- AI
- Programming
- Design
- Picture
- Video
- Music
- Cheatsheets
- Software&Tools
- Blog
- VPN/Proxy
- Game
- Entertainment
- Faraday.dev - Chat with AI Characters. Works offline. Zero configuration.
- Suno AI - We are building a future where anyone can make great music. No instrument needed, just imagination. From your mind to music.
- HuggingChat - The first open source alternative to ChatGPT. 💪
- Imagine with Meta AI - Use Imagine with Meta AI to quickly create high-resolution, AI-generated images for free. Just describe an image and Meta AI will generate it with technology from Emu, our image foundation model.
- bard - Bard 是为你提供创意启发和实用信息的好帮手。无论是激发想象力、提升工作效率，还是实现创意构想，Bard 都可助你一臂之力。
- ChatGPT - A conversational AI system that listens, learns, and challenges
- Codeium - A Free AI-Powered Toolkit for Developers
- OpenAI Translator - OpenAI-Translator is a Chrome extension that uses the ChatGPT API for translation.
- Easy-Peasy.AI - Best AI Writer, Content Generator & Copywriting Assistant
- DALL·E - Experiment with DALL·E, an AI system by OpenAI
- Stable Diffusion Online - Stable Diffusion is a latent text-to-image diffusion model capable of generating photo-realistic images given any text input, cultivates autonomous freedom to produce incredible imagery, empowers billions of people to create stunning art within seconds.
- AI Copywriter & Chatbot - Copymatic - Use our AI-powered platform to write engaging, conversion-optimized and human-quality copy or content: from social media ads to full landing pages or blog posts in seconds.
- Gamma - A new medium for presenting ideas, powered by AI. Beautiful, engaging content with none of the formatting and design work.
- Voice Control for ChatGPT - Enhance Your ChatGPT Experience with Voice Input and Read Aloud Capabilities
- Midjourney
- PromptPerfect - A cutting-edge prompt optimizer designed for large language models (LLMs), large models (LMs) and LMOps.
- Prompthero - The #1 website for prompt engineering. Search millions of AI art images by models like Stable Diffusion, Midjourney...
- AI Prompt Marketplace - Get the most out of generative AI with the best prompts from our marketplace of prompt engineers.
- ChatPDF - Chat with any PDF
- Tome - Meet Tome, your new AI storytelling partner. Use video narration, live data, and endlessly flexible pages to build polished presentations in minutes.
- ZZZ Code AI - Free AI-powered website to get any programming question answered or code generated.
-
Algorithms
- Online Judge
- Sphere Online Judge (SPOJ) - SPOJ (Sphere Online Judge) is an online judge system with over 315,000 registered users and over 20000 problems. The solution to problems can be submitted in over 60 languages including C, C++, Java, Python, C#, Go, Haskell, Ocaml, and F#. SPOJ has a rapidly growing problem set/tasks available for practice 24 hours/day, including many original tasks prepared by the community of expert problem setters associated with the project.
- Coderbyte | Technical Assessments & Interviews - Evaluate candidates quickly, affordably, and accurately for assessments, interviews, and take-home projects. Prepare for interviews on the #1 platform for 1M+ developers that want to level up their careers.
- CodeChef: Practical coding for everyone - Learn to code for free using our beginner friendly and interactive learning courses. Get all the practical skills required to excel at computer science. Start learning with CodeChef today and unlock your potential as a developer!
- Top Website Designers, Developers, Freelancers for Your Next Project | Topcoder -
-
OPEN WEB API & WEB SERVICE
- Stack Exchange API
- RANDOM USER GENERATOR - A free, open-source API for generating random user data. Like Lorem Ipsum, but for people.
- Fake Store API - Fake store rest API for your e-commerce or shopping website prototype
- They Said So Quotes API - They Said So Quotes API offers a complete feature rich REST API access to its quotes platform.
