Set up WordPress SSL, HTTPS redirects, Let’s Encrypt certificates, mixed content fixes, and security headers from one guided interface.
Alternatives to Flex SSL
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Glimbyte SSL Guardianv1.1.2
Complete SSL management plugin: force HTTPS, fix mixed content, monitor certificates, and enable HSTS. Easy setup in 5 minutes.
Generate & install Free SSL Certificates for WordPress, HTTPS redirect, get PADLOCK in the browser, get automatic Renewal Reminders from plugin.
Lifetime SSL solution - Free SSL certificate & HTTPS redirect, force HTTPS, fix insecure site / SSL errors, security headers.
Enable SSL & HTTPS redirect with 1 click! Add SSL certificate & WP Force SSL to redirect site from HTTP to HTTPS & fix SSL errors.
0Certv1.0.0
Add 0Cert identity-based encryption verification to your WordPress site. Zero certificates. Zero renewals.
Zen Site Securityv1.15.2
SSL in one click plus security hardening: 301 HTTPS redirect, mixed content fixer, HSTS, security headers, SameSite cookies, attack-surface hardening.
Simple SSL Redirectsv1.1.4
Lightweight plugin to ensure access via SSL/HTTPS. Uses 301 (permanent) redirects for SEO benefits. Optionally sets HSTS and forces canonical domain.
Bluearctic HTTPS Fixerv1.0.0
Send every visitor to HTTPS, clear mixed content warnings, and clean old http:// links out of your database.
Easily improve site security with WordPress Hardening, Two-Factor Authentication (2FA), Login Protection, Vulnerability Detection and SSL certificate.