Lighthouse is an open-source, automated tool for measuring the quality of web pages developed by Google. It can be run against any web page, public or, requiring authentication. Lighthouse audits performance, accessibility, and search engine optimization factors of web pages, [1] [2] [3] this is the major difference from Google PageSpeed, Lighthouse provides more detail information. It also includes the ability to test progressive web applications for compliance with standards and best practices. Lighthouse aims to help web developers, the tool can be run by using Chrome browser extension or by using terminal (command) for batch auditing a list of URLs. Google's recommendation is for using the online version of Page Speed Insights as of 15th May 2015. [4]
Lighthouse [Version 10 - May 2023] includes a metric for Progressive Web Applications to ensure that PWA's are fast and reliable, installable and optimised for modern 7th and 8th generation mobile technology. [5]
Lighthouse can audit webpage in desktop version and mobile version. In command mode (cmd in Windows), the developer is able to select the factors that need to be audited and other options by using the command line.
Recent versions of Lighthouse offer insights into how to optimize the Core Web Vitals metrics (which is one of the signals used by Google's algorithm to rank pages [6] ), as announced by Google engineer Addy Osmani in 2021. [7] As of now, Google uses three parameters to measure Core Web Vitals compliance, which are:
On 10th May 2023, [8] Google announced that INP will replace FID as the metric measuring responsiveness of a page. The move is aimed at getting a better handle on the total time taken for user interactions, rather than just the first interaction. These changes will start affecting page results from March 2024. [9]
Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines. SEO targets unpaid search traffic rather than direct traffic, referral traffic, social media traffic, or paid traffic.
From the point of view of a given web resource (referent), a backlink is a regular hyperlink on another web resource that points to the referent. A web resource may be a website, web page, or web directory.
Search engine marketing (SEM) is a form of Internet marketing that involves the promotion of websites by increasing their visibility in search engine results pages (SERPs) primarily through paid advertising. SEM may incorporate search engine optimization (SEO), which adjusts or rewrites website content and site architecture to achieve a higher ranking in search engine results pages to enhance pay per click (PPC) listings and increase the Call to action (CTA) on the website.
Google Analytics is a web analytics service offered by Google that tracks and reports website traffic and also mobile app traffic and events, currently as a platform inside the Google Marketing Platform brand. Google launched the service in November 2005 after acquiring Urchin.
Progressive enhancement is a strategy in web design that puts emphasis on web content first, allowing everyone to access the basic content and functionality of a web page, whilst users with additional browser features or faster Internet access receive the enhanced version instead. This strategy speeds up loading and facilitates crawling by web search engines, as text on a page is loaded immediately through the HTML source code rather than having to wait for JavaScript to initiate and load the content subsequently, meaning content ready for consumption "out of the box" is served immediately, and not behind additional layers.
A search engine results page (SERP) is a webpage that is displayed by a search engine in response to a query by a user. The main component of a SERP is the listing of results that are returned by the search engine in response to a keyword query.
Google Developers is Google's site for software development tools and platforms, application programming interfaces (APIs), and technical resources. The site contains documentation on using Google developer tools and APIs—including discussion groups and blogs for developers using Google's developer products.
Google Search Console is a web service by Google which allows webmasters to check indexing status, search queries, crawling errors and optimize visibility of their websites.
Google Optimize, formerly Google Website Optimizer, was a freemium web analytics and testing tool by Google. It allowed running some experiments that are aimed to help online marketers and webmasters to increase visitor conversion rates and overall visitor satisfaction.
Web development tools allow web developers to test, modify and debug their websites. They are different from website builders and integrated development environments (IDEs) in that they do not assist in the direct creation of a webpage, rather they are tools used for testing the user interface of a website or web application.
CSS HTML Validator is an HTML editor and CSS editor for Windows that helps web developers create syntactically correct and accessible HTML/HTML5, XHTML, and CSS documents by locating errors, potential problems like browser compatibility issues, and common mistakes. It is also able to check links, check spelling, suggest improvements, alert developers to deprecated, obsolete, or proprietary tags, attributes, and CSS properties, and find issues that can affect search engine optimization.
Web performance refers to the speed in which web pages are downloaded and displayed on the user's web browser. Web performance optimization (WPO), or website optimization is the field of knowledge about increasing web performance.
Hummingbird is the codename given to a significant algorithm change in Google Search in 2013. Its name was derived from the speed and accuracy of the hummingbird. The change was announced on September 26, 2013, having already been in use for a month. "Hummingbird" places greater emphasis on natural language queries, considering context and meaning over individual keywords. It also looks deeper at content on individual pages of a website, with improved ability to lead users directly to the most appropriate page rather than just a website's homepage.
Conductor, founded in 2006, started as a marketing services company. In 2010, it launched its cloud-based software platform called Conductor Searchlight, which supports search engine optimization (SEO) and content marketing. The platform also offers suggestions for optimizing digital marketing metrics and increasing revenue.
Google PageSpeed is a family of tools by Google, Inc. designed to help optimize website performance. It was introduced at a Developer Conference in 2010. There are four main components of PageSpeed family tools:
A progressive web application (PWA), or progressive web app, is a type of web app that can be installed on a device as a standalone application. PWAs are installed using the offline cache of the device's web browser.
Yoast SEO is a search engine optimization (SEO) tool plug-in for WordPress.
Website audit is a full analysis of all the factors that affect a website's visibility in search engines. This standard method gives a complete insight into any website, overall traffic, and individual pages. Website audit is completed solely for marketing purposes. The goal is to detect weak points in campaigns that affect web performance.
scandiweb is a web development and digital strategy agency specializing in the Magento platform. The company was established in 2003 in Latvia by Antons Sapriko. It has offices in the United States, Sweden, Latvia, and Georgia. scandiweb provides solutions for primarily eCommerce businesses and acts as a strategic partner for IT development focusing on web, mobile, and big data analysis. Their work is centered mainly around Magento but also includes web development on other platforms, like Shopify, BigCommerce, Shopware, and others, 3rd party integration, growth marketing—SEO, PPC, CRO, email marketing, performance optimization, hosting, data analytics, and security services.