- ray.so - This website allows you to take beautiful screenshots of codes
- RapidAPI - Popular APIs on the RapidAPI Marketplace
- disease.sh - Open Disease Data API
- ImageOptim API - ImageOptim API makes pages load faster
- TinyPNG - Developer API - Automate your WebP, JPEG and PNG compression workflow
- Pocket - When you find something you want to view later, put it in Pocket.
- Inoreader - Build powerful applications and distribute content with Inoreader's API for developers. Access millions of articles and enhance user experience.
- 环境云 - 环境大数据免费开放平台
- 聚合数据个人中心
- CNode - Node.js 专业中文社区
- Weather API
- Dark Sky API - The easiest, most advanced, weather API on the web.
- 有道翻译 API - 有道翻译 API，为广大开发者提供开放接口。您的应用或网站可通过有道翻译 API，构建丰富多样的功能或应用，为用户带来即时，准确，方便的查词或翻译体验，从而降低语言理解与应用门槛。
- 网易云音乐 NodeJS 版 API
- MediaWiki Action API - The MediaWiki action API is a web service that allows access to some wiki-features like authentication, page operations, and search. It can provide Meta information about the wiki and the logged-in user.
- Clearbit’s API
- Hacker News API - Documentation and Samples for the Official HN API
- OMDb API - The OMDb API is a RESTful web service to obtain movie information, all content and images on the site are contributed and maintained by our users.
- Unsplash API - Create with the largest open collection of high-quality photos. For free.
- Steam Web API
- 和风天气 - 全球天气 API 服务
- AC Developer API - Create with the largest collection of high-quality photo and vector. For free.
- osu!api - Public API for accessing osu! related data. Contribute to ppy/osu-api development by creating an account on GitHub.
- Battle.net Developer Portal - Blizzard Developer Portal
- reddit API - Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you. Passionate about something niche? Reddit has thousands of vibrant communities with people that share your interests. Alternatively, find out what’s trending across all of Reddit on r/popular. Reddit is also anonymous so you can be yourself, with your Reddit profile and persona disconnected from your real-world identity.
- Developers / API | Open Library
- API - 深蓝阅读 | BlueReader - 通过调用深蓝阅读提供的接口，可以将深蓝阅读的热门内容、自己的订阅等展现在自己的网站或博客上，丰富网站的内容。
- API 2.0 - Gate.io - The Gate of Blockchain Assets Exchange
- earthquake.usgs.gov
- Premium weather API for Developers - Weather API - Current, Forecast and Historical Weather
- Dribbble API - Build and integrate tools and applications to help members publish their design work on Dribbble.
- TinyJPG Developer API - Hook up your server to optimize all your JPEG and PNG images on the fly.
- Codewars API
- IT Bookstore API (version 1.0) - IT Bookstore API (version 1.0) - api.itbook.store
- Gitter API
- verystream API
- Discord Developer
- Slack API
- Workday API
- 射手(伪) API文档
- Mailgun - Transactional Email API Service For Developers
- Remotive Jobs API - World's largest API feed of remote jobs
- pipedream - Pipedream is a serverless integration and compute platform that makes it easy to connect apps and develop event-driven workflows.
- Mockae - Fake rest API powered by Lua
-
CDN
- Bootstrap 中文网开源项目免费 CDN 服务
- Staticfile CDN
- cdnjs
- UNPKG - unpkg is a fast, global content delivery network for everything on npm.
-
DNS
- 1.1.1.1 - the Internet’s Fastest, Privacy-First DNS Resolver
- Public DNS+ - DNSPod推出的域名递归解析服务
-
Mirrors:
-
GAME
- codingame
- codewars
- codingfantasy - Learn Code By Playing Games
-
ONLINE CODING
- Try Redis
- es6console
- stackblitz - The online IDE for web applications. Powered by Visual Studio Code.
- Flexbox Froggy
- leetcode - LeetCode is the best platform to help you enhance your skills, expand your knowledge and prepare for technical interviews.
- freecodecamp
- visualgo - visualising data structures and algorithms through animation
- Better Go Playground - Better Go Playground with syntax highlight support
-
DATABASE
-
Machine Learning
-
SaaS&Tools
- ScreenToGif - Screen, webcam and sketchboard recorder with an integrated editor
- LocalSend - Share files to nearby devices. Free, open-source, cross-platform.
