Along with 13th Gen Core Raptor Lake, during the Investors Meeting 2022 event, Intel also confirmed the upcoming 15th Gen Core Arrow Lake and 16th Gen Core Lunar Lake. Arrow Lake will be released in 2024, and Lunar Lake will be released in 2025.
Intel Arrow Lake will utilize three process nodes: Intel 4, Intel 20A, and External N3 technology. For Lunar Lake, which supposedly launches in 2024+ (Could be in 2025), the company confirmed it will utilize Intel 18A and unnamed external technology.
See also: Intel CPU Roadmap