Baidu Netdisk

Baidu Netdisk—hard to say if it's good or bad. Those who know, know.

Quark Netdisk

Quark Netdisk. It has gradually integrated various features into one platform. Though its name suggests lightness ('Quark'), it's slowly turning into a black hole... Hard to judge.

Github

The world's largest code hosting platform, open-source project hub, supporting collaborative development and version control.

Gitee

A China-based code hosting platform providing Git repository management and open-source collaboration services.

GitLab

An open-source code hosting platform providing integrated CI/CD DevOps solutions.

Xitu Juejin

A Chinese technical community covering high-quality content in front-end, back-end, mobile development, and more.

DEV Community

An international developer community supporting multi-language technical article sharing and discussions.

CSDN

China's veteran IT technology community offering blogs, Q&A, and course services.

SegmentFault

A Chinese technical Q&A community focused on solving real-world developer issues.

LeetCode

A programmer algorithm question bank and interview preparation platform supporting multi-language coding challenges.

CNBlogs

A Chinese developer blog community known for high-quality technical articles and a clean interface.

Zhihu

China's largest Q&A community, providing discussions on technology, lifestyle, culture, education, science and other topics

JSON Formatter

JSON Online Formatter

XML Formatter

XML Online Formatter

Base64/Hex Encoder

Base64 and Hex Encoding

Modern Web Tools

A clean online tool website covering common encoding, decoding, encryption, etc.

USTC Speed Test Website

USTC Speed Test Website, supports IPv6 speed testing

IP138

IP address lookup tool showing geographical location, ISP, and reverse domain lookup.

Tongyi Qianwen

Open-source large model by Alibaba

DeepSeek

DeepSeek-V3

Doubao

TikTok AI Large Model

Tenpay Yuanbao

Tencent's AI Large Model

Kimi

Moonshot AI Large Model

Ernie Bot

Baidu's Ernie Bot

Zhipu ChatGLM

Tsinghua University and Zhipu AI developed generative AI assistant based on the ChatGLM series large models. It has multiple-round conversation, creative writing, code generation capabilities, strong language understanding ability, and excellent multi-modal support and long-text processing capability.

Grok

Elon Musk's Grok AI

Gemini

Google Gemini

Copilot

Microsoft Copilot

ChatGPT

ChatGPT, unavailable directly in China

Cursor

An AI-powered code editor designed for developers, deeply integrated with GPT-4. Supports conversational programming, repository-level code retrieval, and automatic bug fixing. Offers local code indexing and privacy mode.

Tongyi Lingma

Alibaba Cloud's AI programming assistant

GitHub Copilot

Microsoft's official AI programming tool, deeply integrated with VS Code and JetBrains IDEs. Supports full-language autocompletion and can generate test cases and documentation based on code context. Enterprise edition supports private repository training.

Runoob (菜鸟教程)

A Chinese programming learning website offering introductory tutorials on Python, Java, SQL, and more.

W3School

A globally renowned web development tutorial website covering foundational tutorials on HTML, CSS, JavaScript, etc.

MDN Web Docs

A web development documentation library maintained by Mozilla, an authoritative reference guide for front-end technologies.

C Language Chinese Network

A tutorial website focused on C language learning, covering systematic tutorials from C/C++ basics to advanced topics.

PHP Chinese Network

A PHP learning portal website offering comprehensive web development tutorials on PHP, MySQL, and more.

Imooc

A domestic IT skills learning platform offering practical courses in front-end, back-end, AI, and more.

FreeCodeCamp

A free programming learning community offering complete curriculum systems in web development, data science, and more.

China University MOOC

An education ministry-led online course platform containing university-level computer science and programming courses.

Coursera

An international online education platform offering programming and computer science courses from institutions like Stanford and Google.

GeeksforGeeks

An international algorithm and programming learning website covering data structures, interview questions, and more technical content.

LeetCode (Learning Section)

The learning section of the programming problem bank platform, providing systematic tutorials on algorithms and data structures.

Codecademy

An international interactive programming learning platform supporting online practice in Python, JavaScript, and other languages.

Cloudflare

A company providing website acceleration and security services. Key functions include CDN acceleration, DDoS protection, DNS service, reverse proxy, etc. Cloudflare offers many free services with powerful performance, rarely crashes, and can 'save' websites during issues. It comprehensively solves problems related to acceleration, security, and access control. Highly praised by developers, it is regarded as a technically conscientious enterprise and widely respected. Known as: The cyber good man.

