User generated table of schedules with ability to "select" enteries

[kuema]

Have you considered these?

• https://flows.nodered.org/node/node-red-node-ui-table
• https://flows.nodered.org/node/node-red-node-ui-list

With the table widget you can achieve very rich scenarios, like this one: [Announce] remote device table (and collaboration wanted)

For something more simple, you could just use an UI template node with a standard HTML table and some buttons (some knowledge of AngularJS required).