Juliette Reinders Folmer is an opinionated, passionate busy-body with a prolific portfolio of contributions to various high profile open source projects over the years. She is the current maintainer of PHP_CodeSniffer, co-author of PHPCompatibility, initiator of PHPUnit Polyfills and created the PHP Cheatsheets.
Juliette regularly speaks at conferences and is always happy to discuss how we can all contribute to changing both the dev-culture as well as our code, to be better.
Juliette is self-employed and based in the Netherlands.
Meet Magento Poland 2026
Resurrecting the Dead
Have you ever considered what would happen when a popular open source package is abandoned ?
Now, what about when that package is one of your essential dependencies ?This scenario is not some abstract scenario for a far away future. Projects get abandoned every day and your dependency might be next…
Come & listen to some tales of an accidental maintainer and learn about what you can do to safeguard your organisation.