- Layoffs.fyi - Tech Layoff Tracker and Startup Layoff Lists
- monaspace - An innovative superfamily of fonts for code
- ACL4SSR 在线订阅转换 - ACL4SSR,ACL4SSR在线订阅转换,Clash在线订阅转换,在线订阅转换
- CertificateTools.com - Online x509 Certificate Generator. Create self-signed certificates, certificate signing requests (CSR), or a root certificate authority. Featuring support for multiple subject alternative names, multiple common names, x509 v3 extensions, RSA and elliptic curve cryptography. OpenSSL commands are shown so they can be run securely offline.
- bundlephobia - find the cost of adding a npm package to your bundle
- Codacy - Automated code reviews & code analytics
- codingfont - Find Your True Love of Coding Fonts
- Unicode Table
- regex101: build, test, and debug regex
- PRISM Break - 粉碎棱镜——保护你自己的安全、隐私和自由！让我们逃离所有类似于棱镜计划、XKeyscore 和时代计划的全球信息监控项目。
- OBS Studio - Free and open source software for video recording and live streaming.
- RustDesk - 开源虚拟与远程桌面基础架构
-
方法论
-
Books
- Exploring ES6: Upgrade to the next version of JavaScript
- Patterns - Stay up to date on the latest design and performance patterns.
- Exploring JS: JavaScript books for programmers
- Go语言101 - Go语言在线书籍和工具等
- TypeScript Deep Dive
-
Courses
- Learn TypeScript - FREE TypeScript course for JavaScript developers
-
Guidance
- web.dev - Guidance to build modern web experiences that work on any browser.
- facebook.design - Collection of articles, videos, and resources made by designers at Facebook.
- dribbble - Dribbble is where designers get inspired and hired.
- Collect UI - Daily inspiration collected from daily ui archive and beyond. Based on Dribbble shots, hand picked, updating daily.
- The Best Designs - Web Design Inspiration
- Web Design Museum - The museum exhibits over 900 carefully selected and sorted web sites that show web design trends between the years 1995 and 2005.
- straightline - web design bookmarking
- graphberry - Free pixel perfect resources, made with love
- iconfont - 阿里妈妈 MUX 倾力打造的矢量图标管理、交流平台。
- icons8 - 84,900 Free Flat Icons
- resourcecards
- ONE PAGE LOVE - The ultimate showcase of One Page websites
- Httpster - Httpster is an inspiration resource showcasing totally rocking websites made by people from all over the world.
- uisdc
- It's Nice That
- Mindsparkle
- Logo Design Love
- Brandnew
- Yatzer
- TOPYS
- DrawKit - DrawKit is a collection of beautiful, customisable MIT licensed illustrations, both free and paid, in two styles, to use on your next website, app, or project.
- Vector Logo Zone - 3,000+ gorgeous SVG logos, perfect for your README or credits page
- Figma - Figma: the collaborative interface design tool.
- Font Flipper - Find Free Fonts
- National Diet Library - 「NDLイメージバンク」は国立国会図書館所蔵の浮世絵、雑誌、図書などから、選りすぐりのビジュアル資料を紹介するオンライン展示です。
- Unsplash - Beautiful, free photos. Gifted by the world’s most generous community of photographers.
- Uplabs - Uplabs is the leading community of creatives, offering the best digital inspiration and downloads, every day.
- Pickupimage - Pickupimage is the largest collections of free photographs. Free download high quality premium free stock images, public domain photos.
- 無料写真素材
- Pixabay - 发现我们慷慨的社区分享的 1.5 百万张图片和视频。
- hippopx - free stock photos under CC0 license
- pickpik - Beautiful Royalty-Free Photos Sorted By AI
- pexels - Best free stock photos in one place.
- free-paper-texture - 商用利用可能な高画質の紙のテクスチャー素材を無料でダウンロードできるサイト
- photo-ac - 免費高質量的圖像，您可以用於您的個人和商業項目。
- freerangestock - Great photos. Totally free.
