Serving Tiles
Tiles are the individual images, that when used in combination with another tool (e.g. Leaflet, Open Layers, Marble, ...) form a map.
Tileserver Components
Database
Usually postgresql, with postgis
Stylesheet
opentreetmap-carto
Web Server
Usually Apache with tilelite, tilestache or mod_tile (not available in Debian).
Install howtos
/bullseye /buster /jessie /sid |