Tools

Color a Map from a Spreadsheet

Paste a spreadsheet of states or countries and get a colored map you can download.

GISchoroplethD3

Compare Two Map Files

Compare two map files and see what was added, removed, or changed.

GISGeoJSONdiff

Coordinate Converter

Click the map and get the same spot written five ways: regular degrees, degrees-minutes-seconds, UTM, MGRS, or Geohash.

mapsGISLeaflet

Coordinate Grid Generator

Draw latitude and longitude lines over a real map and save them.

GISUTM/MGRSLeaflet

Distance Rings

Drop a pin and draw true-distance rings around it. Save the rings as a map file.

GISbuffersLeaflet

Draw a Map Box

Draw a box on the map and copy it in the formats other map tools ask for.

GISbboxLeaflet

Elevation Profiler

Draw a hike or a drive and see how much you climb and descend.

GIShikingOpen-Meteo

Find Places on a Page

Paste a web page or a URL. This finds place names, puts them on a map, and lets you download the list.

GISscrapingNER

travelgreat circleLeaflet

Flight Route Plotter

Pick airports and see the real shortest path, with distance and flight time.

Map File Viewer

Drop a map file on the page, click shapes to edit them, and save it back out.

GISGeoJSONLeaflet

Map Projection Explorer

The same world in 19 map styles, so you can see how each one stretches the land.

GISprojectionsD3

Map Style Builder

Recolor a sample city map, then export the style.

GISdesignMapLibre

astronomyoutdoorsphotography

Moon Calculator

Moonrise, moonset, and phase for any place and date.

Photo Location Viewer

See where your photos were taken, then save copies with the location stripped out.

privacyEXIFmaps

Static Map Generator

Place pins, then download a picture or an embed snippet. No account.

mapsPNGembed

Sun Calculator

Sunrise, sunset, and golden hour for any place and date.

solaroutdoorsphotography

Weather

Current weather, a week of forecast, and a rain radar. Works offline after the first load.

weatherradarno key

Data

CSV Explorer

Open a spreadsheet in the browser. Sort, filter, then save a cleaned copy.

dataCSVno deps

CSV to JSON

Turn a spreadsheet into JSON, or JSON into a spreadsheet.

dataCSVJSON

Data Anonymizer

Hide or scramble private columns in a spreadsheet before you share it.

dataprivacyCSV

Data Generator

Make fake names, emails, and dates for testing. Same settings give the same fake data.

datatestingno deps

Quick Chart Maker

Paste numbers, pick a chart type, download a picture.

datachartsPNG export

Everyday

Color Palette Generator

Build a color set, check contrast, and pull colors from a photo.

designcolora11y

CSS Playground

Make gradients and shadows by dragging, then copy the CSS.

designCSSno deps

Favicon Generator

Turn an emoji, letters, or a picture into a full favicon set.

web deviconsno deps

Image Converter

Resize and convert pictures on your computer. Nothing is uploaded.

imagesprivacyno deps

Markdown Previewer

Write Markdown and see the formatted page next to it.

writingmarkdownexport

QR Code Generator

Make a QR code for a link, Wi-Fi, or text, then download it.

QRPNG/SVGsharing

teachingconstraintsno deps

Seating Chart Generator

Paste a class list, pick a room shape, and shuffle seats. You can keep two kids apart.

SVG Pattern Generator

Make a repeating pattern and export it as a picture or CSS.

designSVGpatterns

Unit Converter

Length, area, temperature, running pace, and a few map units.

unitsGISno deps

Soccer

League Table What-If

Click win, draw, or loss on leftover games and watch the table change.

soccerstandingsno deps

Lineup Card Generator

Type a starting eleven and download a lineup graphic.

soccergraphicsno deps

Match Timeline Creator

Log goals and cards as they happen and export a match graphic.

soccerinfographicno deps

Soccer Tactics Board

Drag players around a pitch, draw a move, and save the play.

soccertacticsno deps

Tournament Bracket Builder

Build a tournament bracket, enter scores, and watch who wins.

tournamentssportsno deps

Training Session Planner

Drag cones and players onto a pitch and print a practice plan.

soccercoachingno deps