HK Battle 1941 is a curated directory or link collection for discovering useful websites, tools, and resources.
FreeMapTools is a free online collection of map-based tools. Popular tools let visitors draw a radius around a point, measure distances between points, calculate the straight-line distance between two locations, and measure the area of a drawn shape. Results are shown in units including kilometers, miles, nautical miles, and acres.
AP Transit presents a 3D live map of the NYC Subway, described as a real-time digital map that helps riders navigate the changing transportation network. The page covers reading the map, transfers, accessibility, entrances and station details, and states the system has 472 stations and about 665 miles of track.
World Monitor is a free, open-source global intelligence dashboard that streams live data feeds onto a single world map with AI analysis. It covers conflict events, military flights, ship movements, market data, shipping chokepoints, internet outages and cyber signals, and provides a REST API with MCP equivalents.
An Android app that wraps the web version of Google Maps in a restricted WebView for access when OpenStreetMap isn't enough. It depends on the Google Maps website, a non-free network service. It requires Android 5.0 or newer and is licensed under the GNU Affero General Public License v3.0 or later.
Ventusky provides live weather maps showing wind, rain, radar and temperature, with over 50 weather layers and detailed forecasts. Data comes from weather forecast models including ECMWF, GFS, ICON and GEM.
MISSILEMAP is a digital mapping visualization by Alex Wellerstein that graphically displays the range and accuracy of many types of missiles. It includes a location lookup and a Single Shot Probability of Kill calculator, and is intended to help show the relationship between missile range, accuracy and warhead size.
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FreeMapTools is a free online collection of map-based tools. Popular tools let visitors draw a radius around a point, measure distances between points, calculate the straight-line distance between two locations, and measure the area of a drawn shape. Results are shown in units including kilometers, miles, nautical miles, and acres.
AP Transit presents a 3D live map of the NYC Subway, described as a real-time digital map that helps riders navigate the changing transportation network. The page covers reading the map, transfers, accessibility, entrances and station details, and states the system has 472 stations and about 665 miles of track.
World Monitor is a free, open-source global intelligence dashboard that streams live data feeds onto a single world map with AI analysis. It covers conflict events, military flights, ship movements, market data, shipping chokepoints, internet outages and cyber signals, and provides a REST API with MCP equivalents.
An Android app that wraps the web version of Google Maps in a restricted WebView for access when OpenStreetMap isn't enough. It depends on the Google Maps website, a non-free network service. It requires Android 5.0 or newer and is licensed under the GNU Affero General Public License v3.0 or later.
Ventusky provides live weather maps showing wind, rain, radar and temperature, with over 50 weather layers and detailed forecasts. Data comes from weather forecast models including ECMWF, GFS, ICON and GEM.
MISSILEMAP is a digital mapping visualization by Alex Wellerstein that graphically displays the range and accuracy of many types of missiles. It includes a location lookup and a Single Shot Probability of Kill calculator, and is intended to help show the relationship between missile range, accuracy and warhead size.