Alibaba Cloud

The largest market share in China, covering e-commerce, finance, IoT, etc., core products include ECS, OSS, big data computing services, etc.

Tencent Cloud

Relies on the WeChat ecosystem, excels in game, audio/video, and social solutions, provides cloud servers, CDN, AI, and enterprise SaaS services.

Amazon Cloud

The world's largest cloud platform by market share, offering over 200 fully-featured services including computing, storage, machine learning, and the most comprehensive global infrastructure.

Vercel

A cloud platform designed specifically for front-end developers, supporting automatic deployment, global CDN, serverless functions, and edge networks, tightly integrated with Next.js.

Qiniu Cloud

Focusing on object storage and audio/video PaaS services, providing live streaming cloud, multimedia processing, and content delivery network (CDN).

GoDaddy

World's largest domain registrar, supports multiple suffixes, provides hosting and website building tools.

WordPress.org

The global original version of the open-source CMS, requires self-purchased hosting, highly flexible, supports 55% of websites worldwide.

Astro

A modern static site generator supporting multiple frameworks (React/Vue/Svelte, etc.), delivering extreme performance. Ideal for content sites and blogs.

Hexo

A static blog generator based on Node.js, suitable for technical bloggers, and can be deployed to GitHub Pages or Vercel.

Docusaurus

Meta (Facebook) open-sourced static documentation site generator, suitable for technical documentation and open-source projects.

VuePress

A Vue.js-based static site generator, suitable for technical documentation and personal blogs.

Baidu Webmaster Platform

Baidu's official webmaster tool, providing services such as inclusion submission, index monitoring, and SEO optimization suggestions.

Google Search Console

Google's official webmaster tool for monitoring website indexing, search performance, and technical issue diagnosis.

Bing Webmaster Tools

Microsoft Bing's webmaster tools, providing index management, keyword tracking, and SEO suggestions.

ChinaZ

A domestic webmaster resource platform providing website speed testing, filing query tools, etc.

Let's Encrypt

A non-profit free SSL certificate issuing authority (CA), supports automated certificate issuance, suitable for individuals and small websites.

ZeroSSL

A provider of free and paid SSL certificates, supports web interface and API management, suitable for rapid HTTPS deployment.

Google AdSense

The world's largest advertising network, supports monetizing website and app traffic, billing per click or impression.

Baidu Union

Baidu's advertising alliance, covering search, information flow, and splash screen ads, suitable for content monetization and app traffic owners.

National Internet Security Management Service Platform

Website filing platform hosted by the Ministry of Public Security, all websites operating within China must complete public security filing, submitting entity information and security assessment reports.

MIIT ICP/IP Address/Domain Information Filing Management System

MIIT's official filing system, domains accessing servers in mainland China must complete ICP filing before access, obtaining the filing number.

Unsplash

A thick-colored, wallpaper-suitable free material website. High-quality free image library covering themes like nature, architecture, and people.

Pexels

An extremely large collection of free HD materials, personal and commercial use both allowed. The images are exquisite and stylish, with weekly featured images on the site; the search bar has 'Trending Topics' showing recently popular image keywords, and you can also filter resources by color and image size; downloadable/uploadable images available along with dedicated apps.

Pic58

Designer commonly used material library, provides free and VIP-exclusive resources.

Gratisography

Free high-resolution images, freely usable for personal or commercial purposes, updated weekly; the website’s color scheme and logo are unique, with creatively themed and angled images; direct download available without login registration.

Alibaba Vector Icon Library

The largest domestic free vector icon library, suitable for UI designers.

Icons8

Massive free vector icon library, providing multiple styles (flat, skeuomorphic, etc.) and format downloads.

Font Awesome

World's most popular free vector icon library, providing SVG, web font, and multiple format support.

Material Icons

Google official Material Design style icons, free for commercial use.

Iconmonstr

Over 4500+ free high-detail black-and-white icons, supports SVG/PSD formats, free commercial use.

SF Symbols

Apple's official 3000+ vector icon library, perfectly compatible with iOS/macOS systems, requires Xcode download.

