---
title: "Sitemap Index Generator — Free tool — name.ai"
description: "Paste a list of sitemap URLs and get a valid <sitemapindex>. Optionally fetch each to fill in lastmod."
url: https://name.ai/tools/sitemap-index-generator
---

# Sitemap Index Generator — Free tool — name.ai

[All free tools](https://name.ai/tools)

Sitemap URLsFetch each sitemap to fill lastmod (slower)

One URL per line (or comma-separated). Max 200.

## About Build a sitemap index

Build a sitemap index is a free name.ai tool. Paste a list of sitemap URLs and get a valid <sitemapindex>. Optionally fetch each to fill in lastmod.

It is built for SEO specialists, site owners, and agencies who maintain XML sitemaps. Sitemaps tell search engines which URLs matter. Broken, stale, or oversized sitemaps waste crawl budget and hide important pages.

Use this page whenever you need a quick, private-friendly run without installing software. Results stay on this tool flow so you can copy, download, or refine them in one place.

## How to use Build a sitemap index

1.  Open this page and review the short description so you know what output to expect.
2.  Provide Sitemap URLs (for example, https://example.com/sitemap-1.xml https://example.com/sitemap-2.xml).
3.  Submit with Generate index and wait for processing to finish.
4.  Review the result, then copy or download it. Re-run with adjusted input if you need a tighter answer.

## Frequently asked questions

Is Sitemap Index Generator free?

Yes. Sitemap Index Generator is a free name.ai community tool. Fair-use rate limits may apply to keep the service available for everyone.

Do I need an account to use Sitemap Index Generator?

No account is required for the standard free run. Creating a name.ai account unlocks the wider marketplace, brokerage, and domain management products when you are ready.

What should I do after I get results?

Copy or export the output, fix any issues the tool highlights, and — if you are naming or acquiring a domain — continue on name.ai search, marketplace, or brokerage for the next step.

## Related free tools

-   [Sitemap Finder & Checker](https://name.ai/tools/sitemap-finder)
-   [Sitemap Validator](https://name.ai/tools/sitemap-validator)
-   [Sitemap URL Extractor](https://name.ai/tools/sitemap-url-extractor)
-   [XML Sitemap Generator](https://name.ai/tools/xml-sitemap-generator)
-   [Sitemap URLs Comparison Tool](https://name.ai/tools/sitemap-comparison)
-   [Sitemap Split/Merger Tool](https://name.ai/tools/sitemap-splitter)

## Keep going on name.ai

Finished with this tool? Explore premium domains, AI naming, or seller tools on name.ai — the same team behind these free utilities.

-   [All free tools](https://name.ai/tools)
-   [Domain search](https://name.ai/search)
-   [Marketplace](https://name.ai/market)
-   [Learning hub](https://name.ai/resources)

Sitemap Index Generator — Free tool — name.ai

---

Markdown representation of https://name.ai/tools/sitemap-index-generator. The same URL returns HTML to any client that asks for `text/html`. Site map for agents: https://name.ai/llms.txt