hunter, linkfish, mailchimp, mialgun, mailjet, mandrill

docs/credentials/Hunter/README.md

@@ -13,7 +13,7 @@ Create a [Hunter](https://www.hunter.io/) account.
 
 1. Access your Hunter dashboard.
 2. Click on your profile icon on the top right.
-3. Click on API..
+3. Click on API.
 4. Use the key with Hunter node credentials in n8n.
 ![Alt Text](https://i.imgur.com/7KYbPRM.gif) 
 

docs/credentials/LinkFish/README.md

@@ -0,0 +1,24 @@
+# LinkFish
+You can find information about the operations supported by the LinkFish node on the [integrations](https://n8n.io/integrations/n8n-nodes-base.linkFish) page. You can also browse the source code of the node on [LinkFish](https://github.com/n8n-io/n8n/tree/master/packages/nodes-base/nodes/LinkFish).
+
+# Authentication
+
+## Pre-requisites
+
+Create a [LinkFish](https://www.linkfish.com/) account.
+
+## Steps
+
+### API Key
+
+1. Access your LinkFish dashboard.
+2. Click on the plugins button at the top.
+3. Click on API Dashboard.
+4. Create new API key.
+5. Use your email and the API key with LinkFish node credentials in n8n.
+![Alt Text](https://i.imgur.com/glLRnFW.gif) 
+
+
+
+
+

docs/credentials/MailChimp/README.md

@@ -0,0 +1,25 @@
+# MailChimp
+You can find information about the operations supported by the MailChimp node on the [integrations](https://n8n.io/integrations/n8n-nodes-base.mailchimp) page. You can also browse the source code of the node on [MailChimp](https://github.com/n8n-io/n8n/tree/master/packages/nodes-base/nodes/Mailchimp).
+
+# Authentication
+
+## Pre-requisites
+
+Create a [MailChimp](https://www.mailchimp.com/) account.
+
+## Steps
+
+### API Key
+
+1. Access your MailChimp dashboard.
+2. Click on your user icon on the top right.
+3. Click on Account Settings in the drop down.
+4. Create on the Extras drop down menu and then API Keys.
+5. Scroll down and create a new key.
+6. Use the API key with MailChimp node credentials in n8n.
+![Alt Text](https://i.imgur.com/87GYcWV.gif) 
+
+
+
+
+

docs/credentials/Mailgun/README.md

@@ -0,0 +1,24 @@
+# Mailgun
+You can find information about the operations supported by the Mailgun node on the [integrations](https://n8n.io/integrations/n8n-nodes-base.mailgun) page. You can also browse the source code of the node on [Mailgun](https://github.com/n8n-io/n8n/tree/master/packages/nodes-base/nodes/Mailgun).
+
+# Authentication
+
+## Pre-requisites
+
+Create a [Mailgun](https://www.mailgun.com/) account.
+
+## Steps
+
+### API Key
+
+1. Access your Mailgun dashboard.
+2. Click on Settings on the left panel.
+3. Click on API Keys.
+4. Click on the eye icon to uncover your API key.
+5. Use the API key with Mailgun node credentials in n8n.
+![Alt Text](https://i.imgur.com/d8V0RL8.gif) 
+
+
+
+
+

docs/credentials/Mailjet/README.md

@@ -0,0 +1,24 @@
+# Mailjet
+You can find information about the operations supported by the Mailjet node on the [integrations](https://n8n.io/integrations/n8n-nodes-base.mailjet) page. You can also browse the source code of the node on [Mailjet](https://github.com/n8n-io/n8n/tree/master/packages/nodes-base/nodes/Mailjet).
+
+# Authentication
+
+## Pre-requisites
+
+Create a [Mailjet](https://www.mailjet.com/) account.
+
+## Steps
+
+### API Key
+
+1. Access your Mailjet dashboard.
+2. Click on your user icon in the top right.
+3. Click on Account Settings.
+4. Under REST API, click on "Master API Key & Sub API Key Management".
+5. Use the API key and Secret Key with Mailjet node credentials in n8n.
+![Alt Text](https://i.imgur.com/OpgcksX.gif) 
+
+
+
+
+

docs/credentials/Mandrill/README.md

@@ -0,0 +1 @@
+Mandrill is a Mailchimp add-on. Please refer to the MailChimp credential docs!