Dev tools · alternatives · 2026

24 alternatives to Cactoide – Federated RSVP Platform

Federated mobile first open-source RSVP platform.

Cactoide is a federated RSVP platform that lets users create and manage events across a distributed network. Built on federation principles, it allows event organizers to coordinate attendees without relying on a… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Meetup.com and eventribe alternative to small groups▲117

   Mobile first open-source RSVP platform. Alternative for meetup.com / eventribe for small companies and groups. If you have a small group and don't want to pay for services you can easily selfhost this solution. Open for improvements and for feedback, ofc. - One-Click Sharing - Each event gets a unique, memorable URL. Share instantly via any platform or messaging app. - No Hassle, No Sign-Ups - Skip registrations and endless forms. Unlike other event platforms, you create and share instantly — no accounts, no barriers. - Effortless Simplicity - Designed to be instantly clear and easy. No…

   2025 · github.com · its alternatives →

2. 2
   Cal.com Platform▲1,601

   Build your pixel-perfect booking experience with Atoms

   2024 · cal.com · its alternatives →

3. 3
   RSVPlease on nostr▲121

   Simple RSVP tracking, know who will join your next event

   2023 · rsvplease.me · its alternatives →

4. 4
   Kommunity▲387

   Community-focused social event platform

   2021 · kommunity.com · its alternatives →

5. 5
   Leade.rs▲263

   Leaders matches event organizers with speakers in tech.

   2017 · its alternatives →

6. 6
   EventsWallet▲71

   Easy-to-use event platform for virtual and hybrid events

   2021 · eventswallet.com · its alternatives →

7. 7
   I built an open source event-management system▲175

   This is a Python/Django based event management system. - iyanuashiri/meethub

   2018 · github.com · its alternatives →

8. 8
   Cal ID▲535

   Schedule and monetize meetings for free

   Nov 2025 · cal.id · its alternatives →

9. 9
   Hi.Events▲498

   Open-source alternative to Eventbrite & Tito

   2024 · hi.events · its alternatives →

10. 10
    Picatic for Slack▲95

    Create events and collect RSVPs directly in Slack.

    2018 · its alternatives →

11. 11
    LeadrPro for Events▲374

    The networking app for events

    2024 · leadrpro.com · its alternatives →

12. 12
    Beams Virtual Event Platform▲379

    Host engaging and profitable virtual conferences and more

    2022 · beams.pro · its alternatives →

13. 13
    Invite.social▲111

    Free classy customizable event RSVPs & invitations

    2024 · invite.social · its alternatives →

14. 14
    EventsWallet▲72

    Range of solutions for on-site, virtual, and hybrid events

    2021 · eventswallet.com · its alternatives →

15. 15
    Tangled – Git collaboration platform built on atproto▲173

    The next-generation social coding platform.

    2025 · blog.tangled.sh · its alternatives →

16. 16
    Hi.Events – Open-Source Event Management and Ticketing Platform▲86

    Open-source event management and ticket selling platform — perfect for concerts, conferences, and everything in between 🎟️ If you find this project helpful, please consider giving us a star ⭐️ - GitHub - HiEventsDev/Hi.Events: Open-source event management and ticket selling platform — perfect for c

    2024 · github.com · its alternatives →

17. 17
    EventConnect▲118

    Event CMS for ticketing, payments, website, photos & more

    2023 · eventconnectapp.com · its alternatives →

18. 18
    Konpa▲61

    Create and Share Events

    2024 · its alternatives →

19. 19
    smol.rsvp▲73

    Free and easy RSVP pages, powered by Google Calendar

    2023 · its alternatives →

20. 20
    Eventbot▲81

    A group calendar made for Slack

    2018 · geteventbot.com · its alternatives →

21. 21
    Sciety▲61

    A new way to manage group events.

    2020 · its alternatives →

22. 22
    Herdd▲87

    An event-based social media app. Plan events and chat.

    2021 · apps.apple.com · its alternatives →

23. 23
    PotluckHub▲82

    Simply plan your get-together

    2018 · potluckhub.com · its alternatives →

24. 24
    Eventbot Calendar for Slack▲67

    Create events directly inside Slack

    2018 · geteventbot.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →