A practical free stack for a personal blog:

• Source control: GitHub.
• Static hosting: Cloudflare Pages, Netlify, or Kinsta Static Site Hosting.
• DNS: Cloudflare DNS, deSEC, or Hetzner DNS.
• Search: Pagefind for static local search; Algolia if hosted search is needed.
• Comments: Utterances, powered by GitHub Issues.
• Analytics: Cloudflare Web Analytics or counter.dev.
• Forms: Formspree, Formcarry, or Formspark.
• Newsletter: Buttondown for a small list.

The default choice for this site is: GitHub + Astro + Cloudflare Pages + Pagefind + Utterances.