Telegram's Saved Messages[1]. Previously, I used to send URLs to myself using WhatsApp, but searching through messages on is painfully slow compared to Telegram's search capabilities. The speed difference is likely due to Telegram leveraging the benefits of a desktop-native app, though I'm not totally sure why it's so much faster. Notion supposedly has beefed up its search engine recently, but... - Source: Hacker News / about 1 month ago

I think Telegram does it better, and I really hope Discord implements something similar someday. At least they already implemented it, so multiple pictures sent in the same message, can be looked through by clicking the arrows on the sides, or using your keyboard arrow keys. So I have hope that an "album" solution is coming too. Source: almost 2 years ago

I haven't tried but I bet you could also import it into a uMap. Source: about 1 year ago

If you prefer not to use proprietary, walled-off services like Strava I recommend Umap which has some great map editing Functionality and allows sharing links or even exporting the maps as JSON. Source: over 1 year ago

I'm not hosting it myself but I'm using the open-source OSM uMap (https://umap.openstreetmap.fr/en/) with a custom layer that points to a GeoJSON endpoint on my webserver. Source: over 1 year ago

That being said, http://umap.openstreetmap.fr/en/ exists. This is a website where one can make a small map, personal or shared with friends who can edit. Source: over 1 year ago

Open Street Map iframe of a custom map (https://umap.openstreetmap.fr/en/) with an external layer that points to an endpoint on my server. The server takes my database of points/labels/etc and serves it in GeoJSON format for OSM to understand and render. Source: over 1 year ago