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Several handy bookmarklets have been created to help you quickly search some of these options. Click here to go to that section.

Tools
  • Coordinate Conversion - Convert multiple coordinate formats into other formats quickly. Allows you to map these coordinates in a variety of maps and view a custom Geocache search.
  • Distance & Midpoint Calculator - Takes a variety of coordinate inputs and calculates the distance between them. It gives you the bearing and distance in both feet and meters. Also allows you to map coordinates and get driving directions between them.
  • Projection Calculator - Allows you to project a waypoint from a given location with bearing and distance. Allows for a variety of distance types.
  • Cache Placement Helper - Tool that allows you to get your current coordinate readings and view them on a map. You can move the pin around to narrow the results. Offers a variety of coordinate formats and helpful links to quickly create a cache page or view maps in Google.
  • Code Tables - A variety of interactive code tables that allow you to encrypt and decrypt codes. This list is growing weekly so check back often.

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    Random List
  • ADFGX Cipher - Tool to convert text using the ADFGX cipher and a custom alphabet.
  • ADFGVX Cipher - Tool to convert text using the ADFGVX cipher and a custom alphabet.
  • Affine Cipher - Tool to convert text using the Affine cipher and a custom alphabet.
  • Atbash Cipher - Tool to convert text into Atbash cipher which flips the text from A-Z to Z-A.
  • Autokey Cipher - This cipher is a polyalphabetic substitution cipher.
  • Bacon Cipher - Converts text to or from Bacon Cipher.
  • Base64 - Converts text to or from Base64.
  • Beaufort Cipher - This cipher is a polyalphabetic substitution cipher.
  • Bifid Cipher - This cipher combines the Polybius square with transposition and uses fractionation to achieve diffusion.
  • Columnar Transposition Cipher - This tool writes text out in rows based off of a keyword and then reads the text off in columns.
  • Dvorak Qwerty - This tool converts text between a Qwerty keyboard and a Dvorak keyboard.
  • Foursquare Cipher - This tool encrypts pairs of letters (like playfair) using four 5 by 5 matrices arranged in a square.
  • GoldBug Cipher - Converts text to or from GoldBug Cipher.
  • Kenny Code - Converts text to or from Kenny Code.
  • Letters Numbers - Allows you to convert letters to and from numbers.
  • Morse Code - Tool to convert text to or from Morse Code.
  • Playfair Cipher - This cipher is a digraph substitution cipher.
  • Porta Key Cipher - This cipher is a polyalphabetic substitution cipher.
  • Polybius Square Cipher - This cipher is a polyalphabetic substitution cipher.
  • Rotation Cipher - Also known as a caesar cipher, this allows you to do a Rot-N cipher from 1 to 25 all at once.
  • Rail Fence Cipher - Tool to convert text using the rail fence cipher.
  • Running Key Cipher - This cipher is a polyalphabetic substitution cipher.
  • Straddle Checkerboard Cipher - Substitution cipher using a variable length alphabet.
  • Substitution Cipher - Allows you to create your own version of an alphabet as a substitution.
  • Tap (Knock) Code - Converts characters between letters, numbers and dots via a polybius square.
  • Vanity Code - Code that uses the numbers/letters on a phone pad.
  • Vigenère Cipher - The Vigenère Cipher is a polyalphabetic substitution cipher.
  • Text Manipulator - Tool to manipulate text in a large variety of ways. Uppercase, lowercase, reverse text, upside down text, rotation, etc.
  • Frequency Analysis - Tool that analyzes a group of text for letter, number and misc character frequencies.
  • Elemental (Periodic Table) - Converts characters between periodic table of elements. Displays numbers, symbols and names.
  • Bookmarklets - Several javasript bookmarklets to shortcut common geocaching functions such as coordinate conversion, gc/tb lookup, keyword search, user search, etc.
  • Cache Page Creation Helper - Example page to show you how to spruce up your cache creation pages.
  • QR Code Generator - Allows you to create a QR code with custom colors and density.
  • Barcode Generator - Tool to create a barcode in Format 39 and Format 128.
  • Logical Solver - Tool to solve logical puzzles. Works on both mobile and desktop.
  • Circular Gallifreyan Creator - Tool that allows you to create circular Gallifreyan. Works on both mobile and desktop.
Coordinate Converter & Map Links
Degree Decimal Minutes:
Decimal Degrees:
Degrees, Minutes & Seconds:
What3Words:
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MGRS:
UTM:
Antipode:

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Convert Coords Bookmarklet:

A handy bookmarklet has been created to help you convert coordinates from any webpage. Click here to go to that section.