Open Event Server
Enables organizers to manage events from concerts to conferences and meet-ups.
Mobilizon
A federated tool that helps you find, create and organise events and groups.
Meetable
A minimal events aggregator.
LimeSurvey
Feature-rich Open Source web based polling software. Supports extensive survey logic.
Input
A privacy-focused, no-code, open-source form builder designed for simplicity and brand consistency.
hitobito
A web application to manage complex group hierarchies with members, events and a lot more.
Gancio
A shared agenda for local communities.
gathio
Self-destructing, shareable, no-registration event pages.
Framadate
Online service for planning an appointment or make a decision quickly and easily: Make a poll, Define dates or subjects to choose, Send the poll link to your friends or colleagues, Discuss and make a decision.
Fider
Open platform to collect and prioritize feedback (alternative to UserVoice).
docassemble
A free, open-source expert system for guided interviews and document assembly, based on Python, YAML, and Markdown.
ClearFlask
Community-feedback tool for managing incoming feedback and prioritizing a public roadmap (alternative to Canny, UserVoice, Upvoty).
Claper
The ultimate tool to interact with your audience (alternative to Slido, AhaSlides and Mentimeter).
Christmas Community
Create a simple place for your entire family to use to find gifts that people want, and to avoid double-gifting.
Bitpoll
A web application for scheduling meetings and general polling.