Undraw

Free open-source illustration library, all images can be used commercially, supports online main color modification.

TinyPNG

Smart PNG/JPG compression tool, significantly reduces file size while maintaining image quality.

PDF24 Tools

One-stop free PDF toolset, supports merging/splitting/compression/OCR recognition and over 20+ functions.

iLovePDF

Online PDF editing, conversion, and compression tools, clean interface without ads.

PDF Candy

One-stop PDF tool, supports OCR recognition, compression, conversion, clean interface without ads.

Convertio

Supports 300+ format conversions (documents/images/audio/video), efficient batch processing.

Upwork

World's largest freelance platform, project types are rich, competitive but high-paying.

Freelancer

Veteran freelance website, suitable for short-term project bidding, need to beware of scams.

Fiverr

Mainly small tasks, suitable for quick orders, need to package personal service page.

RemoteOK

Focuses on remote technical positions, salary transparency, mostly long-term cooperation.

Programmer Inn

Domestic technology crowdsourcing platform, project reviews are strict, suitable for senior developers.

Zhubajie

Comprehensive outsourcing platform, project types are mixed, need to screen quality clients.

Zhi Lian

Veteran comprehensive recruitment website, covers all industry positions, suitable for mid to high-level professionals.

Qian Cheng You Xin

Domestic head recruitment platform, abundant enterprise resources, focuses on white-collar and blue-collar positions.

Lie Pin

Focused on medium to high-level talent recruitment, headhunters and company HR directly connect, high salary transparency.

Boss Direct Hire

Direct conversation with company Bosses/HR, fast response, suitable for internet and emerging industries.

LaGou

Focused on internet technical positions, clear salary range, big factory resources are rich.

Yingjiesheng

Focused on graduate campus recruitment, providing corporate lecture information and written test question bank.

LeetCode (Domestic Edition)

The world's largest algorithm question bank, covering high-frequency interview questions from major domestic and international tech companies, supporting both Chinese and English interfaces.

NiuKe

NiuKe is the top choice for Chinese programmers to practice coding problems, containing real interview questions from tech companies, online programming, and AI mock interviews.

Codeforces

A Russian competitive programming platform with well-established weekly contests, ideal for improving coding speed and problem-solving skills.

HackerRank

An international programming practice platform with categorized sections such as SQL, algorithms, and data structures.

IntelliJ IDEA

JetBrains's preferred IDE for Java/Kotlin development, with powerful smart code completion and refactoring features.

Eclipse

Open-source Java IDE with a rich plugin ecosystem, suitable for enterprise-level development.

Visual Studio Code

Microsoft's lightweight cross-platform editor, supports almost all programming languages through plugins.

WebStorm

JetBrains's professional front-end IDE, deeply supports JavaScript/TypeScript and frameworks.

PyCharm

Best choice for Python development, includes scientific computing and Django integration.

Android Studio

Official Android development tool with built-in emulator and performance analysis tools.

Visual Studio

Microsoft's full-featured IDE, the top choice for C#/.NET development, supports cross-platform.

Xcode

Apple's official IDE, the only option for developing iOS/macOS applications.

Sublime Text

An ultra-fast and lightweight cross-platform code editor with support for multiple selections and powerful plugin extensions.

Notepad++

Lightweight Windows platform editor, supports syntax highlighting for many languages and macro recording.

Navicat

Visualization operation experience is excellent database tool that supports mainstream databases such as MySQL, PostgreSQL, Oracle.

DBeaver

Open-source free multi-database tool supporting all databases with JDBC drivers.

Redis Desktop Manager

Redis visualization client, supports key-value management, command line operations, and performance monitoring.

人力资源和社会保障部

事业单位招聘信息官方发布平台，涵盖全国各省市事业单位统考。

国家公务员局

国家公务员局发布公务员招聘相关通告

Offcn

The largest domestic civil service examination training institution, providing civil service/public institution/state-owned enterprise recruitment information and courses.

Huatu Education

Civil service examination training veteran institution, including D-class (teacher post) and medical positions for public institutions, etc.

Bilibili Civil Service Channel

Free civil service course resource hub, search 'administrative ability test/written English test' to find a lot of UP master tutorials.

Fenbi Question Bank

First choice APP for civil service exam question practice, including smart paper composition, past exam papers, and ten thousand mock exams.