The phrase "accomplishment online" is correct and usable in written English.
It can be used when referring to achievements or successes that are attained through online means or platforms.
Example: "Her latest accomplishment online was completing a challenging coding bootcamp that she attended virtually."
Alternatives: "achievement on the internet" or "success achieved online".
If you want to appreciate how vast the digital divide is that historically separates conservative failures and liberal accomplishments online, and if you want to add some context to the recent New York Times Magazine feature article on how Republicans' chronic online shortcomings dim the party's electoral chances, just look at how the two camps were marking their time in recent days.
That's quite the accomplishment for an online retail brand that was started by two twin brothers in 2007 and now has over 900 employees and the fourth most visited site in the country based on Alexa rankings.
I love to see my kids succeed, and I am quick to share their accomplishments with the online world.
This allowed individual promotion via Twitter and blog feeds of their work, and finally to promote the compendium publicly via Twitter as a whole piece of work, as well as sharing the pride and accomplishment of the final online product.
Between June 2004 and October 2008, partnerships documented their actions and accomplishments through ALbD's online Progress Reporting System PRSS) database.
As human accomplishments go, one measly online encyclopedia isn't exactly the Great Pyramid of Giza.
An executive with the company's design team told me that employees needed this grounding element, because it gave them a different, more permanent sense of accomplishment than anything they made online.
But then thinking about Wikipedia, Yelp and other UGC sites I realized that people build a sense of community through knowledge and accomplishments with like-minded people online.
One of the BCDC's greatest accomplishments was the launch of an online electronic database named ROBO (Releases of Beneficial Organisms in the United States and Territories; http://www.ars-grin.gov/nigrp/robo.html).
For EMI, the Beatles and Apple Inc. — and particularly for Steven P. Jobs, Apple's chief executive — getting the Beatles' music online was a hard-won accomplishment.
