Est. employees
11 to 50
| Business Email & Productivity | |
| ForwardEmail Open-source email forwarding service. | 142.6K sites |
| Web Servers & Operating Systems | |
| Apache HTTP Server Long-established open-source web server software | 82.9M sites |
| Fedora Community-driven Linux operating system distribution sponsored by Red Hat. | 35K sites |
| OpenSSL Cryptography toolkit implementing TLS and SSL protocols | 2.1M sites |
| mod_perl Apache module embedding a Perl interpreter. | 165.6K sites |
| Languages & Back-End Frameworks | |
| PHP Server-side scripting language powering a large share of websites | 118.1M sites |
| Perl General-purpose programming language often used for server-side scripting. | 833.2K sites |
| JavaScript Libraries & Widgets | |
| jQuery Widely used JavaScript library simplifying DOM manipulation, events, and AJAX | 118.1M sites |
| Fonts & Icons | |
| Font Awesome Popular icon library and toolkit for scalable web icons | 73.5M sites |
| other | |
| Forward Email Open source email forwarding service for custom domains | 163.8K sites |
| Jobvite Recruiting and applicant tracking software for employers | 9.1K sites |
| Qts-Sjc | 412 sites |
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