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Companies running core-js, React and Skool

techcore-js×techReact×techSkool×Add a filter: technology, sector, band or date

307

companies, <0.01% of 54,527,857 in the index. Landing 10 Sept 2026.

n8 of 10 buckets a dimension
Denominator307 companies in this segment
Landing10 Sept 2026
Figurefacets.tech-core-js.tech-react.tech-skool

8 of 10 buckets a dimensionof 307 companies in this segmentlanding 10 Sept 2026/method/segment-facetsfacets.tech-core-js.tech-react.tech-skool

How the segment is made up

NAICS sector

NAICS sector

Companiesof 307 in this segment

3 of 24 sectors; the remainder is the last row7 buckets hold under 20 companies and are folded into the remainderCounts and no share: the denominator is under 1,000

The 4 numbers behind this chart
SectorCompaniesShare
61 Educational Services119
54 Professional, Scientific, and Technical Services72
51 Information50
21 other sectors, and unclassified66
Business category

Business category

Companiesof 307 in this segment

The 4 largest categories; the remainder is the last row6 buckets hold under 20 companies and are folded into the remainderCounts and no share: the denominator is under 1,000

The 5 numbers behind this chart
Business categoryCompaniesShare
Professional & Management Training63
Tech Companies45
Digital & Marketing Agencies29
Business Consulting22
All other categories148
Employee band

Employee band

Companiesof 307 in this segment

1 to 1025810 to 10035
1 other bands, and unknown14

2 of 4 bands: the decades every page and every company on this site uses1 bucket holds under 20 companies and is folded into the remainderCounts and no share: the denominator is under 1,000

The 3 numbers behind this chart
BandCompaniesShare
1 to 10258
10 to 10035
1 other bands, and unknown14
Freshness

Freshness

Companiesof 307 in this segment

fresh287
recent18
aging2
stale0

Last verified, against landing 10 Sept 2026: within 30 days, 90, a year, past a year. The four add to the segment

The 4 numbers in this chart
TierCompaniesShare
fresh287
recent18
aging2
stale0
HQ country

HQ country

Companiesof 307 in this segment

the United States178the United Kingdom24
All other countries, and unknown105

The 2 largest countries the count returns; the remainder is the last row8 buckets hold under 20 companies and are folded into the remainderCounts and no share: the denominator is under 1,000

The 3 numbers behind this chart
CountryCompaniesShare
the United States178
the United Kingdom24
All other countries, and unknown105
Technologies alongside core-js

Technologies alongside core-js

Companiesof 307 in this segment

The 8 most often alongside; these overlap and do not add upCounts and no share: the denominator is under 1,000

The 10 numbers behind this chart
TechnologyCompaniesShare
Facebook Pixel254
Cloudflare193
PHP193
Lucide182
WordPress167
MySQL167
React Router163
Google Tag Manager163
Google Campaign Manager 360158
DoubleClick Floodlight158
n9 rows shown
Denominator307 companies in this segment
Landing10 Sept 2026
Figurerows.tech-core-js.tech-react.tech-skool

9 rows shownof 307 companies in this segmentlanding 10 Sept 2026/method/segment-rowsrows.tech-core-js.tech-react.tech-skool

Who is in it

Company
Website
HQ country
Sector
Business category
Live technologies
Freshness
United States
81
Pet Boarding & Sitting
94
fresh
Canada
53
Real Estate - Agents & Managers
19
fresh
France
61
Yoga Studios
114
fresh
United States
51
Tech Companies
81
fresh
United Kingdom
61
Golf Courses & Country Clubs
38
fresh
Romania
51
Tech Companies
28
fresh
United Kingdom
61
Gyms, Fitness & Health Centers
45
fresh
United States
81
Beauty Salons
101
fresh
United States
54
Business Consulting
20
fresh

9 rows of 307, by cursor. Ordered by the day the matched technology was first verified, most recent first. Freshness is at landing, 10 Sept 2026.

Next 9 rows

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