AMP

AMP プロジェクトのロードマップ

The ongoing development of AMP is conducted in working groups, each with knowledge or interest in a specific area of AMP.

To make their work visible to the community all groups provide regular status updates with details of what they have accomplished and what's up next.

All of the updates listed here are available as issues on GitHub and we'd love you to join the conversation there!

Select working groups

Performance

Status Update Wed Jul 07 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Thu Jul 01 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Mon Jun 07 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Wed Jun 02 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Sun May 02 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Sat May 01 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Fri Apr 02 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Thu Apr 01 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Tue Mar 02 2021

What was accomplished

  • fixed the new ts server not respecting the host and font when transforming the documents https://github.com/ampproject/amphtml/pull/33425
  • ongoing work to support avif

Lessons Learned

All details on GitHub

What's Next

  • additional font testing exploration focused on sub font and fallback font
All details on GitHub

Performance

Status Update Mon Mar 01 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Mon Feb 01 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Mon Feb 01 2021

What was accomplished

Lessons Learned

All details on GitHub

Performance

Status Update Tue Jan 05 2021

What was accomplished

  • IntersectionObserver:
  • IntersectionObserver polyfill {root:document} support launched: https://github.com/w3c/IntersectionObserver/pull/465
  • Integration updated to select best one on a per-instance basis: https://github.com/ampproject/amphtml/pull/31453
  • E2E tests for documentHeight-based viewers (gmail): https://github.com/ampproject/amphtml/pull/31526
  • Removed polyfills from esm web-worker, cutting -0.3kb: https://github.com/ampproject/amphtml/pull/31494
  • Removed some usages of measuring APIs (https://github.com/ampproject/amphtml/pull/31693, https://github.com/ampproject/amphtml/pull/31730, https://github.com/ampproject/amphtml/pull/31753)
  • Holidays! 🎁

Lessons Learned

  • Can make empty commits via: git commit --allow-empty -m "Trigger Build"
All details on GitHub

What's Next

  • Continue removing usages of measuring APIs
  • Resume compiler research
All details on GitHub

Performance

Status Update Fri Jan 01 2021

What was accomplished

  • v0.js and extensions are now more resilient to double loading of the amp library (https://github.com/ampproject/amphtml/pull/31828)
  • fixed module build bug where AMP.require would sometimes not exist (caused by race condition https://github.com/ampproject/amphtml/pull/31988)
  • turned down module build to fix p0's
  • added bento component generator gulp make-component --bento --name=my-component

Lessons Learned

  • separate out test features in isolated PR as they are hard to cherry pick if they are merged with runtime features/additions/removals
All details on GitHub

What's Next

  • unflag module/nomodule in origin
All details on GitHub

Performance

Status Update Mon Dec 07 2020

What was accomplished

  • module build rollout is in 100%
  • Started privacy & legal reviews for adding CWV metrics from Google AMP cache to Page Experience tool
  • exclude iOS < 11 specifically from module build insertion

Lessons Learned

All details on GitHub

What's Next

  • fixes for double exec of module/nomodule in iOS < 11 in the runtime
  • Working on APIs for CWV metrics from Google AMP Cache
All details on GitHub

Performance

Status Update Mon Nov 09 2020

What was accomplished

  • Turn on esm tests in travis https://github.com/ampproject/amphtml/pull/28336
  • investigated A2HS support, but decided not to pursue further

Lessons Learned

All details on GitHub

What's Next

  • mjs tracking for bundle size bot
  • de-flake amp-user-notification tests
  • write document for SxG experiment methodology
  • ramp module/nomodule to 100%
  • investigating new rules for Pixi
All details on GitHub

Performance

Status Update Mon Nov 02 2020

What was accomplished

  • Worked on TDD for adding AMP Cache CWV metrics to Page Experience Tool
  • mjs files now need to be approved when increased in size
  • build and upload esm tests when integration tests are modified

Lessons Learned

All details on GitHub

What's Next

  • Developing Page Experience Tool rule to ensure placeholder inside amp-img uses only data src (no network requests)
  • experiment design doc to have a hold over A/B test for module vs nomodule performance
  • Fix bug in Google AMP cache transformer where the document from origin already has module/nomodule pattern in markup
All details on GitHub

Performance

Status Update Sun Mar 01 2020

What was accomplished

Lessons Learned

All details on GitHub