Planning Poker by Standuply - Asynchronous planning poker via Slack task-based surveys
Chpokify - Planning Poker Tool that saves time of sprint estimation. Agile teams management tools. Jira Integration (Import/Export), auto-summary, smart voting management.
StoriesOnBoard - StoriesOnBoard helps agile teams build better products faster. The built-in guide helps you collect and prioritize ideas, understand user requirements, gather customer feedback, and validate feature ideas with internal & external stakeholders.
Planning Poker - Open source implementation of planning poker game (collaborative online estimation/voting tool).
Firepoker - Agile Planning Poker powered by Firebase and AngularJS
ESTIMA - Planning Poker for remote teams