diff --git a/src/index.md b/src/index.md
index dba9a3d..8516e2f 100644
--- a/src/index.md
+++ b/src/index.md
@@ -313,6 +313,7 @@ Active projects are sorted by committers then stars/activity. Inactive projects
 |                    |   |              |                              |            |       |                                  |                                                                                                      |                              |
 | **Inactive**       |        |              |                              |            |       |                                  |                                                                                                      |                              |
 | mynt               | 2023   |              | [rust][mynt-src]             |          1 |       |                                  |                                                                                                      |                              |
+| ubal               | 2022   |              | [uxntal][ubal-src]           |          1 |       |                                  |                                                                                                      |                              |
 | bankroll           | 2020   | 2020         | [rust][bankroll-src]         |          1 |     1 |                                  |                                                                                                      |                              |
 | [pta]              | 2020   | 2020         | [perl][pta-src]              |          1 |       |                                  |                                                                                                      |                              |
 | blossom            | 2020   |              | [F#][blossom-src]            |          1 |    30 |                                  |                                                                                                      |                              |
@@ -427,6 +428,8 @@ Active projects are sorted by committers then stars/activity. Inactive projects
 
 [ledg]: https://github.com/SitanHuang/ledg
 
+[ubal-src]: https://git.sr.ht/~cabrendan/ubal
+
 [zhang-src]: https://github.com/zhang-accounting/zhang
 [zhang]: https://zhang-accounting.kilerd.me/