# Items to be removed from future curl releases If any of these deprecated features is a cause for concern for you, please email the [curl-library mailing list](https://cool.haxx.se/mailman/listinfo/curl-library) as soon as possible and explain to us why this is a problem for you and how your use case can't be satisfied properly using a workaround. ## Past removals - Pipelining - axTLS - PolarSSL