PlanITpoker - PlanITpoker is a cool on-line planning poker app that helps Agile project teams estimate projects easily.

Preceden - Preceden makes it easy to build simple, powerful timelines

Taiga - Project management platform for agile developers & designers

Timeline - Timeline is a cross-platform application for displaying and navigating events on a timeline.

Craft.io - All-in-one product management software for entire product lifecycle

Tiki-Toki - Tiki-Toki is web-based timeline software for creating beautiful interactive timelines that you can share on the web.