The software platform best known for its collaborative document editing features is Google Docs. This cloud-based platform allows multiple users to work simultaneously on documents, providing real-time editing, commenting, and version history. Its user-friendly interface and accessibility from any device foster teamwork and enhance productivity. Features such as sharing permissions and comment threads make it a preferred choice for both personal and professional use. Google Docs exemplifies the shift towards more collaborative, cloud-based solutions in the digital workplace, leading to greater efficiency and communication among teams.