Development Tools - React Developer Tools is essential for React developers, allowing inspection and debugging of React component trees, viewing component states and properties, and analyzing performance issues, supporting new features like Hooks and Suspense [1] - Vue.js devtools is the official debugging tool for Vue.js developers, providing component inspection, Vuex state management debugging, and event tracking, particularly useful for projects using Vue 3 and supporting Composition API debugging [3] - Redux DevTools is a powerful debugging tool for Redux state management, enabling real-time viewing of action dispatches and state changes, and supports time travel debugging to revert to any state point [5] - Web Developer offers a wide range of web development tools, including disabling JavaScript, viewing page structure, validating HTML/CSS, and adjusting browser window sizes [6] Performance Analysis - Lighthouse is Google's official website performance analysis tool that generates detailed reports on performance, accessibility, SEO, and best practices [7] - The 2025 version enhances analysis of Core Web Vitals [8] - PageSpeed Insights quickly checks webpage loading speed and performance metrics, providing optimization suggestions [9][10] Design Tools - ColorZilla is a powerful color selection and analysis tool that supports color picking from web pages, generating gradient colors, and creating color palettes, making it very useful for front-end developers and designers [14] - WhatFont allows one-click identification of fonts used on web pages, including font family, size, line height, and color details [15] API Development and Testing - JSON Formatter is a professional JSON data formatting tool that supports syntax validation, compression, and beautification, providing stronger editing and validation features compared to ordinary JSON viewers, essential for API developers [18] - Postman Interceptor works with the Postman application to capture network requests directly from the browser, facilitating API testing and debugging [20] - CORS Unblock temporarily resolves CORS issues in development environments, but should only be used during development as production environments require proper CORS configuration [22] Productivity Tools - Lightshot is a lightweight screenshot tool that supports quick screenshots, editing, and sharing, allowing users to add arrows, text, and highlights, ideal for creating technical documents and bug reports [24] - Speed Dial 2 is a customizable new tab replacement that allows users to create a personalized quick dial interface, adding links to commonly used development tools, documentation sites, and project repositories [26] - Multi Find: Search and Highlight enables simultaneous searching and highlighting of multiple keywords on a webpage, supporting different color markings, useful for code reviews, document reading, and debugging [28] - Octotree adds a code tree view to GitHub, supporting quick browsing of repository structures and improving code reading efficiency [30] - Enhanced GitHub enhances GitHub interface functionality, adding file size display, single file download, and file content copying features [32] Technology Detection - Wappalyzer detects the technology stack used by websites, including front-end frameworks, back-end technologies, analytics tools, and CDNs, which is helpful for technology research and competitive analysis [34] Task Management - Chrome版Todoist is a powerful task management extension that allows users to manage project tasks and code development progress directly in the browser, supporting quick task addition, deadline setting, project categorization, and priority management, particularly suitable for agile development teams [36] AI Assistance - Page Assist is a locally running AI assistant extension that provides intelligent code explanations, technical document summaries, and problem-solving capabilities, supporting multiple AI models to analyze code snippets, explain technical concepts, and generate code comments [38] Security and Privacy - Bitwarden Password Manager is an open-source password manager that offers strong password generation, storage, and auto-fill features, supporting multi-platform synchronization, which is crucial for developers managing various account passwords [39][40] - Fake Data is an intelligent form-filling tool that quickly generates various test data, including names, emails, phone numbers, and addresses, saving significant time during development and testing [43] - uBlock Origin Lite is an efficient ad and tracker blocking tool that reduces page loading times and enhances browsing experience, allowing developers to focus more on content [44] - HTTPS Everywhere automatically upgrades HTTP connections to HTTPS, ensuring browsing security, providing finer control compared to similar features in modern browsers [46]

Core Insights - Website speed optimization has evolved into a core element affecting search rankings, user experience, and business conversion, particularly in the context of ongoing search engine algorithm iterations [1] - Google and Baidu exhibit differentiated technical paths and value orientations in speed optimization, providing a basis for enterprises to develop adaptive strategies [1] Evaluation Systems: Differentiated Layout of Core Indicators and Technical Tools - Google focuses on user experience with a quantitative evaluation system centered around Core Web Vitals, utilizing both lab data and real user monitoring (RUM) for a closed-loop optimization model [2] - Baidu has established a technology ecosystem centered on MIP (Mobile Instant Page), setting dual speed standards and integrating speed diagnostic modules in its mobile-friendly testing tools [3] Technical Implementation: Differentiated Optimization Paths and Resource Deployment - Google employs code splitting and lazy loading to reduce the first-screen code size by 60%, while also optimizing rendering through inlining critical CSS and implementing efficient font loading strategies [5] - Baidu mandates the use of certified MIP components and enforces a caching system through MIP Cache, ensuring global node coverage via its CDN [12] Mobile Adaptation: The Competition Between Responsive Design and MIP Ecosystem - Google has adopted a mobile-first indexing approach since 2021, prioritizing mobile content for crawling and ranking, while Baidu allows for the coexistence of PC and MIP sites under specific guidelines [11] Optimization Effect Evaluation: The Link Between Data Metrics and Business Value - Google reports a 27% increase in exposure for pages meeting Core Web Vitals standards in mobile search, while LCP optimization can enhance e-commerce add-to-cart rates by 8.3% [15] - Baidu's MIP pages enjoy a threefold increase in crawling speed and a 15% improvement in ad fill rates, with eCPM rising by 22% [15] Future Trends: Technological Evolution and Compliance Challenges - The integration of 5G and AI technologies is expected to usher in a new phase of predictive loading and intelligent resource scheduling, necessitating agile technical platforms for enterprises to meet evolving search engine requirements [14]