holoIndex is an unofficial fan-made calendar for tracking
hololive talent birthdays,
debut anniversaries, and events — with live countdowns, multi-year archives, and full offline support.
This site is not affiliated with Cover Corporation, hololive production, or any related parties.
All talent names, images, and associated content belong to their respective rights holders.
All talent and event data is maintained in Google Sheets published as CSV and fetched on page load. Data is cached locally by the service worker for offline use.
No frameworks. No build step. Just a single HTML file with vanilla JavaScript — fast, simple, and easy to deploy anywhere.
This is an unofficial fan site and is not affiliated with, endorsed by, or connected to Cover Corporation or hololive production in any way.
All talent names, likenesses, artwork, and associated intellectual property belong to Cover Corporation and their respective creators. Avatar and portrait images used on this site are sourced from publicly available official materials.
This site is intended for fan use only.