A curated collection of web development tools, security resources, performance tools, and free learning resources that I regularly use.

Web Development

Tools and resources for web development, security, performance, standards validation, and best practices.

Category	Resource	Description	URL	Test URL
Accessibility	WAVE	Web accessibility evaluation tool	https://wave.webaim.org/	Test vikan.cloud
Compatibility	Can I Use	Browser compatibility tables for web technologies	https://caniuse.com/	-
Documentation	MDN Web Docs	Comprehensive web development documentation	https://developer.mozilla.org/	-
Documentation	Web.dev	Google’s web development best practices and guides	https://web.dev/	-
Performance	PageSpeed Insights	Analyze website performance and Core Web Vitals	https://pagespeed.web.dev/	Test vikan.cloud
Performance	WebPageTest	Test website performance from multiple locations	https://www.webpagetest.org/	Test vikan.cloud
Security	Internet.nl	Test your website for modern internet standards, security, and privacy	https://internet.nl	Test vikan.cloud
Security	Mozilla Observatory	Security analysis tool for web applications	https://observatory.mozilla.org/	Test vikan.cloud
Security	Security Headers	Analyze security headers of your website	https://securityheaders.com/	Test vikan.cloud
Security	SSL Labs	Test SSL/TLS configuration and security	https://www.ssllabs.com/ssltest/	Test vikan.cloud
Validation	W3C Validator	Validate HTML markup	https://validator.w3.org/	Test vikan.cloud

Learning & Development

Free online courses and learning resources for developers and technologists.

Category	Resource	Description	URL
AI	Anthropic AI Courses	Educational resources and courses on AI safety, machine learning, and Claude API	https://www.anthropic.com/research
Cloud	AWS Training	Free cloud computing courses and certifications from Amazon Web Services	https://aws.amazon.com/training/
Cloud	Cloudflare Learning Center	Free educational content on web performance, security, and networking	https://www.cloudflare.com/learning/
Cloud	Google Cloud Training	Free courses and hands-on labs for Google Cloud Platform	https://cloud.google.com/training
Cloud	Microsoft Learn	Free, interactive learning paths for Microsoft technologies, cloud services, and development tools	https://learn.microsoft.com/
General	Coursera	Free courses from universities and companies (with optional paid certificates)	https://www.coursera.org/
General	edX	Free online courses from top universities and institutions worldwide	https://www.edx.org/
General	Khan Academy	Free, world-class education for anyone, anywhere - includes computer programming courses	https://www.khanacademy.org/computing
Web	freeCodeCamp	Free, self-paced coding bootcamp with certifications in web development, data science, and more	https://www.freecodecamp.org/
Web	JavaScript.info	Modern JavaScript tutorial covering everything from basics to advanced topics	https://javascript.info/
Web	MDN Learn Web Development	Comprehensive, free tutorials for learning HTML, CSS, JavaScript, and web APIs	https://developer.mozilla.org/en-US/docs/Learn
Web	Next.js Learn	Free, interactive course for learning Next.js React framework	https://nextjs.org/learn
Web	React Documentation	Official React tutorials and guides for building user interfaces	https://react.dev/learn
Web	Scrimba	Interactive coding screencasts with hands-on practice for web development	https://scrimba.com/
Web	The Odin Project	Free, open-source curriculum for learning web development from scratch	https://www.theodinproject.com/