Which do the most popular websites prefer?

Among the 710 sites of the top 1,000 that we could read, 10 (1.4%) use Express and 3 (0.4%) use Firebase.

Can a website use both Express and Firebase?

Yes: 0 of the 7,859 sites show both (<0.1%); 97 show only Express and 42 only Firebase.

Comparison · Backend framework

As of 2026-10-02, Express is detected on 97 of 7,859 popular websites (1.2%) and Firebase on 42 (0.5%): Express is 2.3x as common. 0 sites use both.

	Express	Firebase
Sites using it	97	42
Share of 7,859 sites	1.2%	0.5%
Share of the top 1,000 sites (710 readable)	1.4%	0.4%
Only this one of the two	97	42

Both: 0 sites. Detected on 2026-10-02 from the home page; a technology that leaves no trace there is not counted.

Sector	Sites	Express	Firebase
Other	6,305	1.2%	0.6%
News	347	2.3%	1.7%
Entertainment	314	1.6%	<0.1%
Education	246	0.4%	<0.1%
Government	241	0.4%	0.4%
Technology	133	1.5%	<0.1%
Finance	97	2.1%	<0.1%
E-commerce	93	2.2%	<0.1%

Share of the sector's sites using each technology; sectors with at least 50 sites.

TLD	Sites	Express	Firebase
.com	4,138	1.6%	0.4%
.org	437	1.1%	<0.1%
.net	333	1.2%	0.9%
.ru	258	2.7%	0.8%
.jp	189	0.5%	1.1%
.io	185	0.5%	0.5%
.de	180	1.7%	<0.1%
.edu	159	<0.1%	<0.1%
.gov	110	<0.1%	<0.1%

Top-level domains with at least 100 sites.

Which is more popular, Express or Firebase?: As of 2026-10-02, Express is detected on 97 of 7,859 popular websites (1.2%) and Firebase on 42 (0.5%): Express is 2.3x as common. 0 sites use both.
Which do the most popular websites prefer?: Among the 710 sites of the top 1,000 that we could read, 10 (1.4%) use Express and 3 (0.4%) use Firebase.
Can a website use both Express and Firebase?: Yes: 0 of the 7,859 sites show both (<0.1%); 97 show only Express and 42 only Firebase.