Tilemap Editor
"MapperMate is a free-to-use tilemap editor used to create, edit, and manage tilemaps for 2D games online and directly in the browser.
MapperMate includes premium, pre-made templates, an assortment of tools and exporters to speed up your map creation process, and also contains tutorials meant to get you as up-to-speed as possible in the shortest amount of time.
The app is built using Nuxt.js / Vue 3, MySQL, Node.js and Nginx."