- placekitten - A quick and simple service for getting pictures of kittens for use as placeholders in your designs or code.
- Placeholder.com - Placeholder.com is a free image placeholder service for web designers, serving 1+ billion images per month.
- StockSnap.io - Beautiful free stock photos
- picjumbo - Download free stock photos, backgrounds and free high-resolution images for personal and commercial use
- foodiesfeed - 是一个以「美食」为主题的免费图库网站。它收集了来自世界各地的美食摄影师的食物照片作品，并在 CC0 许可下免费共享给任何人使用。
- pakutaso - 高解像度の画像を何枚でもダウンロードできる国内最大規模の写真素材サイトです
- isorepublic - Thousands of Free High-Resolution CC0 Photos and Videos
- The Met Collection - The Met presents over 5,000 years of art from around the world for everyone to experience and enjoy.
- Pexels Videos - Completely free stock videos.
- DISTILL BETA - Curated HD Video Free For Your Personal and Commercial Use.
- mixkit - Extraordinary HD videos. For you to use, completely free of charge. 免费可商用！Mixkit 优质高清视频素材 MP4 + 卡通艺术插画设计图片下载网站
- 徐晓冬北京格斗狂人
- 陈秋实
- BBC News 中文
- 1818黄金眼
- 李永乐老师
- 江峰时刻
- 敖厂长
- 老梁
- Big-O Algorithm Complexity Cheat Sheet (Know Thy Complexities!)
- OWASP Cheat Sheet Series - The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific web application security topics.
- OWASP Cheat Sheet Series - 2 - The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics. These cheat sheets were created by various application security professionals who have expertise in specific topics.
- OverAPI - Collecting all the cheat sheets
- devhints
- All Online Tools in One Box | 10015 Tools - All online tools you need in one box for free. Build anything online with “all-in-one toolbox”. All tools are easy-to-use, blazing fast & free.
- carbon - Create and share beautiful images of your source code. Start typing or drop a file into the text area to get started.
- GitHub Contribution Chart Generator - Generates an image of all your GitHub contributions since you have signed up, so you can use it in social media.
- GeoGebra - GeoGebra 是一款适用于各级教育的动态数学软件, 它将几何, 代数, 表格, 绘图, 统计和微积分整合到一个引擎中.
- sumatrapdfreader - PDF, eBook (epub, mobi), comic book (cbz/cbr), DjVu, XPS, CHM, image viewer for Windows. Small, fast, customizable, free.
- grep.app - Search across a half million git repos
- roadmap.sh - This website provides roadmaps, guidelines, and other educational content to assist developers in choosing a path and directing their learning
- Google Public DNS - Google Public DNS
- Google Fonts - Making the web more beautiful, fast, and open through great typography
- DB Fiddle - An online SQL database playground for testing, debugging and sharing SQL snippets.
- SQL Fiddle - A tool for easy online testing and sharing of database problems and their solutions.
- SQLable - A suite of database tools, including an SQL formatter and validator, an SQL regex tester, a fake data generator, and interactive database playgrounds.
- overapi.com - Collecting All Cheat Sheets
- ImageOptim - ImageOptim makes images load faster
- TinyPNG - Smart PNG and JPEG compression
- Firefox Relay - Firefox Relay makes it easy to create aliases, randomly generated email addresses that forward to your real inbox. Use it to protect your online accounts - and your identity - from hackers. Sign in with your Firefox account to get started.
- Neat Download Manager - Neat Download Manager is a free Internet Download Manager for macOS (OS X 10.10 or higher) and Windows (Windows 7 or higher)
- pgAdmin - pgAdmin is the most popular and feature rich Open Source administration and development platform for PostgreSQL, the most advanced Open Source database in the world.
- 马克鳗 - 高效的设计稿标注、测量工具
- Forticlient - Next Generation Endpoint Protection
- typora - a markdown editor, markdown reader.
- mitmproxy - mitmproxy is a free and open source interactive HTTPS proxy.
