diff --git a/changelog.d/10332.feature b/changelog.d/10332.feature
new file mode 100644
index 0000000000..091947ff22
--- /dev/null
+++ b/changelog.d/10332.feature
@@ -0,0 +1 @@
+Add a new version of the R30 phone-home metric, which removes a false impression of retention given by the old R30 metric.
diff --git a/changelog.d/10348.misc b/changelog.d/10348.misc
new file mode 100644
index 0000000000..b2275a1350
--- /dev/null
+++ b/changelog.d/10348.misc
@@ -0,0 +1 @@
+Run `pyupgrade` on the codebase.
\ No newline at end of file
diff --git a/changelog.d/10382.misc b/changelog.d/10382.misc
new file mode 100644
index 0000000000..eed2d8552a
--- /dev/null
+++ b/changelog.d/10382.misc
@@ -0,0 +1 @@
+Convert internal type variable syntax to reflect wider ecosystem use.
\ No newline at end of file
diff --git a/changelog.d/10386.removal b/changelog.d/10386.removal
new file mode 100644
index 0000000000..800a6143d7
--- /dev/null
+++ b/changelog.d/10386.removal
@@ -0,0 +1 @@
+The third-party event rules module interface is deprecated in favour of the generic module interface introduced in Synapse v1.37.0. See the [upgrade notes](https://matrix-org.github.io/synapse/latest/upgrade.html#upgrading-to-v1390) for more information.
diff --git a/changelog.d/10404.bugfix b/changelog.d/10404.bugfix
new file mode 100644
index 0000000000..2e095b6402
--- /dev/null
+++ b/changelog.d/10404.bugfix
@@ -0,0 +1 @@
+Responses from `/make_{join,leave,knock}` no longer include signatures, which will turn out to be invalid after events are returned to `/send_{join,leave,knock}`.
diff --git a/changelog.d/10414.bugfix b/changelog.d/10414.bugfix
new file mode 100644
index 0000000000..bfebed8d29
--- /dev/null
+++ b/changelog.d/10414.bugfix
@@ -0,0 +1 @@
+Fix a number of logged errors caused by remote servers being down.
diff --git a/changelog.d/10418.misc b/changelog.d/10418.misc
new file mode 100644
index 0000000000..eed2d8552a
--- /dev/null
+++ b/changelog.d/10418.misc
@@ -0,0 +1 @@
+Convert internal type variable syntax to reflect wider ecosystem use.
\ No newline at end of file
diff --git a/changelog.d/10421.misc b/changelog.d/10421.misc
new file mode 100644
index 0000000000..385cbe07af
--- /dev/null
+++ b/changelog.d/10421.misc
@@ -0,0 +1 @@
+Remove unused `events_by_room` code (tech debt).
diff --git a/changelog.d/10427.feature b/changelog.d/10427.feature
new file mode 100644
index 0000000000..091947ff22
--- /dev/null
+++ b/changelog.d/10427.feature
@@ -0,0 +1 @@
+Add a new version of the R30 phone-home metric, which removes a false impression of retention given by the old R30 metric.
diff --git a/changelog.d/10430.misc b/changelog.d/10430.misc
new file mode 100644
index 0000000000..a017cf4ac9
--- /dev/null
+++ b/changelog.d/10430.misc
@@ -0,0 +1 @@
+Add a github actions job recording success of other jobs.
diff --git a/changelog.d/9884.feature b/changelog.d/9884.feature
new file mode 100644
index 0000000000..525fd2f93c
--- /dev/null
+++ b/changelog.d/9884.feature
@@ -0,0 +1 @@
+Add a module type for the account validity feature.
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