How many companies use mod_ssl vs OpenSSL?

98 companies use mod_ssl and 3,998 companies use OpenSSL in our database. OpenSSL is more widely adopted with 40.8x more companies than mod_ssl.

What percentage of mod_ssl users also use OpenSSL?

102% of companies using mod_ssl also use OpenSSL (100 companies). This overlap suggests the tools serve complementary rather than competing purposes.

Which industries prefer mod_ssl over OpenSSL?

The top industries using mod_ssl are Other, Media & Content, Hospitality & Travel, Professional Services, Education & Learning. For OpenSSL, the top industries are Other, Media & Content, Hospitality & Travel, E-commerce & Retail, Education & Learning.

Can I get a list of companies using both mod_ssl and OpenSSL?

Yes. AgentData tracks 100 companies that use both mod_ssl and OpenSSL. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

mod_ssl vs OpenSSL

OpenSSL is used by 3,998companies — 40.8x more than mod_ssl (98). 100 companies use both.

98 use mod_ssl3,998 use OpenSSL100 use both17,216 emails available

Side-by-side comparison

	mod_ssl	OpenSSL
Companies	98	3,998
Category	Web server extensions	Web server extensions
Emails available	43	17,173
Overlap	102% of mod_ssl users also use OpenSSL (100 companies)