certificates from Actalis | Actalis.com- S/MIME certificate for mail

DNS

• CONTROL D - Control Your Internet - simple DNS
• AdGuard DNS - ad blocking DNS server
• NextDNS - The new firewall for the modern Internet - more advances DNS

Little tweaks

• 10 min mail - Have a temporary email for 10 minutes.
• Nullsto - Temporary education email - Temp edu. mail with a specific name
• Temp Mail - Disposable Temporary Email
• Just a moment… - Fake ID
• ZXing Decoder Online - Decoder of bar-code | WiFi pass
• Instant.io - Torrent Tracker.
• Tube replay - Watch a YouTube video on a loop without pressing replay.
• Email Alias | SimpleLogin
• Zero Width Shortener
• snippet generator | vscode user snippets
• AI Detector, AI Checker, & AI Humanizer | Undetectable AI

Text generator

• Rytr - Best AI Writer, Content Generator & Writing Assistant
• AI Social Bio

Speech and text

• Text to speech generator free online ( TTS Free ) - TTSFree.com
• Dubverse | Login

AI Quests

• CrowdAI - Connects data science experts and enthusiasts with open data to solve specific problems, through challenges.
• DataQuest
• Kaggle - Site devoted to Data Analysis through Machine learning.
• Replicate – Run open-source machine learning models with a cloud API
• Scribble Diffusion

Generative Predictive models

• AI Chat - DuckDuckGo
• BAI Chat
• Pi, your personal AI
• Perplexity
• Google NotebookLM - AI from your notes

Learn

Learn as you go cause you can’t finish it.

General

• মুক্তপথ - সরকারী
• Learn anything - Platform for knowledge discovery that helps you understand any topic through the most efficient paths, as voted by the community.
• MuscleWiki - Simplify your workout

Skill based (short)

• 200+ Free Tutorials at GCFGlobal - Basic articles of computer and internet
• Home | Linux Journey - Linux Journey
• Arch-Linux-Guide · GitHub - GitHub
• সহজ ভাষায় পাইথন ৩ | সহজ ভাষায় পাইথন ৩ - Python in Bangla
• কৃত্রিম বুদ্ধিমত্তা | বাংলায় - AI roadmaps and books in Bangla
• W3schools - The standard for Web Development.
• Ahrefs - SEO Tools & Resources To Grow Your Search Traffic
• শাফায়েতের ব্লগ | প্রোগ্রামিং এবং অ্যালগরিদম টিউটোরিয়াল
• React Tutorial
• CSS-Tricks - Tips, Tricks, and Techniques on using Cascading Style Sheets.
• Rapid API Learn
• Learn Git Branching
• Learn Prompting: Your Guide to Communicating with AI
• Dashboard · USACO Guide
• TryHackMe | Cyber Security Training
• Javascript Playground (Sandbox, Repl)- Javascript playground

Skill based (long)

• GitHub - EbookFoundation - Books & interactive tutorials
• Freecodecamp
• GeeksforGeeks | A computer science portal for geeks
• সবার জন্য প্রোগ্রামিং :: বাংলায় প্রোগ্রামিং ও সফটওয়্যার ডেভেলপমেন্ট শেখার ওপেনসোর্স কোর্স
• Brilliant - Online math and CS courses.
• Class Central - Find the best courses, wherever they exist
• Hackr - Find programming Courses & Tutorials.
• Code’s organization | Code.org - Learn today, build a brighter tomorrow
• Code academy - Free online coding tutorials.
• Coursera
• Educative.io - Online tutorials
• EdX
• Web development tutorials | w3resource
• tutorials point
• Leetcode - Platform to help you enhance your skills, expand your knowledge and prepare for technical interviews.
• Exercism - Online execution of programming problems.
• Programming & Engineering Questions & Answers - Sanfoundry
• MOOC.org | Massive Open Online Courses | An edX Site
• Exercism
• Code Makes Perfect - Coddy

Visual

• Algorithm visualiser
• Explained visually - Website dedicated to Explorable Explanations.

Calculation

• Symbolab - Online calculator that can do Calculus.
• Omni Calculator
• GeoGebra - free math tools
• Desmos - Online Graphing Utility.
• Wolfram|Alpha: Computational Intelligence

Simulation

• falstad.com | electrical circuit simulation
• PhET: Free online physics, chemistry, biology, earth science and math simulations
• JavaLab - Science simulations
• eduMedia – Interactive simulations and videos for Science and Math
• SIMULATIONS
• Tungsteno
• Animagraffs - Animated infographics about everything.

AI Study

• They See Your Photos - AI transcription of our bitmaps

Science

• What’s New at Science Notes - Periodic Tables and More - Science Notes and Projects
• Course Hero | Own the study hour

Paper

• Where is SciHub - Go to correct link of SciHub (reserach paper search).

