Launch checklist

All text is free from spelling and grammar errors.

There’s no placeholder text or images on the website.

Company logo links to the homepage.

Content has semantically appropriate elements.
HTML semantics

Footer includes copyright information, terms, privacy policy, cookie notice, etc.

All links work.
W3C link checker, Integrity

All images display properly.

All email addresses and phone numbers are linked.

Content has been placed consistently.

Navigation is consistently placed.

Shared page elements don’t shift from page to page.

Responsiveness works well on all screen sizes: no weird spacing issues, no overlapping text, etc.

Follows good typography and graphic design conventions.

Has consistent graphic design style and vision.

All different page layouts have been tested.

All forms function properly, the action pointing to the proper location.

Forms have proper input types.

All forms have appropriate error messages.

All forms have a submit button.

Forms have a proper completion message.

All inputs have an associated <label>.

Placeholders are used as examples, not as labels.

Groups of radio buttons and check boxes are organized in a <fieldset>

At least one field is marked as required

All unnecessary fields are removed from the form.

Images have appropriate alt attributes.

Focus styles for keyboard users work.

Correct elements have WAI-ARIA landmark roles.

Properly implemented skip links.

Colour contrast issues have been resolved.

Conforms to WCAG 2 AA or higher.

Appropriate elements have ARIA attributes.

Has been tested with accessibility tools.

Tested with many accessibility scenarios.

All links stand out from content & have visible focus states.

Hover isn’t the only method for accessing content.

All files follow naming conventions.
Naming conventions

All code is indented appropriately.
HTML indentation, CSS indentation

HTML is valid.
W3C HTML Validator

CSS is valid.
W3C CSS Validator, CSS Lint

Validated for internationalization & world readiness.
W3C Internationalization Checker

Many and high quality commit messages.
Commit message cheat sheet

All user interactions have been user tested.

Tested in many desktop browsers.

Tested on different devices including phones, tablets, laptops, desktops, and televisions.

Tested on screen sizes ranging from 320px to ~2500px.

Tested in low-bandwidth situations.

Tested with common ad blockers.

Has a 404 page.
404 pages

Has all the favicons.
Favicons

GitHub project has a complete Readme.
Writing a readme

Print styles are included.
Print styles

Conforms to your performance budget.

Code is organized for highest performance.

All images have been properly sized, compressed, and smushed.

Gets a high grade—or green light—in web performance tests.

Redundant HTML, CSS, & JavaScript have been removed.

CSS & JS have been concatenated & minified.

Sends appropriate caching headers.

Resources sent in a compressed format.

Content served from a CDN.

Has been honestly search engine optimized.

Every page has a unique, descriptive title.

Every page has a unique meta description.

Every page has an obvious goal.

Has appropriate enhanced semantics.

Has all the social media meta tags.

Has a robots.txt and complete humans.txt.

Has a sitemap.xml file.

Registered in search engine tools.

Analytics package is set up.

Uptime monitoring package set up.