Sites built with XRegExp
JavaScript library that extends regular expressions with new syntax, flags and methods.
Get told when a new site ships with XRegExp.
Stackdar watches every launch we detect and sends you the ones using XRegExp, by email, Slack or webhook. On every plan, from £15 a month.
See how alerts workFound via: StackScope Discovery (Indie) 1 · StackScope Wider Web 36
XRegExp has been detected on 37 launches we've crawled, with 25 of those in August 2026 (0.0% of the month's launches so far). The 7-day rolling share is 0.0%, roughly steady week on week. Most recent detection: Lealis, today.
Domain endings using XRegExp
37 sites
- .com 37.84%
- .uk 13.51%
- .in 10.81%
- .net 10.81%
- .au 5.41%
- .org 5.41%
- .app 2.70%
- .dev 2.70%
- .eu 2.70%
- .nl 2.70%
- .online 2.70%
- .se 2.70%
Country-coded domains
16 of 37 sites. Mostly read from the domain ending, so the US is undercounted.
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United Kingdom 37.50%
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India 25.00%
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Australia 12.50%
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China 6.25%
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Netherlands 6.25%
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Russia 6.25%
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Sweden 6.25%
Share of new sites using XRegExp
Each dot is one launch day. Line is the 7-day rolling average. Chart starts at first detection.
The shaded part of the chart is measured against a different set of sites. Until 8 July 2026 we only tracked launches from launch platforms; from that date we crawl the wider web as well. The share is a proportion of whatever we were tracking at the time, so it can step at that line without the technology itself changing. For a single continuous measure, switch to launch platforms.
Javascript Library leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 | ▲1 |
|
13.27% | 33.29% |
| #2 | ▼2 |
|
7.21% | 18.09% |
| #3 | ▲1 |
|
7.10% | 17.83% |
| #4 | – |
|
4.27% | 10.70% |
| #5 | ▲5 |
|
3.35% | 8.40% |
| … | ||||
| #313 | XRegExp Current page | <0.01% | 0.01% | |
Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Javascript Library tool. All 872 in Javascript Library →
Recent launches we can show
1 of the 37 sites using XRegExp are product launches we list individually. The other 36 are sites we found crawling the wider web: they count towards the figures above, but we do not publish them one by one. How StackScope Discovery works
The StackScope API serves all 37 sites using XRegExp, filterable and exportable, from £15 a month.