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December Highlights

React reached the #1 spot in the rankings back in June, overtaking Python, and has not let go since. December marks React's seventh win in a row. More than just win though, React had its largest margin of victory and came close to being mentioned in 25% of the postings.

In a big jump, PostgreSQL made its debut in the top 5, jumping from #10 to #5. December marks the 3 year anniversary of PostgreSQL passing MySQL as the most popular RDBMS, what it did in December 2014.

Programming Languages

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Server-side Frameworks

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JavaScript Frameworks

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SQL Databases

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NoSQL Databases

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Big Data

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Messaging

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DevOps Tools

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Virtualization and Container Tools

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Total Postings Trend

Rankings and movers

Tech Rank Last Month Change Last Year Change
React 1 1 0 2 +1
Python 2 2 0 1 -1
JavaScript 3 3 0 3 0
AWS 4 4 0 4 0
Postgresql 5 10 +5 7 +2
node.js 6 6 0 5 -1
Machine Learning 7 8 +1 15 +8
Full Stack 8 5 -3 9 +1
DevOps 9 11 +2 13 +4
Rails 10 12 +2 10 0
Ruby 11 9 -2 8 -3
Java 12 7 -5 6 -6
Docker 13 13 0 17 +4
golang 14 16 +2 11 -3
iOS 15 14 -1 12 -3
Android 16 15 -1 14 -2
Open Source 17 19 +2 21 +4
C++ 18 23 +5 20 +2
Data Science 19 17 -2 37 +18
Agile 20 31 +11 31 +11
Tech Mentions Rank Last Year Mentions Last Year Rank Change
zookeeper 5 102 0 180 +78
Rust 10 78 1 154 +76
Kotlin 8 87 2 150 +63
Express 9 82 2 139 +57
Blockchain 22 47 5 102 +55
Robotics 15 59 4 110 +51
Sidekiq 5 106 1 157 +51
Ethereum 11 75 3 123 +48
EC2 7 97 2 143 +46
TensorFlow 11 74 3 119 +45
Tech Mentions Rank Last Year Mentions Last Year Rank Change
ASP.NET MVC 2 146 7 84 -62
memcached 2 145 7 85 -60
HTML5 4 107 16 50 -57
Objective-C 4 115 13 58 -57
Asp 3 117 11 66 -51
jQuery 3 121 9 75 -46
InfluxDB 2 142 5 104 -38
Angular 2 2 138 6 101 -37
CoffeeScript 2 132 6 95 -37
Embedded Systems 2 141 5 105 -36