Platform Tilt - Mozilla
This dashboard tracks technical issues in major software platforms which disadvantage Firefox relative to the first-party browser. We consider aspects like security, stability, performance, and functionality, and propose changes to create a more level playing field. Further discussion on the live issues can be found in our platform-tilt issue tracker. Rule 2.5.6 of the Apple App Store Review Guide
HTTP caching - HTTP | MDN
HTTP Guides Resources and URIs Identifying resources on the Web Data URLs Introduction to MIME types Common MIME types Choosing between www and non-www URLs HTTP guide Basics of HTTP Overview of HTTP Evolution of HTTP HTTP Messages A typical HTTP session Connection management in HTTP/1.x Protocol upgrade mechanism HTTP security Content Security Policy (CSP) HTTP Strict Transport Security (HSTS) X-
Permissions-Policy Research
Permissions-Policy Research 共有ログインお使いのブラウザのバージョンはサポートが終了しました。 サポートされているブラウザにアップグレードしてください。閉じる ファイル編集表示挿入表示形式ツール拡張機能ヘルプユーザー補助機能デバッグ ドライブに変更を保存できませんでした 画像オプション画像オプション 画像を置換 表のオプション ユーザー補助機能
Back-forward cache: web-exposed behaviour
Back-forward cache: web-exposed behaviour 共有ログインお使いのブラウザのバージョンはサポートが終了しました。 サポートされているブラウザにアップグレードしてください。閉じる ファイル編集表示ツールヘルプユーザー補助機能デバッグ
Redirection from Internet Explorer to Microsoft Edge for compatibility with modern web sites
Many modern websites have designs that are incompatible with Internet Explorer. Whenever an Internet Explorer user visits an incompatible public site, they get a message that tells them the site is incompatible with their browser, and they need to manually switch to a different browser. The need to manually switch to a different browser changes starting with Microsoft Edge Stable version 87. When
Learn Playwright & Puppeteer | Checkly
Tips, tricks, and in-depth guides from the trenches. Learn how to use the popular open-source browser automation frameworks, Playwright and Puppeteer. This guide provides detailed information and examples how you can write high-quality scripts for testing and synthetic monitoring. Getting Started Have a look at how Playwright & Puppeteer work, what similarities they share, as well as the noticeabl
Origin Isolation Design
Origin Isolation Design 共有ログインお使いのブラウザのバージョンはサポートが終了しました。 サポートされているブラウザにアップグレードしてください。閉じる ファイル編集表示ツールヘルプユーザー補助機能デバッグ
COOP and COEP explained
COOP and COEP explained 共有ログインお使いのブラウザのバージョンはサポートが終了しました。 サポートされているブラウザにアップグレードしてください。閉じる ファイル編集表示ツールヘルプユーザー補助機能デバッグ
Document
Feature Policy allows you to control which origins can use which features, both in the top-level page and in embedded frames. Essentially, you write a policy, which is an allowed list of origins for each feature. For every feature controlled by Feature Policy, the feature is only enabled in the current document or frame if its origin matches the allowed list of origins. For each policy-controlled
Firefox Browser Architecture
Firefox Browser Architecture Mission Change Mozilla. Investigate big technical challenges and produce engineering programs to address them. Our Conclusions This is a list of our findings that we’re reasonably happy with so far. Documenting our output looks at how we’re going to communicate with the rest of Mozilla. Extracting Necko considers whether it’s feasible or worthwhile to extract Necko — G
Performance — Firefox Source Docs documentation
Overview A Glossary of Common Terms A Quick Guide to Mozilla Applications Getting Started Getting Set Up To Work On The Firefox Codebase Working On Firefox Working on Firefox Bug Handling Firefox User Guide Firefox DevTools User Docs Source Code Documentation Governance Firefox Front-end DOM Editor Layout & CSS Graphics Processes, Threads and IPC Firefox DevTools Contributor Docs Toolkit SpiderMon
Why does speed matter? | web.dev
Why does speed matter? Stay organized with collections Save and categorize content based on your preferences. Consumers increasingly rely on the web to access digital content and services. If you look at your website's analytics, you can probably see this story playing out in your own data. Consumers are also more demanding than they've ever been, and when they experience your website, they aren't
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web-features/docs/baseline.md at main · web-platform-dx/web-features
Patterns
https://github.com/OWASP/CheatSheetSeries/blob/master/cheatsheets/Content_Security_Policy_Cheat_Sheet.md
Browser Side Channels
Tracker Tax 2019 - Ghostery
thedaviddias/Front-End-Performance-Checklist: 🎮 The only Front-End Performance Checklist that runs faster than the others
Why First Paint as Web Perf API?
JavaScript for Internet Explorer 9 Beta