- OldApps - Download odd apps
- Cloudcraft - Draw AWS diagrams
- xclient
- Google+ featuredphotos - 精选照片屏幕保护程序
- online-downloader - Free Online YouTube Convert and Download
- TinyJPG - Smart JPEG and PNG compression
- RIOT - A free program designed to efficiently optimize images for the Web
- ImageAlpha
- Feed43 - Convert web pages into professionally looking RSS feeds.
- Let’s Encrypt - Let’s Encrypt is a free, automated, and open Certificate Authority.
- PhpStorm Themes
- 天眼查 - 都在用的商业安全工具
- citrix
- Privoxy
- IPSW Downloads - Download current and previous versions of Apple's iOS Firmware and receive notifications when new firmwares are released.
- Uptodown - DownloadDiscoverShare
- producthunt
- JWT.IO - JWT.IO allows you to decode, verify and generate JWT.
- SendGrid - Send Email Newsletters Password Resets Promotional Emails Shipping Notifications With Confidence
- Clip Converter - YouTube to MP4 & MP3 Converter!
- vscodethemes
- Firefox Send - 简单、私密的文件分享服务
- Chrome Extension Downloader - easily download chrome extensions
- MikuTools - 一个轻量的工具集合
- crontab.guru - the cron schedule expression editor
- Flag Counter - Flag Counter Management
- Firefox Monitor - 看看您是否出现在数据外泄事件中
- 奶牛快传 | CowTransfer - 文件传输服务
- Squoosh
- What is my IPv6 Address?
- PuTTY - a free SSH and Telnet client
- Insomnia - Insomnia REST Client
- ExtendsClass - Online developer tools: REST/SOAP Clients, SQLite browser, Regex/XPath/JSONPath Testers, code checkers, encoders and converters.
- cmder
- Git Bash Git GUI Client 自带
- iTerm2 - Mac OS Terminal Replacement
- oh-my-zsh
- LibreOffice
- Apache OpenOffice 开放免费的文字处理软件
- Thunderbird
- Foxmail
- Rufus 轻松创建 USB 启动盘
- TumblOne free Tumblr image downloader
- Lingoes Translator 灵格斯词霸 免费的词典与文本翻译软件
- f.lux 护眼工具
- AutoHotkey
- LICEcap GIF 录制工具
- Clover 3
- AppCleaner mac osx 卸载软件及其相关文件
- CheatSheet 按
command快速查看当前软件的快捷键 - Sublime Text
- Notepad++
- Brackets
- Visual Studio Code
- WebStorm
- Atom
- gedit
- vscode
- Sumatra PDF
- Foxit PDF Reader
- Adobe Acrobar Reader DC
- PDF-XChange Viewer
- SoftEther
- Shadowsocks
- Lantern
- Psiphon
- 7-Zip
- WinRAR
- Bandizip 轻巧、快速、免费的压缩软件
- KeePass
- Chrome Inspect (审查元素时，经常 crash，需翻墙)
- GapDebug（需翻墙）
- Adblock Plus
- Postman
- FireShot
- Momentum
- 划词翻译
- Axure RP Extension for Chrome
- Proxy SwitchyOmega
- WEB 前端助手(FeHelper)
- React Developer Tools
- Emmet Re:view
- Sourcetree
- Git Extensions
- PuTTY SSH and telnet client
- FileZilla The free FTP solution
- Charles Web Debugging Proxy Application for Windows, Mac OS and Linux
- Fiddler free web debugging proxy
- VirtualBox
- VMware Workstation
- Parallels Desktop
- I2P Anonymous Network
- DevDocs API Documentation
- W3cubDocs API Documentation
- Imgur: The magic of the Internet
- v2ray
- neatdownloadmanager
- draw.io - draw.io is free online diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams.
- Pastebin - Pastebin.com is the number one paste tool since 2002. Pastebin is a website where you can store text online for a set period of time.
- osu!next Signature Generator
- 射手网(伪) - assrt.net
- 免费在线 YouTube 下载器：下载 YouTube 视频、Facebook 等等！
- CC Search - Search for free content in the public domain and under Creative Commons licenses.
