| apply_mapshaper_commands | Apply a mapshaper command string to a geojson object | 
| check_sys_mapshaper | Check the system mapshaper | 
| drop_null_geometries | Drop features from a 'geo_json' FeatureCollection with null geometries | 
| ms_clip | Remove features or portions of features that fall outside a clipping area. | 
| ms_dissolve | Aggregate shapes in a polygon or point layer. | 
| ms_erase | Remove features or portions of features that fall inside a specified area | 
| ms_explode | Convert multipart lines or polygons to singlepart | 
| ms_filter_fields | Delete fields in the attribute table | 
| ms_filter_islands | Remove small detached polygons (islands) | 
| ms_innerlines | Create a line layer consisting of shared boundaries with no attribute data | 
| ms_lines | Convert polygons to topological boundaries (lines) | 
| ms_points | Create points from a polygon layer | 
| ms_simplify | Topologically-aware geometry simplification. | 
| rmapshaper | rmapshaper: Client for 'mapshaper' for 'Geospatial' Operations |