Free · Check a map style file

MapLibre Style JSON Checker

Find clear errors in a MapLibre style JSON file and preview a valid style.

  • Live interactive map
  • Local file handling
  • PNG, JSON, or GeoJSON

Check a map style

Paste a style file. It stays in this browser tab.

A style can request its own map files
Fix the first error below to preview this style.Ready
Starting the interactive mapMapLibre is loading in this tab.
StatusNeeds work
Sources0
Layers0
Warnings0

Three simple steps

How to use it

  1. Paste a MapLibre style JSON file.
  2. Fix the listed paths and messages.
  3. Preview the valid style, then copy or download it.

Your pasted map data stays in this tab

MapLibre draws your GeoJSON in the browser. Bookify does not upload or save it. Street backgrounds request public demo tiles, while Paper and Night use no background tiles. A pasted style may request the sources named inside that style.