Study

• MIT courses
• Quizlet
• TED - Free Expert Academic Talks.
• Arxiv - Open access to 1,364,248 e-prints in STEM fields.
• Chemdiary - Track your drug, research chemical and nootropic use.

English

• Free English Online Exercises and Activities for all levels
• Ludwig • Find your English sentence
• Sentence dictionary online - Good sentence examples for every word!
• Sentence Stack - a powerful Linguistic Search Engine backed by 300+ million sentence examples
• Write & Improve with Cambridge
• TLDR This - Article Summarizer & Online Text Summarizing Tool
• Practice Speaking English Online Free - Language Practice Community
• Oxford Learner’s Dictionaries | Find definitions, translations, and grammar explanations at Oxford Learner’s Dictionaries

Quotes

• Azquotes - Thousands of quotes by thousands of people.

News

It’s just 4 thing, north, east, west and south and it is so much dynamic.

Articles

• Trickbd.com - Know for sharing
• Home SHOPTIPS24.CoM
• Edutunebd - শিক্ষার অনলাইন প্লাটফর্ম
• Help! Linux ate my RAM!
• যাদুকরদের প্রতি অভিশাপ - curse upon magicians - Ruqyah Support BD
• মূলপাতা • বিবিজান.কম - Islamic articles

Information

• Developer Roadmaps - Roadmap
• CP Roadmap for beginers by CSE-CLUB, PSTU
• Git logs - Discover trending repos on GitHub.
• Github info - Statistics about GitHub.
• myGov - মাইগভ | এক ঠিকানায় সরকারি সেবা - Bangladesh govt. dashboard
• Alcamy - Internet’s catalog of knowledge.
• New Tab

Collections

It exists so that you don’t need to collect again.

Multi Linked

• GitHub - 😎 Awesome lists about all kinds of interesting topics
• List community - Easy way to browse curated lists and docs
• Easy With AI - Best AI Tools & Services
• Future Tools - Find The Exact AI Tool For Your Needs

Software

• Ekushey - Bangla keyboard
• Find Open Source By Searching, Browsing and Combining
• Open Source Alternatives to Proprietary Software
• Awesome-Linux-Software - List from GitHub
• Best 704K+ Open Source Software Projects - Open Source Agenda
• Windows 10 Ameliorated - Windows 10 minus the spyware plus added stability and security.
• TechBench by WZT (v4.1.1)
• Uneed - The best tools on the internet
• Packages for Linux and Unix

Templates

• TemplateLab - Best Business & Legal Templates
• Free Google Slides themes and Powerpoint templates | Slidesgo

Websites

• বাংলাদেশের জনপ্রিয় ব্লগ সাইট সমূহ
• Undesign | Collection of free design tools and resources for makers, developers and designers
• GitHub - Clone-Wars - 100+ open-source clones of popular sites like Airbnb, Amazon, Instagram, Netflix, Tiktok, Spotify, Whatsapp, Youtube etc.
• DesignValley | The Ultimate Design Tool

API - dev

• JSONing - Mock API

Alternatives

• Welcome to the CHATONS website | CHATONS

Books

• PDF Archive - Host, share, publish and archive your PDF documents
• LibZen
• Library Genesis
• zlibrary-redirect.se | Z-Lib

Plugins

• Vim awesome - Find vim plugins.
• FirefoxCSS Store

3D

• Poly Haven
• 3D Models Free Download - Open3dModel.com
• ambientCG - CC0 Textures, HDRIs and Models
• Blender 3D Models - For The Users - By The Users : Blender 3D Models
• BlenderKit | Download Free 3D models, textures and other Blender assets
• Blender addons
• Products - Blender Market
• BlenderNation - Daily Blender Art, Tutorials, Development and Community News
• Blend Swap | Home
• 3D Models for Free - Free3D.com
• Free - Poliigon| 103 FREE

Wallpaper

• Wallpaperflare - Beautiful HD wallpapers free download
• Wall Heaven
• Minimalistic Wallpaper Collection

Photo

• Ill gander
• Imgur
• pexels
• Pixabay
• Unsplash
• Free Icons, Clipart Illustrations, Photos, and Music
• Openclipart - Clipping Culture
• unDraw - Open source illustrations for any idea
• Home — Food Pictures • Foodiesfeed • Free Food PhotosFood Pictures • Foodiesfeed • Free Food Photos
• Free Stock Photos, Images, and Vectors
• Moveast
• stokpic | Unlimited Royalty Free stock photos and images For Commercial use
• Free Stock Photos - SplitShire
• Free Stock Photos and Images - StockSnap.io
• Free Public Domain Images - SnappyGoat.com
• Download 1000’s of free SVG brand logos | VectorWiki
• Generated Photos | Unique, worry-free model photos
• Free Commercial Stock Photos & Royalty Free Images | PikWizard

