Linkpatch is a tool for website owners and developers that reports broken links and provides all the information you need to fix them.

LinkPatch is purely for tracking 404 errors – you just have to add a line of code to your custom error pages or 404 template and it will send you instant emails as soon as it discovers any error page on your site. It works for any kind of broken link, providing all the details you need to fix the problem.. fast and for good!

You can monitor one site absolutely free, and add more starting at only $10/month!.

Features

• 10-second install, no clutter
• Helpful Dashboard
• Smart Notifications
• Pretty Emails
• Ignore Stuff

SpiderSEO is a script with a graphical user interface and command line tool, that generates automatically meta tags from the content of web pages of an Internet site. Keywords and description are taken from the content of the page. Other metas are generated optionally. The script works on a local image of the website and not online but may be adapted.

Spider SEO formerly known as Metatag Generator is renamed Spider Search Engine Optimizer and has been rewritten and extended:

• Generates meta tags from content of the page.
• Generates keywords from content of the page.
• Optionally generate other meta tags.
• Reports meta tags and links.
• Windows and Linux command line tools (written in Scriptol).
• Graphical user interface for Windows. GUI for Linux is planned.

Download: Spider SEO
License: GNU-GPL 2.0

Redmine is a flexible project management web application. It includes calendar and Gantt charts to aid visual representation of projects and their deadlines. It supports multiple projects. Redmine is free and open source software which provides integrated project management features, issue tracking, and support for multiple version control options.

Redmine is written using Ruby on Rails framework, it is cross-platform and cross-database.

Main features

• Multiple projects support
• Flexible role based access control
• Flexible issue tracking system
• Gantt chart and calendar
• News, documents & files management
• Feeds & email notifications
• Per project wiki
• Per project forums
• Time tracking
• Custom fields for issues, time-entries, projects and users
• SCM integration (SVN, CVS, Git, Mercurial, Bazaar and Darcs)
• Issue creation via email
• Multiple LDAP authentication support
• User self-registration support
• Multilanguage support
• Multiple databases support

Demo: http://demo.redmine.org/
Download: Redmine 0.9.6
License: GNU General Public License v2