Add bookmarks using the share menu on Android

Instructions

1. Install Termux
2. Open Termux and issue the commands in the next steps
3. Update packages: $ apt update && apt -y upgrade
4. Install Node.js $ apt install nodejs
5. Install the termux-bookmark npm package: $ npm i --global termux-bookmark
6. Create the directory for the script that will run whenever a URL is shared using Termux: $ mkdir ~/bin
7. Create a script with $ nano ~/bin/termux-url-opener with the following contents:

#!/bin/bash
NPX_PATH=/data/data/com.termux/files/usr/bin/npx
BOOKMARK_URL=$1

env BOOKMARK_SERVER_ROOT=https://<your-bookmark-server> $NPX_PATH bookmark $BOOKMARK_URL

termux-notification --title "Bookmarked" --content "$url"

exit

8. Mark the script as executable: $ chmod +x ~/bin/termux-url-opener
9. Install the Termux API

You can now use the Android share menu to add bookmarks to your bookmark-server