Add NS1, Zoho, Roller, and Braintree

README.md

@@ -1,2 +1,26 @@
-# free-stuff-for-developers
+# Free Stuff for Developers
+
 A handy list of tools and services with generous free allowances
+
+---
+
+## DNS from NS1
+[ns1](https://ns1.com) is a DNS provider with 22 points-of-presence (POPs), and [ultra-low global response times](http://www.solvedns.com/dns-comparison/2016/06).
+
+They offer 50 DNS records and 500,000 queries per month for free.
+
+## Email from Zoho
+[Zoho](https://www.zoho.com/mail/) is a suite of applications aimed at businesses, and their ad-free email service is generally well-regarded.
+
+For free you can host one domain name and create up to 25 email accounts with 5GB of storage each.
+
+## Error Capture from Rollbar
+[Rollbar](https://rollbar.com) is a service for capturing exceptions from your application. Supports iOS, Java, JavaScript, PHP, and more.
+
+Their free tier includes 5,000 events per month, 30 days of retention, and unlimited users and projects.
+
+
+## Payments by Braintree
+[Braintree](https://www.braintreepayments.com) is a payment gateway by PayPal.
+
+There are no monthly fees, and the first $50,000/£30,000 you process is completely fee-free.