OpenSSL is a library available for multiple systems. It has been available since 1998. It is widely used in the area of cryptography. It is an open-source, commercial-grade application that enables its users to install the SSL certificate and complete the SSL tasks with ease. It helps with Certificate Signing Requests (CSR) and also provides the facility to convert the certificate into different SSL formats and perform verifications.

OpenSSL comes with a toolkit with a rich set of features for the purposes of Transport Layer Security (TLS) and Secure Sockets Layer (SSL). It is actively run and maintained by the OpenSSL Management Committee.

Google PageSpeed Insights (PSI) is a Google service available for use on both desktops and smartphones. It provides detailed reports on the performance of the web pages. Its objective is to help empower its user base to optimize the performance of its web pages. It gives users access to lab data and field data along with real-user experience data. 

Google PageSpeed Insights provides users with an accurate assessment of the performance of the webpages based on three classifications, namely, good, needs improvement and poor. It provides vital performance signals along with performance diagnostics through ‘Lighthouse’. It provides information on the audits passed by the page as well.

Comparison OpenSSL vs Google PageSpeed