Alternatives

Products that do what Building a 'liturgical lightbulb', bringing the Calendar to life does

1. 1IB
   I built an open source web calendar inspired by the Google calendar▲232

   I love the looks and UX of the Google calendar. But I wanted to have a version I could use more freely in my own projects, still looking similar to the one from Google.

   2024 · schedule-x.dev

2. 2
   Cron▲1,208

   Next-generation calendar for professionals and teams

   2021 · cron.com

3. 3
   Agenda Hero Magic 2.0▲249

   Turn text, images, and PDFs into calendar events.

   2024

4. 4
   OFFLIGHT▲579

   To-dos, calendar and time tracking in one place

   2024

5. 5
   CalendarPipe▲155

   Programmable calendar sync for humans and AI agents

   Apr 2026

6. 6
   Calendar Signatures by Warmly▲307

   LinkedIn insights right in your calendar, 100% free

   2021

7. 7
   Altar▲135

   My mum annoyed me so I built a church donation app.

   2020

8. 8
   Add-to-Calendar Button Generator▲280

   Free convenient JavaScript snippet, generating event buttons

   2021

9. 9
   OneCal▲324

   Synchronize your calendars in real-time

   2022

10. 10SO
    Someday, Open-Source Calendly Alternative for Gmail / Google App Script▲313

    Free and open-source. Simple alternative to cal.com / calendly, built on Google-App-Script for Gmail users. Built with modern technologies like React, TypeScript, Shadcn/UI, and Vite.

    2024 · github.com

11. 11
    Hugo Calendar▲283

    Calendar, notes, and tasks app - make every meeting worth it

    2022

12. 12
    CalGet V2 (formerly Cal.et)▲127

    Add to calendar link generator

    2025

13. 13
    ChronoFlo Calendar▲81

    Create interactive calendars you can share on the web

    2018

14. 14BA
    Building an E-Ink Calendar and a UI Toolkit along the way▲64

    2020 · rahulrav.com

15. 15
    Lightpad▲159

    Calendar for dreamers and visual thinkers

    2020

16. 16
    Text to Calendar▲184

    Easily create a calendar event from highlighted text

    2024

17. 17
    Altar▲94

    Prayer journal app that helps you keep track of prayers

    2021

18. 18
    Altar▲78

    Live streaming & video conferencing technology for churches

    2020

19. 19
    Status Ninja▲94

    Sync your Google calendar events to your Slack status

    Jan 2026

20. 20AR
    A React.js yearly calendar component▲94

    2015 · github.com

21. 21
    Calendope▲67

    Your public calendar

    2022

22. 22
    Advent▲69

    Create personalised advent calendars for partners or friends

    2019

23. 23
    Bold Calendar▲105

    An inspirational task manager and calendar

    2017

24. 24
    Smart Calendars AI▲89

    Turn text, photos, voice into events & reminders in seconds

    2025

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