Illustration

• Storyset | Customize, animate and download illustration for free
• Open Doodles - Free sketchy illustrations
• Open Peeps, Hand-Drawn Illustration Library
• Catalog • Craftwork
• Control
• GitHub Octodex
• Beautiful Notion-style illustrations - Notioly
• Glaze | Illustrations

PNG

• PNGWing - Exclusive png design images
• Free Transparent PNG Images, Stickers & No Background Clipart - StickPNG
• Find High-Quality Transparent PNG Images - PNG All
• Download Transparent Free PNG Images - PNG Mart
• Free Transparent PNG Images, Unlimited Download - PNGkey
• Bamboo PNG images free download | Pngimg.com
• CleanPNG - HD png images and illustrations. Free unlimited download. - CleanPNG / KissPNG

Video

• Free Stock Video Footage HD 4K Download Royalty-Free Clips
• Browse Our Marketplace | Motion Array
• Coverr - Free Stock Video Footage, Royalty Free Videos for Download
• Mixkit - Awesome free assets for your next video project
• Free Stock Video Footage HD 4K Download Royalty-Free Clips

Music

• chosic
• Freesound - Freesound
• NCS (NoCopyrightSounds) - Free Music for Creators
• Music for Video Creators - Hear the Difference | BenSound
• Mixkit - Awesome free assets for your next video project
• Free Stock Music for Your YouTube Videos or Multimedia Projects - 100% Free
• My Instants - randomly shared musics

Fonts

• Nerd Fonts - Iconic font aggregator, glyphs/icons collection, & fonts patcher
• Fontjoy - Generate font pairings in one click
• Bunny Fonts | Explore Faster & GDPR friendly Fonts
• Download free fonts — Fontstorage.com
• Free fonts - Freebiesbug
• FontsArena — Free fonts, free alternatives, done-for-you-research articles. Ads-free open startup.
• Be fonts
• Free Fonts! Legit Free & Quality » Font Squirrel
• Type Scale - A Visual Calculator
• Fontpair - Free, beautiful fonts and font pairings curated just for you
• Free Fonts | 110,000+ Font Downloads | FontSpace
• 1001 Free Fonts | Download Fonts
• Fancy > Curly fonts | dafont.com
• Font Get

Fun

Let machine automate your fun.

Generator

• Sweary - Insult generator
• Username Generator
• Fake Detail Generator | Fake Person Identity- fake screenshot

Ability

• ZType – Typing Game - Type to Shoot
• Can’t Unsee - Test your designing ability
• SineRider- Math Graph learning game

Stats

• First PR - See the first GitHub Pull Request you made.
• Eventbrite - Discover event or create to connect with people.
• World Meters - World Statistics updated in real time.

Watch

• Rocumentaries - Curated links to the very best documentaries
• Piped | YouTube lightweight
• Invidious - An open source alternative front-end to YouTube
• @DarkHatHacker75 - Multi play YouTube
• Stremio - Freedom to Stream

Coding challengers

• Checkio - Games for coding.
• Code combat - Programming Game designed for Students.
• Math + Programming - Project Euler
• Codewars
• Codingame
• Login | LightOJ
• দ্বিমিক অনলাইন জাজ | Dimik OJ
• StopStalk
• Blockly Games

Cloud gaming

• Online Games on Poki - online gaming
• CloudCat - Game auto-play bot
• Kirka.io
• Home | Browseit
• CrazyGames - Free Online Games on CrazyGames.com
• Play Games Online – GamesFrog.com - Old retro style games

Games hub

• Itch.io - Simple way to find and share indie games online for free.
• Aternos | Free Minecraft Server

Animation

• Matrix multiplication
• The Boolean Game

Wiki

These kind of thing exists so that it can help you fall asleep.

Docs

• Scholarpedia - Peer-reviewed open-access encyclopedia, where knowledge is curated by communities of experts.
• MDN
• Free for developers
• Numba: A High Performance Python Compiler
• List of games - Libregamewiki

CheatSheet

• tldr: 📚 Collaborative cheatsheets for console commands
• CheatSheets.zip - Quick Reference Cheat Sheet
• Devhints | TL;DR for developer documentation
• বাংলা ডেভেলপার চিটশিট | ডেভ সংকেত - Bangla cheat-sheet’s collection
• Cheatography - Cheat sheet | English
• Quick Ref
• Regex Learn - Regex Cheatsheet
• Shortcuts.design | Every shortcut for designers in one place 🚀

Reference

• SYMBL (◕‿◕) Symbols, Emojis, Characters, Scripts, Alphabets, Hieroglyphs and the entire Unicode
• Google Cloud Developer Cheat Sheet
• TryHackMe | Resources | Free Tier

Others

And some leftovers, can you categorize them?

Benchmarking

• WebGL water
• Kalidoface 3D - Face & Full Body Tracking