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Useful Free Tools for Web Development 2021

Here are some free online tools that we use to develop our own app and websites. I’ve put up this list for my own use in case I have to scrub data using a different computer, like the ones in internet cafes

Machine Learning Tool Purpose
Google Colab Free online machine learning environment
Graphics Resources Purpose
Cloudinary Free Image, Video, File Hosting. Has a faster CDN than Kraken or Sirv
Sirv Free Image, Video, File Hosting
Canva Makes infographics
Google Slides Makes basic graphics, has offline mode
Lucidcharts Makes graphs
Undraw Free Images
Unsplash Free Graphics / Illustrations / Photos
Video Resources Purpose
Openshot Free video editor
Pexels Free Images and Stock Videos
Hosting Resources Purpose
Netlify Web App Hosting, Free limited static sites
Render Web App Hosting, Free limited static sites
Github Pages Free limited static sites
Cloudflare Content Deliver Network
Heroku Deploy web servers (needs credit card)
Google Cloud Platform Deploy web servers (needs credit card), has free trial
Web Tools Purpose
Observatory Scan your website for vulnerabilities
SSL Test Check your SSL
Open Ports check which ports are open
Map Tools Purpose
Lat Long Finder Latitude and Longitude Finder based on Address data (Faster than Google Maps)
Text Tools Purpose
Remove Line Breaks remove line breaks in text
Word to HTML convert Word to HTML
Remove Letter Accents Useful for non-english text
ERB to Slim HTML to slim converter for Ruby templates
Site Performance Tools Purpose
Load Impact and Loader Stress-test your site
Pingdom Test Check site’s load speed
Nibbler Check your site’s performance
Page Insights Check site performance
SEO Tools Purpose
Ahrefs Check broken links, domain authority, keywords, etc
Broken Link Checker
Ubersuggest Find keywords for your content
Moz Check basic SEO
Semrush Site Audit
Social Tools Purpose
Facebook Adds social buttons, check open graph tags


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