SEO Panel is Free and open source SEO optimization software includes website rank checker, SERP Tracker, Pagerank checker, smallseotools, sitemap generator, Website audit and reports generation and search engine submit url tools.
Ajenti – An admin’s tool for a more civilized age, providing you with a fast and secure way to manage a remote Linux box at any time using everyday tools like a web terminal, text editor, file manager and others.
Zesle – Free Ubuntu, Centos Linux Web Hosting control panel designed for quick and easy management of (Dedicated & VPS) servers without of need to use ssh console for every little thing.
Froxlor – The server administration software for your needs. Lightweight and fast – manage customers, ips, domains, ssl, emails, databases, ftp accounts and more.