https://www.milb.com/milb/news/carter-kieboom-tim-cate-form-next-wave-for-washington-nationals/c-312260862added most of the guys mentioned in this article to "follow the prospects"
Fangraphs posted an updated list of our top 21 prospects on December 19:
https://blogs.fangraphs.com/top-21-prospects-washington-nationals/Ranking / Name / Age / Highest Level / Position / ETA / Future Value
1 Carter Kieboom 22.3 MLB SS 2020 60
2 Luis Garcia 19.6 AA 2B 2021 50
3 Jackson Rutledge 20.7 A RHP 2022 45
4 Wil Crowe 25.3 AAA RHP 2020 45
5 Mason Denaburg 20.4 R RHP 2023 45
6 Andry Lara 17.0 R RHP 2025 40+
7 Eddy Yean 18.5 A- RHP 2022 40+
8 Matt Cronin 22.2 A LHP 2022 40+
9 Tim Cate 22.2 A+ LHP 2021 40
10 Seth Romero 23.7 A LHP 2021 40
11 Drew Mendoza 22.2 A 1B 2023 40
12 Yasel Antuna 20.1 A 3B 2021 40
13 Jeremy De La Rosa 17.9 R RF 2024 40
14 Israel Pineda 19.7 A C 2022 40
15 Joan Adon 21.4 A RHP 2022 40
16 Roismar Quintana 16.9 R RF 2023 35+
17 Jackson Cluff 23.0 A SS 2022 35+
18 Raudy Read 26.1 MLB C 2020 35+
19 James Bourque 26.4 MLB RHP 2020 35+
20 Tyler Dyson 22.0 A- RHP 2023 35+
21 Reid Schaller 22.7 A RHP 2021 35+