NEWS: X is open-sourcing the code behind its For You timeline.
X released the code that decides how posts are ranked and filtered in the For You feed, including the content labels that can limit a post's reach.
It is pairing this with a new transparency tool called "Under the Hood." If you posted 10 or more times in the past month, you can see which labels were applied to your account and posts, then download the data.
The tool is rolling out as a pilot to a random group of eligible accounts that are at least one year old. The code is on GitHub at