- GTmetrix - Website Speed and Performance Optimization
- WebPagetest - Website Performance and Optimization Test
- WebTorrent - Streaming browser torrent client
- Smallpdf - A Free Solution to all your PDF Problems
- Convertio - File Converter
- Cloudflare SSL Test - Test your site for common SSL Errors
- Fast - Internet Speed Test
- imgbox - fast, simple image host
- Internet Archive - Digital Library of Free & Borrowable Books, Movies, Music & Wayback Machine
- Local Guides - Local Guides is a global community of explorers who write reviews, share photos, answer questions, add or edit places, and check facts on Google Maps. Millions of people rely on contributions like yours to decide where to go and what to do.
- program-think
- John Papa
- Tobias Nickel
- nodejs blog
- Todd Motto - JavaScript and Angular articles
- The GitHub Blog
- Facebook Code - Facebook Engineering Blog
- Martin Fowler
- StrongLoop Blog
- 鳥哥的 Linux 私房菜 - 學習 Linux 新手的建議
- VPN Gate - VPN Gate Academic Experiment Project is an online service as an academic research at Graduate School of University of Tsukuba, Japan. The purpose of this research is to expand the knowledge of "Global Distributed Public VPN Relay Servers" .
- Goflyway免费账号
- eShop-Prices.com - Compare Nintendo Switch game prices ▪︎ More than 8000 Games ▪︎ Find the best deal for any Nintendo Switch games ▪︎ Supports Chinese Renminbi Yuan
- Microsoft - 微软官方的一些小游戏，杀时间利器
- MrAntiFun - MrAntiFun, PC Video Game Trainers, Cheats and mods
- Cкачать игры на ПК [последние версии 2022] через торрент бесплатно - Последние (полные) версии ПК игр со всеми обновлениями и дополнениями, с ежедневной публикацией новинок игр
- openra - Red Alert, Command & Conquer, Dune 2000, Rebuilt for the Modern Era.
- minesweeper online - Playing minesweeper is our passion. That's why we strive to make it the greatest game in the world!
- EZ2ON
- 电玩巴士 - 中国游戏第一门户电玩巴士电视游戏电子游戏网络游戏手机游戏网页游戏
- 游民星空 - 大型单机游戏媒体 提供最具特色单机游戏资讯、下载
- 方块游戏
- Inso link - 简洁快速的 osu!下载云
- Humble Bundle
- GOG
- fanatical
- stepmaniaonline
- Malody - Cross-platform music game community
- epicgames
- sonkwo - 中国最大的单机游戏数字商城海量低价正版下载 | 杉果游戏
- Steam Card Exchange
- Steam Sales - Recommended
- AStats - AStats Steam User Games Overview
- Steam Database
- steam.tools
- STEAM SIGNATURE GENERATOR - Steam Signature allows you to generate a dynamic signature which shows your Steam status, Steam avatar, current level, XP completion and more using your SteamID
- 育碧
- 鈊象電子
- Clicker Heroes Ancients Calculator
- Clicker Heroes 1.0 HS Optimizer
- A calculator for Clicker Heroes
- ANCIENT CALCULATOR(Clicker Heroes v1.0e10)
- Louvre site des collections - The Collections database consists of entries for more than 480,000 works in the Musée du Louvre and Musée National Eugène-Delacroix. Updated on a daily basis, it is the result of the continuous research and documentation efforts carried out by teams of experts from both museums.
- fandom
- ao3 - A fan-created, fan-run, nonprofit, noncommercial archive for transformative fanworks, like fanfiction, fanart, fan videos, and podfic
- ao3 mirror
- AI Gahaku - The AI artist named “AI Gahaku” generates a masterpiece from your photo.
- CS-ONLINE.CLUB - 游戏CS 1.6免费在线玩Сounter-Strike - CS-ONLINE.CLUB
- 上海アリス幻樂団
- spotify
- DI.FM - addictive electronic music
- soundcloud - Discover the top streamed music and songs online on Soundcloud