diff --git a/src/blocks/affineDecrypt.js b/src/blocks/affineDecrypt.js
index 8988507..eec8bc3 100644
--- a/src/blocks/affineDecrypt.js
+++ b/src/blocks/affineDecrypt.js
@@ -1,9 +1,24 @@
 module.exports =  {
   name: "Affine Decrypt",
   inputs: {
-    text: "Text",
-    a: "a",
-    b: "b"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    a: {
+      name: "a",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    b: {
+      name: "b",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({text, a, b}, elem){
diff --git a/src/blocks/affineEncrypt.js b/src/blocks/affineEncrypt.js
index c9ef40b..a79f15a 100644
--- a/src/blocks/affineEncrypt.js
+++ b/src/blocks/affineEncrypt.js
@@ -1,9 +1,24 @@
 module.exports =  {
   name: "Affine Encrypt",
   inputs: {
-    text: "Text",
-    a: "a",
-    b: "b"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    a: {
+      name: "a",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    b: {
+      name: "b",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({text, a, b}, elem){
diff --git a/src/blocks/asciiToHex.js b/src/blocks/asciiToHex.js
index 53778aa..c795b25 100644
--- a/src/blocks/asciiToHex.js
+++ b/src/blocks/asciiToHex.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "ASCII to Hex",
   inputs: {
-    text: "Text"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({text}, elem){
diff --git a/src/blocks/atbash.js b/src/blocks/atbash.js
index bbe7b56..49a33b4 100644
--- a/src/blocks/atbash.js
+++ b/src/blocks/atbash.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "Atbash",
   inputs: {
-    text: "Text"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({text}, elem){
diff --git a/src/blocks/caesar.js b/src/blocks/caesar.js
index 8a0d694..4dfec60 100644
--- a/src/blocks/caesar.js
+++ b/src/blocks/caesar.js
@@ -2,12 +2,16 @@ module.exports =  {
   name: "Caesar",
   inputs: {
     text: {
-      name: "Text"
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
     },
     shift: {
       name: "Shift",
-      inline: true,
-      type: "number"
+      type: "number",
+      required: true,
+      inline: true
     }
   },
   output: true,
diff --git a/src/blocks/concat.js b/src/blocks/concat.js
index 16eaf1f..4262690 100644
--- a/src/blocks/concat.js
+++ b/src/blocks/concat.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Concat",
   inputs: {
-    str1: "String 1",
-    str2: "String 2"
+    str1: {
+      name: "String 1",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    str2: {
+      name: "String 2",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({str1, str2}, block){
diff --git a/src/blocks/custom.js b/src/blocks/custom.js
index f38cd0e..d1b6124 100644
--- a/src/blocks/custom.js
+++ b/src/blocks/custom.js
@@ -3,11 +3,36 @@ var events = require("../events.js");
 module.exports =  {
   name: "Custom Code",
   inputs: {
-    inp1: "1",
-    inp2: "2",
-    inp3: "3",
-    inp4: "4",
-    inp5: "5"
+    inp1: {
+      name: "1",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    inp2: {
+      name: "2",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    inp3: {
+      name: "3",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    inp4: {
+      name: "4",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    inp5: {
+      name: "5",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function(inputs, block){
diff --git a/src/blocks/elementsToNumbers.js b/src/blocks/elementsToNumbers.js
index 2a396f1..91d715f 100644
--- a/src/blocks/elementsToNumbers.js
+++ b/src/blocks/elementsToNumbers.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "Elements to Numbers",
   inputs: {
-    elements: "Elements"
+    elements: {
+      name: "Elements",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({elements}, elem){
diff --git a/src/blocks/frequency.js b/src/blocks/frequency.js
index 61ef200..34f6881 100644
--- a/src/blocks/frequency.js
+++ b/src/blocks/frequency.js
@@ -50,7 +50,12 @@ function topGroupsByFrequency(groups, alreadyPercentage){
 module.exports =  {
   name: "Frequency Analysis",
   inputs: {
-    input: "Input"
+    input: {
+      name: "Input",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: false,
   execute: function({input}, block){
diff --git a/src/blocks/hexToAscii.js b/src/blocks/hexToAscii.js
index 46d9b7f..21bea8b 100644
--- a/src/blocks/hexToAscii.js
+++ b/src/blocks/hexToAscii.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "Hex to ASCII",
   inputs: {
-    hex: "Hex String"
+    hex: {
+      name: "Hex String",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({hex}, elem){
