Chris Hager
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Free Transactional Email Services - The Best Alternatives to Mandrill & Co.

Round-up and comparison of several popular and free transactional email services and Mandrill alternatives.
Mandrill, the beloved-by-many transactional email service, recently announced that it will switch to a paid-only model under the MailChimp umbrella. This came as a surprise to many developers who used them for sending emails for free from various servers and backends. This post provides a round-up of some of the more popular Mandrill alternatives. Free Transactional Email Providers This section covers a number of popular transactional email providers with a free tier.


How to Optimize Wordpress Performance with nginx and WP Super Cache

This is a simple and effective method how to serve Wordpress pages blazingly fast: produce static HTML files with WP Super Cache, and serve them directly with nginx. WP Super Cache (on Github) is an immensely popular, official Wordpress caching plugin with more than 1 million active installations. Basically the plugin produces static html pages of your posts and pages, and anonymous users can directly load the html without any interaction with PHP.


Comparison of 10 ACME / Let's Encrypt Clients

Let's Encrypt is a new certificate authority backed by Mozilla, Akamai, EFF, Facebook and others, which provides free SSL/TLS certificates. This is an overview and comparison of 10 popular clients.
Let’s Encrypt is a new certificate authority backed by Mozilla, Akamai, EFF, Facebook and others, which provides free, automated SSL/TLS certificates. The public beta started on December 3, 2015 and a whole lot of certificates have been issued already: Several clients to automate issuing, renewing and revoking certificates have been released both by the community and the Let’s Encrypt team. This post is an overview and comparison of 10 popular Let’s Encrypt clients:

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