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Site Info - Seismo-learn.org

Overview of web technologies used by Seismo-learn.org.

Website Background

地震“学”

Description on Homepage

Top 10m among all websites

Popularity rank

Hugo is an open source static website generator written in Go.

Hugo 0.111.3
49% of sites use a newer version

Hugo Blox (formerly Wowchemy) is an open source website builder based on Hugo.

Hugo Blox 5.5.0
42% of sites use a newer version

Docutils is a Python-based open-source text processing system for generating documentation in HTML and other formats.

Docutils
used on inner pages

Sphinx is a Python-based tool for creating project documentation, based on Docutils.

Sphinx
used on inner pages

Static websites don't use any server-side programming language for generating web pages, but deliver fixed content which is created manually or with an offline tool.

static files

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

JavaScript

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

jQuery 3.6.0
57% of sites use a newer version

Bootstrap is an open source HTML, CSS, and JavaScript framework.

Bootstrap
used on inner pages

Bootstrap is an open source HTML, CSS, and JavaScript framework.

Bootstrap
used on inner pages

GitHub offers project repository hosting and also site hosting services.

GitHub
hosting info partly based on data from ipinfo.io, see details

GitHub offers project repository hosting and also site hosting services.

GitHub

Fastly is a content delivery network.

Fastly

Tencent is a Chinese IT and telecommunication services provider. This includes its QQ and DNSPod brands.

Tencent

Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group.

Let’s Encrypt

jsDelivr is a service for hosting JavaScript files.

jsDelivr

The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.

CDNJS
used on inner pages

External Cascading Style Sheets define style rules in a separate CSS file.

External CSS

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Inline CSS

Gzip (GNU zip) is a file compression algorithm.

Gzip Compression

A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.

Weak ETag

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

HTTP Strict Transport Security

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

Default protocol https

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Embedded CSS
used until recently

The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph.

Open Graph

Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.

Twitter/X Cards

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

JSON-LD

Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.

Generic RDFa

HTML5 is the fifth revision of the HTML standard.

HTML5

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

UTF-8

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

PNG

Scalable Vector Graphics (SVG) is an XML-based vector image format.

SVG
used on inner pages

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