The main open source offering of the company are Docker Engine and buildkit which are rebranded under the Moby umbrella project.

The company was founded as dotCloud in 2008 by Kamel Founadi, Solomon Hykes, and Sebastien Pahl in Paris,[4] and incorporated in the United States in 2010.

[15] Docker was estimated to be valued at over $1 billion, making it what is called a "unicorn company", after a $95 million fundraising round in April 2015.

In February 2011, the company secured $800,000 in seed capital from angel investors including Chris Sacca, Jerry Yang, and Ron Conway.

[23] A month later, in March 2011, Docker raised $10 million in a Series A funding round led by Benchmark Capital and Trinity Ventures.

[26] In April 2015, Docker raised $95 million in a Series D round led by Insight Venture Partners.