The best alternatives to Eleventy are Vue.js, Gatsby, and React-Static. If these 3 options don't work for you, we've listed a few more alternatives below.
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Universal-2 by AssemblyAI— Speech-to-Text API for conversational data
React-Static is a next-gen static site generator for React. Finally, you can build a website like you do any other React App. There's no special CMS, query language, or crazy lifecycle hooks. Just good old React producing an amazing SEO-ready, user experience driven, progressively enhanced website. The effort is minimal, but the benefits are not!
HardyPress is platform that hosts your WordPress installation securely and generated static pages that load faster and protects your site from malicious attacks.
Sphido is pure static site generator written with speed, simplicity and flexibility in mind. Supports * YAML front-matter * html/markdown source * custom extenders * Nunjucks templates
Types generator is a tool that will help you to create TypeScript Interfaces from JSON. All you need to do is, paste your single object JSON into the Types generator. Types generator will auto-generate the TS interfaces for you.