Astro
Astro in each crawled group, and in the wider sample. JavaScript Framework.
| Group | Crawled | Running Astro | Share |
|---|---|---|---|
| Inc 5000 (2026) | 4,886 | 43 | 0.9% |
| Y Combinator companies | 5,386 | 258 | 4.8% |
| Fortune 500 | 472 | n/a | n/a |
| Unicorns | 1,000 | 21 | 2.1% |
| SaaS companies | 8,173 | 76 | 0.9% |
| Tranco top 10,000 | 1,572 | 18 | 1.1% |
| Wider sample | 8,291 | 59 | 0.7% |
Group rows come from rendered homepage crawls; the wider sample is a plain fetch, so it undercounts tools a tag manager injects after the page loads. <5 means fewer than 5 crawled domains in that group. Method · JavaScript Framework across all groups · Astro site, identified by its island custom element and scoped class attributes.
Detected by:
html data-astro-cid- html astro-island
Wider sample
Astro was detected on 59 of 8,291 company websites drawn from Crunchbase company records, companies with 11 to 1,000 employees. The cuts below divide by each segment's own crawled base.
By industry
| Industry | Crawled | Running Astro | Share |
|---|---|---|---|
| Artificial Intelligence (AI) | 1,631 | 15 | 0.9% |
| Financial Services | 548 | 5 | 0.9% |
| Biotechnology | 521 | 0 | 0.0% |
| Information Technology | 503 | 2 | 0.4% |
| Health Care | 420 | 2 | 0.5% |
| Apps | 395 | 3 | 0.8% |
| Data and Analytics | 373 | 2 | 0.5% |
| Commerce and Shopping | 347 | 1 | 0.3% |
| Administrative Services | 344 | 4 | 1.2% |
| Energy | 294 | 1 | 0.3% |
By employee size band
| Size band | Crawled | Running Astro | Share |
|---|---|---|---|
| 11-50 | 6,249 | 43 | 0.7% |
| 51-200 | 2,042 | 16 | 0.8% |
By country
| Country | Crawled | Running Astro | Share |
|---|---|---|---|
| United States | 5,475 | 29 | 0.5% |
| United Kingdom | 803 | 11 | 1.4% |
| Canada | 480 | 2 | 0.4% |
| Germany | 430 | 4 | 0.9% |
| France | 422 | 7 | 1.7% |
| Australia | 212 | 2 | 0.9% |
| Netherlands | 146 | 0 | 0.0% |
| Sweden | 84 | 1 | 1.2% |
| Denmark | 75 | 0 | 0.0% |
| Finland | 68 | 0 | 0.0% |
Cite this
Installmap, Astro adoption, crawl of 2026-09-03, https://installmap.com/tools/astro.