diff --git a/changelog.d/5678.removal b/changelog.d/5678.removal
new file mode 100644
index 0000000000..085b84fda6
--- /dev/null
+++ b/changelog.d/5678.removal
@@ -0,0 +1 @@
+Synapse now no longer accepts the `-v`/`--verbose`, `-f`/`--log-file`, or `--log-config` command line flags, and removes the deprecated `verbose` and `log_file` configuration file options. Users of these options should migrate their options into the dedicated log configuration.
diff --git a/changelog.d/5694.misc b/changelog.d/5694.misc
new file mode 100644
index 0000000000..3b12dcc849
--- /dev/null
+++ b/changelog.d/5694.misc
@@ -0,0 +1 @@
+Make Jaeger fully configurable.
diff --git a/changelog.d/5695.misc b/changelog.d/5695.misc
new file mode 100644
index 0000000000..4741d32e25
--- /dev/null
+++ b/changelog.d/5695.misc
@@ -0,0 +1 @@
+Add precautionary measures to prevent future abuse of `window.opener` in default welcome page.
diff --git a/changelog.d/5706.misc b/changelog.d/5706.misc
new file mode 100644
index 0000000000..5e15dfd5fa
--- /dev/null
+++ b/changelog.d/5706.misc
@@ -0,0 +1 @@
+Reduce database IO usage by optimising queries for current membership.
diff --git a/changelog.d/5713.misc b/changelog.d/5713.misc
new file mode 100644
index 0000000000..01ea1cf8d7
--- /dev/null
+++ b/changelog.d/5713.misc
@@ -0,0 +1 @@
+Improve caching when fetching `get_filtered_current_state_ids`.
diff --git a/changelog.d/5715.misc b/changelog.d/5715.misc
new file mode 100644
index 0000000000..a77366e0c0
--- /dev/null
+++ b/changelog.d/5715.misc
@@ -0,0 +1 @@
+Don't accept opentracing data from clients.
diff --git a/changelog.d/5717.misc b/changelog.d/5717.misc
new file mode 100644
index 0000000000..07dc3bca94
--- /dev/null
+++ b/changelog.d/5717.misc
@@ -0,0 +1 @@
+Speed up PostgreSQL unit tests in CI.
diff --git a/changelog.d/5719.misc b/changelog.d/5719.misc
new file mode 100644
index 0000000000..6d5294724c
--- /dev/null
+++ b/changelog.d/5719.misc
@@ -0,0 +1 @@
+Update the coding style document.
diff --git a/changelog.d/5720.misc b/changelog.d/5720.misc
new file mode 100644
index 0000000000..590f64f19d
--- /dev/null
+++ b/changelog.d/5720.misc
@@ -0,0 +1 @@
+Improve database query performance when recording retry intervals for remote hosts.
diff --git a/changelog.d/5722.misc b/changelog.d/5722.misc
new file mode 100644
index 0000000000..f2d236188d
--- /dev/null
+++ b/changelog.d/5722.misc
@@ -0,0 +1 @@
+Add a set of opentracing utils.
diff --git a/changelog.d/5724.bugfix b/changelog.d/5724.bugfix
new file mode 100644
index 0000000000..1b3683daf6
--- /dev/null
+++ b/changelog.d/5724.bugfix
@@ -0,0 +1 @@
+Fix stack overflow in server key lookup code.
\ No newline at end of file
diff --git a/changelog.d/5725.bugfix b/changelog.d/5725.bugfix
new file mode 100644
index 0000000000..73ef419727
--- /dev/null
+++ b/changelog.d/5725.bugfix
@@ -0,0 +1 @@
+start.sh no longer uses deprecated cli option.
diff --git a/changelog.d/5729.removal b/changelog.d/5729.removal
new file mode 100644
index 0000000000..3af5198e6b
--- /dev/null
+++ b/changelog.d/5729.removal
@@ -0,0 +1 @@
+ Synapse now no longer accepts the `-v`/`--verbose`, `-f`/`--log-file`, or `--log-config` command line flags, and removes the deprecated `verbose` and `log_file` configuration file options. Users of these options should migrate their options into the dedicated log configuration.
diff --git a/changelog.d/5730.misc b/changelog.d/5730.misc
new file mode 100644
index 0000000000..a99677f5e7
--- /dev/null
+++ b/changelog.d/5730.misc
@@ -0,0 +1 @@
+Cache result of get_version_string to reduce overhead of `/version` federation requests.
diff --git a/changelog.d/5731.misc b/changelog.d/5731.misc
new file mode 100644
index 0000000000..dffae5d874
--- /dev/null
+++ b/changelog.d/5731.misc
@@ -0,0 +1 @@
+Return 'user_type' in admin API user endpoints results.
diff --git a/changelog.d/5732.feature b/changelog.d/5732.feature
new file mode 100644
index 0000000000..9021864350
--- /dev/null
+++ b/changelog.d/5732.feature
@@ -0,0 +1 @@
+Add sd_notify hooks to ease systemd integration and allows usage of Type=Notify.
diff --git a/changelog.d/5733.misc b/changelog.d/5733.misc
new file mode 100644
index 0000000000..a2a8c26383
--- /dev/null
+++ b/changelog.d/5733.misc
@@ -0,0 +1 @@
+Don't package the sytest test blacklist file.
diff --git a/changelog.d/5736.misc b/changelog.d/5736.misc
new file mode 100644
index 0000000000..5713b8b32d
--- /dev/null
+++ b/changelog.d/5736.misc
@@ -0,0 +1 @@
+Replace uses of returnValue with plain return, as returnValue is not needed on Python 3.
diff --git a/changelog.d/5738.misc b/changelog.d/5738.misc
new file mode 100644
index 0000000000..5e15dfd5fa
--- /dev/null
+++ b/changelog.d/5738.misc
@@ -0,0 +1 @@
+Reduce database IO usage by optimising queries for current membership.
diff --git a/changelog.d/5740.misc b/changelog.d/5740.misc
new file mode 100644
index 0000000000..97a476bef5
--- /dev/null
+++ b/changelog.d/5740.misc
@@ -0,0 +1 @@
+Blacklist some flakey tests in worker mode.
diff --git a/changelog.d/5743.bugfix b/changelog.d/5743.bugfix
new file mode 100644
index 0000000000..65728ff079
--- /dev/null
+++ b/changelog.d/5743.bugfix
@@ -0,0 +1 @@
+Log when we receive an event receipt from an unexpected origin.
diff --git a/changelog.d/5749.misc b/changelog.d/5749.misc
new file mode 100644
index 0000000000..48dd61f461
--- /dev/null
+++ b/changelog.d/5749.misc
@@ -0,0 +1 @@
+Fix some error cases in the caching layer.
diff --git a/changelog.d/5750.misc b/changelog.d/5750.misc
new file mode 100644
index 0000000000..6beaa460a5
--- /dev/null
+++ b/changelog.d/5750.misc
@@ -0,0 +1 @@
+Add a prometheus metric for pending cache lookups.
\ No newline at end of file
diff --git a/changelog.d/5753.misc b/changelog.d/5753.misc
new file mode 100644
index 0000000000..22bba9ce3c
--- /dev/null
+++ b/changelog.d/5753.misc
@@ -0,0 +1 @@
+Stop trying to fetch events with event_id=None.
diff --git a/changelog.d/5768.misc b/changelog.d/5768.misc
new file mode 100644
index 0000000000..7a9c88b4c2
--- /dev/null
+++ b/changelog.d/5768.misc
@@ -0,0 +1 @@
+Convert RedactionTestCase to modern test style.
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