# Implementation Status

## Integrations

| Integration | Status |
| --- | --- |
| [MapLibre Native](<https://maplibre.org/projects/native/>) | Supported since MapLibre Android 12.1.0 and MapLibre iOS 6.2.0. PR: [\#3246](<https://github.com/maplibre/maplibre-native/pull/3246>). |
| [MapLibre GL JS](<https://maplibre.org/projects/gl-js/>) | Supported since version 5.12.0. PR: [\#6570](<https://github.com/maplibre/maplibre-gl-js/pull/6570>). |
| [Planetiler](<https://github.com/onthegomap/planetiler>) | Can generate tiles in MLT since version [0.10.0](<https://github.com/onthegomap/planetiler/releases/tag/v0.10.0>). |
| [PMTiles](<https://github.com/protomaps/pmtiles>) | Can store MLT; see [PMTiles v3 spec - Tile Type](<https://github.com/protomaps/PMTiles/blob/main/spec/v3/spec.md#tile-type-tt>). |
| [Martin tile server](<https://maplibre.org/martin/>) | Can detect and serve MLT since version [1.3.0](<https://github.com/maplibre/martin/releases/tag/martin-v1.3.0>). PR: [\#2512](<https://github.com/maplibre/martin/pull/2512>).<br>Can automatically convert between MLT and MVT depending on headers since version [1.9.0](<https://github.com/maplibre/martin/releases/tag/martin-v1.9.0>). See the [docs](<https://maplibre.org/martin/using-guides/mlt/>). |
| [QGIS plugin](<https://github.com/maplibre/maplibre-tile-spec/tree/main/qgis>) | Opens MLT files in QGIS via the Rust `mlt` parser. See [qgis/README.md](<https://github.com/maplibre/maplibre-tile-spec/blob/main/qgis/README.md>). |
| [visgl/loaders.gl](<https://loaders.gl/docs/modules/mlt/formats/mlt>) and [module](<https://loaders.gl/docs/modules/mlt>) | Decodes MLT tilesets. Supported since version 4.4 via the pre-bundled `mlt-decoder.cjs`. |

## Implementations

| Implementation | Language | Type | Notes |
| --- | --- | --- | --- |
| [maplibre-tile-spec/cpp](<https://github.com/maplibre/maplibre-tile-spec/tree/main/cpp>) | C++ | Decoder | Used by MapLibre Native |
| [maplibre-tile-spec/ts](<https://github.com/maplibre/maplibre-tile-spec/tree/main/ts>) | TypeScript | Decoder / Encoder | Used by MapLibre GL JS. The encoder is still experimental. |
| [maplibre-tile-spec/java](<https://github.com/maplibre/maplibre-tile-spec/tree/main/java>) | Java | Encoder |  |
| [maplibre-tile-spec/rust/mlt](<https://github.com/maplibre/maplibre-tile-spec/blob/main/rust/mlt/README.md>) | Rust | Decoder / Encoder | The `mlt` CLI and TUI for inspecting and converting tiles, built on `mlt-core`. |
| [maplibre-tile-spec/rust/mlt-core](<https://github.com/maplibre/maplibre-tile-spec/blob/main/rust/mlt-core/README.md>) | Rust | Decoder / Encoder | The core library. Used in Martin. |
| [maplibre-tile-spec/rust/mlt-wasm](<https://github.com/maplibre/maplibre-tile-spec/tree/main/rust/mlt-wasm>) | Rust / WASM | Decoder | Uses `mlt-core` |
| [maplibre-tile-spec/rust/mlt-py](<https://github.com/maplibre/maplibre-tile-spec/tree/main/rust/mlt-py>) | Rust / [PyO3](<https://pyo3.rs/>) | Decoder / Encoder | Exposes `mlt-core` to Python via [PyO3](<https://pyo3.rs/>). |
| [maplibre-tile-spec/rust/mlt-ffi](<https://github.com/maplibre/maplibre-tile-spec/tree/main/rust/mlt-ffi>) | Rust / FFI | Decoder / Encoder | Foreign-function bindings for `mlt-core`, for Java/Kotlin, C++, and C. |

## Ongoing work - tools adding MLT support

| Tool | Status | Tracking issue | Dependency / notes |
| --- | --- | --- | --- |
| [felt/tippecanoe](<https://github.com/felt/tippecanoe>) | Landing soon? | https://github.com/felt/tippecanoe/issues/380 | Via the C++ encoder |
| [systemed/tilemaker](<https://github.com/systemed/tilemaker>) | Landing soon? | https://github.com/systemed/tilemaker/issues/856 | Via the C++ encoder |
| [georust/geozero](<https://github.com/georust/geozero>) | Tracking | https://github.com/georust/geozero/issues/227 | Awaiting Rust encoder |
| [developmentseed/tipg](<https://github.com/developmentseed/tipg>) | Tracking | https://github.com/developmentseed/tipg/issues/248 | Awaiting hypothetical `ST_AsMLT` in PostGIS |
| [versatiles-org/versatiles-rs](<https://github.com/versatiles-org/versatiles-rs>) | Tracking | https://github.com/versatiles-org/versatiles-rs/issues/111 and https://github.com/versatiles-org/versatiles-spec/issues/11 | Rust tiler |
| [maptiler/tileserver-gl](<https://github.com/maptiler/tileserver-gl>) | Tracking | https://github.com/maptiler/tileserver-gl/issues/2194 | JS + Go codebase |
| NASA/CesiumGS renderers | Mention | https://github.com/NASA-AMMOS/3DTilesRendererJS/issues/982\#issuecomment-4467367202 and https://github.com/CesiumGS/cesium/issues/2132 | Minor feature requests in MVT threads |

## Existing/Upcoming MLT datasets

| Dataset | Endpoint / Link | Notes |
| --- | --- | --- |
| [maplibre/demotiles](<https://github.com/maplibre/demotiles>) | `demotiles.maplibre.org/tiles-mlt/plain/{z}/{x}/{y}.mlt` | Also available as TileJSON |
| [Overture Maps](<https://github.com/OvertureMaps/overture-tiles/>) | https://github.com/OvertureMaps/overture-tiles/issues/50 | Considering a switch to MLT |
| [Shademap](<https://ted-piotrowski.github.io/mapbox-gl-shadow-simulator/examples/maplibre.html>) | `cfw.shademap.app/planet/{z}/{x}/{y}.mlt` and `cfw.shademap.app/buildings/{z}/{x}/{y}.mlt` | Buildings and planet layers |
| [OpenRailwayMap-vector](<https://github.com/hiddewie/OpenRailwayMap-vector>) | https://github.com/hiddewie/OpenRailwayMap-vector/issues/919 | MLT support tracking issue |