diff --git a/src/blocks/lettersToNums.js b/src/blocks/lettersToNums.js
index 1d9cb63..b0bc52b 100644
--- a/src/blocks/lettersToNums.js
+++ b/src/blocks/lettersToNums.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Letters to Numbers",
   inputs: {
-    letters: "Letters",
-    offset: "Offset"
+    letters: {
+      name: "Letters",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    offset: {
+      name: "Offset",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({letters, offset}, elem){
diff --git a/src/blocks/numbersToElements.js b/src/blocks/numbersToElements.js
index 1e70653..c9ba375 100644
--- a/src/blocks/numbersToElements.js
+++ b/src/blocks/numbersToElements.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "Numbers to Elements",
   inputs: {
-    numbers: "Numbers"
+    numbers: {
+      name: "Numbers",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({numbers}, elem){
diff --git a/src/blocks/numsToLetters.js b/src/blocks/numsToLetters.js
index df1239c..0677018 100644
--- a/src/blocks/numsToLetters.js
+++ b/src/blocks/numsToLetters.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Numbers to Letters",
   inputs: {
-    nums: "Numbers",
-    offset: "Offset"
+    nums: {
+      name: "Numbers",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    offset: {
+      name: "Offset",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({nums, offset}, elem){
diff --git a/src/blocks/reverse.js b/src/blocks/reverse.js
index 413c7a1..959d8ab 100644
--- a/src/blocks/reverse.js
+++ b/src/blocks/reverse.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "Reverse",
   inputs: {
-    input: "Input"
+    input: {
+      name: "Input",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({input}, elem){
diff --git a/src/blocks/substitution.js b/src/blocks/substitution.js
index 82b5bd9..27e04a4 100644
--- a/src/blocks/substitution.js
+++ b/src/blocks/substitution.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Substitution",
   inputs: {
-    text: "Text",
-    mapping: "Mapping"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    mapping: {
+      name: "Mapping",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({text, mapping}, elem){
diff --git a/src/blocks/template.js b/src/blocks/template.js
index 0687b42..37a13be 100644
--- a/src/blocks/template.js
+++ b/src/blocks/template.js
@@ -1,7 +1,12 @@
 module.exports =  {
   name: "Example Block",
   inputs: {
-    input: "Input"
+    input: {
+      name: "Input",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({input}, elem){
diff --git a/src/blocks/transposition.js b/src/blocks/transposition.js
index 3212ceb..72dcfb7 100644
--- a/src/blocks/transposition.js
+++ b/src/blocks/transposition.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Transposition",
   inputs: {
-    text: "Text",
-    n: "n"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    n: {
+      name: "n",
+      type: "number",
+      required: true,
+      inline: true
+    }
   },
   output: true,
   execute: function({text, n}, elem){
diff --git a/src/blocks/transpositionReverse.js b/src/blocks/transpositionReverse.js
index 5a6c9dd..927fff7 100644
--- a/src/blocks/transpositionReverse.js
+++ b/src/blocks/transpositionReverse.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Transposition Reverse",
   inputs: {
-    text: "Text",
-    n: "n"
+    text: {
+      name: "Text",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    n: {
+      name: "n",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({text, n}, elem){
diff --git a/src/blocks/vigenereDecode.js b/src/blocks/vigenereDecode.js
index 0336a99..139bafe 100644
--- a/src/blocks/vigenereDecode.js
+++ b/src/blocks/vigenereDecode.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Vigenere Decode",
   inputs: {
-    cipherText: "Ciphertext",
-    key: "Key"
+    cipherText: {
+      name: "Ciphertext",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    key: {
+      name: "Key",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({cipherText, key}, elem){
diff --git a/src/blocks/vigenereEncode.js b/src/blocks/vigenereEncode.js
index 6e26a7c..8b3398c 100644
--- a/src/blocks/vigenereEncode.js
+++ b/src/blocks/vigenereEncode.js
@@ -1,8 +1,18 @@
 module.exports =  {
   name: "Vigenere Encode",
   inputs: {
-    plaintext: "Plaintext",
-    key: "Key"
+    plaintext: {
+      name: "Plaintext",
+      type: "text",
+      required: true,
+      inline: false
+    },
+    key: {
+      name: "Key",
+      type: "text",
+      required: true,
+      inline: false
+    }
   },
   output: true,
   execute: function({plaintext, key}, elem){