Some resources on Project Management software including links to various software options as well as articles on the subject.

•  Asana
  • Instagantt
• ProjectLibre – Open Source, cloud hosted option coming soon.
• dapulse
• GanttProject – Open Source.
• Odoo – Open Source. Offers a full suite of apps, including project management.
• OpenProject – Open Source.
• ProjectForge – Open Source.
• Taiga – Open Source.
• TaskJuggler – Open Source.
• web2Project – Open Source.
• ProjectQtOr – Open Source.
• 2-Plan
• Wrike

Articles

• 14 Best Free Project Management Programs 2016.

Sites

• Software Advice’s Best Project Management Software.
• G2 Crowd’s Project Management.
• Best Project Management Software.
• Wikipedia’s Comparison of Project Management Software.