100 Days of Code
Make coding a habit. Join the growing community.
100 Days of Code launched on July 21, 2018 with 306 votes, #42 of 2,673 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 8 years on.
In plain words
100 Days of Code is a community challenge that encourages developers to code for at least one hour daily for 100 consecutive days and share their progress on social media using the #100DaysOfCode hashtag. Participants join a supportive community of fellow programmers working toward the same goal. The program is designed to help build consistent coding habits and connect developers with peers pursuing similar learning objectives, though participants can adjust the specifics to fit their schedules.
written from the facts on this page · September 2026
From the sources
100 Days of Code is a challenge/community, where you publicly commit to code for 1 hour for the next 100 days (it is however more flexible than that). You also become a part of a large friendly dev community. Two Main Rules: - Code minimum an hour every day for the next 100 days. - Tweet your progress every day with the #100DaysOfCode hashtag.
The Official Website for the Challenge
Welcome! Here you can learn the rules, get answers to your questions by reading the FAQ, and find out more about the community that’s growing around the challenge. If you made the decision to commit to the challenge, Click here to tweet it to the world, making yourself accountable and taking your resolve to the next level! If you are interested in changing other habits, check out the #100DaysOfX Project ! I publish Discomfort Academy Newsletter every other week. It’s main focus is providing practical tips and techniques for improving the quality of your life - drawing from a wide variety of themes, listed below. 💌 SUBSCRIBE to the newsletter and start changing your life! Check…from 100daysofcode.com
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