diff --git a/docs/index.md b/docs/index.md
index e0c1a2ae..92594300 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -76,6 +76,10 @@
   - [combine](#combine)
   - [submit](#submit)
   - [generateAddress](#generateaddress)
+  - [isValidAddress](#isvalidaddress)
+  - [isValidSecret](#isvalidsecret)
+  - [deriveKeypair](#derivekeypair)
+  - [deriveAddress](#deriveaddress)
   - [signPaymentChannelClaim](#signpaymentchannelclaim)
   - [verifyPaymentChannelClaim](#verifypaymentchannelclaim)
   - [computeLedgerHash](#computeledgerhash)
@@ -5104,6 +5108,88 @@ return api.generateAddress();
 ```
 
 
+## isValidAddress
+
+`isValidAddress(address: string) : boolean
+
+Checks if the specified string contains a valid ledger address.
+
+### Parameters
+
+This method takes one parameter, the address which to validate.
+
+### Return Value
+
+This method returns `true` if the address is valid and `false` if it is not.
+
+### Example
+
+```javascript
+return api.isValidAddress("address")
+```
+
+## isValidSecret
+
+`isValidSecret(secret: string) : boolean
+
+Checks if the specified string contains a valid ledger secret.
+
+### Parameters
+
+This method takes one parameter, the secret which to validate.
+
+### Return Value
+
+This method returns `true` if the secret is valid and `false` if it is not.
+
+### Example
+
+```javascript
+return api.isValidSecret("secret")
+```
+
+## deriveKeypair
+
+`deriveKeypair(seed: string) : {privateKey: string, publicKey: string}`
+
+Derive a public and private key from a seed.
+
+### Parameters
+
+This method takes one parameter, the seed from which to derive the public and private key.
+
+### Return Value
+
+This method returns an object containing the public and private components of the keypair corresponding to the seed.
+
+### Example
+
+```javascript
+var keypair = api.deriveKeypair(seed)
+var public_key = keypair.publicKey;
+var private_key = keypair.privateKey;
+```
+
+## deriveAddress
+
+`deriveAddress(publicKey: string) : string
+
+Derive an XRP Ledger address from a public key.
+
+### Parameters
+
+This method takes one parameter, the public key from which to derive the address.
+
+### Return Value
+
+This method returns a string corresponding to the address derived from the public key.
+
+### Example
+
+```javascript
+var address = api.deriveAddress(public_key);
+```
+
 ## signPaymentChannelClaim
 
 `signPaymentChannelClaim(channel: string, amount: string, privateKey: string): string`
diff --git a/docs/src/deriveAddress.md.ejs b/docs/src/deriveAddress.md.ejs
new file mode 100644
index 00000000..1a8a1e5c
--- /dev/null
+++ b/docs/src/deriveAddress.md.ejs
@@ -0,0 +1,19 @@
+## deriveAddress
+
+`deriveAddress(publicKey: string) : string
+
+Derive an XRP Ledger address from a public key.
+
+### Parameters
+
+This method takes one parameter, the public key from which to derive the address.
+
+### Return Value
+
+This method returns a string corresponding to the address derived from the public key.
+
+### Example
+
+```javascript
+var address = api.deriveAddress(public_key);
+```
diff --git a/docs/src/deriveKeypair.md.ejs b/docs/src/deriveKeypair.md.ejs
new file mode 100644
index 00000000..8597206d
--- /dev/null
+++ b/docs/src/deriveKeypair.md.ejs
@@ -0,0 +1,21 @@
+## deriveKeypair
+
+`deriveKeypair(seed: string) : {privateKey: string, publicKey: string}`
+
+Derive a public and private key from a seed.
+
+### Parameters
+
+This method takes one parameter, the seed from which to derive the public and private key.
+
+### Return Value
+
+This method returns an object containing the public and private components of the keypair corresponding to the seed.
+
+### Example
+
+```javascript
+var keypair = api.deriveKeypair(seed)
+var public_key = keypair.publicKey;
+var private_key = keypair.privateKey;
+```
diff --git a/docs/src/index.md.ejs b/docs/src/index.md.ejs
index 8f23f152..a566f399 100644
--- a/docs/src/index.md.ejs
+++ b/docs/src/index.md.ejs
@@ -46,6 +46,10 @@
 <% include combine.md.ejs %>
 <% include submit.md.ejs %>
 <% include generateAddress.md.ejs %>
+<% include isValidAddress.md.ejs %>
+<% include isValidSecret.md.ejs %>
+<% include deriveKeypair.md.ejs %>
+<% include deriveAddress.md.ejs %>
 <% include signPaymentChannelClaim.md.ejs %>
 <% include verifyPaymentChannelClaim.md.ejs %>
 <% include computeLedgerHash.md.ejs %>
diff --git a/docs/src/isValidAddress.md.ejs b/docs/src/isValidAddress.md.ejs
new file mode 100644
index 00000000..4805d080
--- /dev/null
+++ b/docs/src/isValidAddress.md.ejs
@@ -0,0 +1,19 @@
+## isValidAddress
+
+`isValidAddress(address: string) : boolean
+
+Checks if the specified string contains a valid ledger address.
+
+### Parameters
+
+This method takes one parameter, the address which to validate.
+
+### Return Value
+
+This method returns `true` if the address is valid and `false` if it is not.
+
+### Example
+
+```javascript
+return api.isValidAddress("address")
+```
diff --git a/docs/src/isValidSecret.md.ejs b/docs/src/isValidSecret.md.ejs
new file mode 100644
index 00000000..bfce3000
--- /dev/null
+++ b/docs/src/isValidSecret.md.ejs
@@ -0,0 +1,19 @@
+## isValidSecret
+
+`isValidSecret(secret: string) : boolean
+
+Checks if the specified string contains a valid ledger secret.
+
+### Parameters
+
+This method takes one parameter, the secret which to validate.
+
+### Return Value
+
+This method returns `true` if the secret is valid and `false` if it is not.
+
+### Example
+
+```javascript
+return api.isValidSecret("secret")
+```