For coders TYPO3 Tech Corner

Cheat sheet: Our top websites and online tools for web development

Cheat sheet: Our top websites and online tools for web development

We asked our colleagues: Which tools and websites make your everyday work in and with the World Wide Web easier? From a flood of links in Slack, we came up with this cheat sheet with our favourite little helpers.

 

Accessibility

whocanuse.com – Test colour combinations with regard to different visual impairments

a11ysupport.io – Test compatibility of frontend features with assistive technologies

wave.webaim.org – Test accessibility & best practices directly on your website

polypane.app and accessible-colors.com – Check colour contrasts

accesible-color-matrix and colorsafe.co – Generate accessible colour palettes

experte.com/accessibility – Crawl multiple pages and generate lighthouse reports

 

Website Performance

webpagetest.org – Various performance tests with extensive configuration options

waterfaller.dev – Core Web Vitals Test with detailed guide for optimisation

 

Colour palettes

mycolor.space and color.adobe.com – Classic colour generators

coolors.co – Colour palettes following the Tinder principle

ColorBox – Generate colour gradations in the HSB colour space

picular.co – Image-based generation according to keywords

Sass Color Generator – Colour gradations as calculated in SASS/SCSS

branition.com – hand-curated color paletts best fitted for branding

 

CSS

shadows.brumm.af – Calculate CSS Box Shadows

sassmeister.com – Convert SCSS and SASS to CSS

cssfontstack.com – Generate entire font stacks including fallbacks

google webfonts helper – Optimised integration of Google Fonts

flexbox playground – Interactive FlexBox Cheat Sheet

css cheat sheet – Practical overview of frequently used CSS instructions

 

TYPO3

t3versions.com – Get the TYPO3 version of a website via URL

Composer Helper – Generate Composer commands for TYPO3 extensions

fluid-to-inline-converter.com – Convert TYPO3 Fluid Tags to inline notation

Rector Update Guide – Automatically update old extensions with rector

 

HTTP Header

permissionspolicy.com – Generate HTTP headers

securityheaders.com – Check HTTP headers via URL

 

Structured data

search.google.com – Testing rich search results and content display variations on Google

developers.google.com – Detailed explanation of structured data

 

Software & Technology Versions

caniuse.com and caniemail.com – Check browser & mail compatibility for individual features

whatwebcando.today – Check feature compatibility for the current browser

caniphp.com – PHP Feature Support by Version

 

Backend Coding

crontab.guru – Define cronjob schedules

regex101.com – Check Regular Expressions

ohshitgit.com – Git code snippets for tricky situations

devdocs.io – pretty much all API documentation

drawsql.app – quickly create fancy SQL diagrams

ptsv2.com – POST and GET Test Server

 

Miscellaneous

devhints.io – Cheat sheet for various web applications

carbon.now.sh – Template for code snippets

ratiobuddy.com – Calculate aspect ratios

answerthepublic.com – View Google search queries and relations

svgomg – Reduce and optimise SVGs

 

Do you have more helpful links that make your everyday life in the web easier? We'd love to keep adding to this list - so just drop us a line on LinkedIn oder Twitter!

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