How matrix.org Looks on Facebook
This page shows how matrix.org appears when shared on Facebook. The current preview headline reads "Matrix.org". It pairs with the description "Matrix, the open protocol for secure decentralised communications" and a social image. Overall, matrix.org's setup scores 84/100 against Facebook best practices.
Facebook preview
Large card (image ≥ 600px wide)

matrix.org
Matrix.org
Matrix, the open protocol for secure decentralised communications
Compact card (image < 600px wide)

matrix.org
Matrix.org
Matrix, the open protocol for secure decentralised communications
Analysis
matrix.org's social setup currently has 1 warning that affect how it renders on Facebook. The most impactful fixes are listed below - they range from missing required tags to image dimensions that will be cropped or rejected by specific platforms.
In particular: missing og:type tag. Each of these has a one-line fix in the recommendations panel above.
What's working well: social share image found; description length is good (65 chars); twitter card type: summary_large_image. 3 of the checks we run pass cleanly.
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