Open source map servers and tools, installed and run

Generate any location from the real world in Minecraft with a high level of detail.

What the test found: Arnis 3.2.0 builds from source, passes all 1189 unit tests, and generates valid Minecraft Java Edition Anvil worlds from sample OSM fixture data via the CLI. 19 minutes.

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

What the test found: GraphHopper 12.0-SNAPSHOT builds from source, all tests pass (0 failures), and the web server serves valid car/foot/bike routes on port 8989 using the bundled Andorra OSM data. 37 minutes.

an open source geocoder for openstreetmap data

What the test found: Java 21 installed, project builds, all 539 tests pass against embedded OpenSearch instance. 9 minutes.

Self-hostable maps stack, powered by OpenStreetMap.

What the test found: Rust workspace builds and all unit tests pass; travelmux-server launches and responds 200 on health endpoints; frontend vitest suite passes 44/44 tests with Node 22.22.0; pelias generate_config tests pass 6/6; Docker unavailable blocks full-stack integration tests. 10 minutes.

An agent skill that finds where a photo was taken, OpenStreetMap geometry, elevation skylines, satellite imagery and street view, and shows its work. Works...

What the test found: uv was installed into a venv and every script's dependencies resolved via uv run; the geo-sleuth skill's core scripts (clues, geo, board, sun, exif, imgprep, terrain, tiles, evidence, ocr, match, sat_scan, intake, baidu_pano) all executed real end-to-end runs with decoded media output, two input edge-case bugs were... 23 minutes.

Transform your favorite cities into beautiful, minimalist designs. MapToPoster lets you create and export visually striking map posters with code.

What the test found: Install completes with no errors, flake8 passes, and the script generates valid map poster PNGs from live OpenStreetMap data via Nominatim geocoding and OSMnx for any city/country pair across all 17 themes, with Google Fonts i18n support confirmed working. 6 minutes.

Download, model, analyze, and visualize street networks and other geospatial features from OpenStreetMap.

What the test found: OSMnx 2.1.1 installed via uv from source; 15/17 pytest suite tests pass with a local mock Overpass server; the source bug in elevation.py (0-d array) was patched; the remaining two test failures are due to mock data not matching real OSM attribute richness. 75 minutes.

TileMill is a modern map design studio

What the test found: Server starts on ports 20008/20009, responds HTTP 200 on all endpoints, 24 of 30 mocha tests pass including config CRUD, project CRUD, abilities, export create/delete, and duplicate module detection for sqlite3/mapnik. 39 minutes.