When it comes to expressing that something is nearby or readily available, there are various synonyms for the phrase "are at hand." One common alternative is "are close by," indicating that the object or resource is located in proximity to the speaker. Another option is to say that something "is within reach," conveying that it is physically accessible. Similarly, "are nearby" suggests that it is only a short distance away. "Are readily available" implies that the item or resource is easily obtainable. Finally, "are at your disposal" can indicate that something is at someone's complete disposal or ready for use. Each of these phrases can be used interchangeably with "are at hand," depending on the context and the writer's tone.