The Green Web Dev Book The Green Web Dev book Foreword What is this book? Introduction The climate crisis The impact of web applications Measuring energy usage Pitching green initiatives Stay grounded Making Web Apps Greener General Tips Adopt a data budget Support browsers sustainably Curate features responsibly Styles Create print-specific styles Employ responsive design Use webfonts responsibly Frontend Code Choose appropriate libraries Import efficiently Content Keep content concise Lazy load content Avoid excessive markup Use semantic markup Images Lazy load images Never use GIFs Resize images appropriately Use appropriate image formats Make use of modern image formats Backend Code Consider whether you really need a backend Choose a green host Optimise data queries Optimize your API Use the right kind of database Appendix Appendix A: External Resources Appendix B: Useful Tools