diff --git a/Dockerfile b/Dockerfile
index a334841d..2a9dca35 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -49,7 +49,7 @@ RUN easy-add --var os=${TARGETOS} --var arch=${TARGETARCH}${TARGETVARIANT} \
   --var version=${MC_SERVER_RUNNER_VERSION} --var app=mc-server-runner --file {{.app}} \
   --from ${GITHUB_BASEURL}/itzg/{{.app}}/releases/download/{{.version}}/{{.app}}_{{.version}}_{{.os}}_{{.arch}}.tar.gz
 
-ARG MC_HELPER_VERSION=1.37.2
+ARG MC_HELPER_VERSION=1.37.3
 ARG MC_HELPER_BASE_URL=${GITHUB_BASEURL}/itzg/mc-image-helper/releases/download/${MC_HELPER_VERSION}
 # used for cache busting local copy of mc-image-helper
 ARG MC_HELPER_REV=1
diff --git a/docs/misc/contributing/development.md b/docs/misc/contributing/development.md
index 4d064506..b89135a1 100644
--- a/docs/misc/contributing/development.md
+++ b/docs/misc/contributing/development.md
@@ -65,32 +65,38 @@ VERSION=1.12.2 /scripts/start-magma
 
 > NOTE: You may want to temporarily add an `exit` statement near the end of your script to isolate execution to just the script you're developing.
 
-## Using development copy of mc-image-helper
+## Using development copy of tools
 
-In the cloned copy of [`mc-image-helper`](https://github.com/itzg/mc-image-helper), create an up-to-date snapshot build of the tgz distribution using:
+In the cloned repo, such as [`mc-image-helper`](https://github.com/itzg/mc-image-helper), create an up-to-date snapshot build of the tgz distribution using:
 
 ```shell
 ./gradlew distTar
 ```
 
 !!! note
+
     The distribution's version will be `0.0.0-<branch>-SNAPSHOT`
 
-Assuming Java 18 or newer:
+For Go base tools, run
 
 ```shell
-cd build/distributions
-jwebserver -b 0.0.0.0 -p 8008
+goreleaser release --snapshot --clean
 ```
 
-If `jwebserver` is not available, try `java -m jdk.httpserver -p 8008`
+Clone [itzg/github-releases-proxy](https://github.com/itzg/github-releases-proxy) and run it according to the instructions shown there.
+
+In the Docker build, configure the following 
 
 ```shell
---build-arg MC_HELPER_VERSION=1.8.1-SNAPSHOT \
---build-arg MC_HELPER_BASE_URL=http://host.docker.internal:8008
+--build-arg GITHUB_BASEURL=http://host.docker.internal:8080 \
+--build-arg APPS_REV=1
 ```
 
-Now the image can be built like normal, and it will install mc-image-helper from the locally built copy.
+and declare one or more version overrides, such as
+
+```
+--build-arg MC_HELPER_VERSION=1.8.1-SNAPSHOT
+```
 
 ## Generating release notes
 
diff --git a/docs/types-and-platforms/mod-platforms/auto-curseforge.md b/docs/types-and-platforms/mod-platforms/auto-curseforge.md
index 8b04d3d8..196f4bb7 100644
--- a/docs/types-and-platforms/mod-platforms/auto-curseforge.md
+++ b/docs/types-and-platforms/mod-platforms/auto-curseforge.md
@@ -8,7 +8,7 @@ To manage a CurseForge modpack automatically with upgrade support, pinned or lat
 
     A CurseForge API key is **required** to use this feature. Go to their [developer console](https://console.curseforge.com/), generate an API key, and set the environment variable `CF_API_KEY`.
     
-    When entering your API Key in a docker compose file you will need to escape any `$` character with a second `$`.
+    When entering your API Key in a docker compose file you will need to escape any `$` character with a second `$`. Refer to [this compose file reference section](https://docs.docker.com/compose/compose-file/compose-file-v3/#variable-substitution) for more information.
     
     Example if your key is `$11$22$33aaaaaaaaaaaaaaaaaaaaaaaaaa`:
     ```yaml
diff --git a/docs/types-and-platforms/mod-platforms/modrinth-modpacks.md b/docs/types-and-platforms/mod-platforms/modrinth-modpacks.md
index 4c410b8a..1c34514d 100644
--- a/docs/types-and-platforms/mod-platforms/modrinth-modpacks.md
+++ b/docs/types-and-platforms/mod-platforms/modrinth-modpacks.md
@@ -41,3 +41,16 @@ Some mods, such as [MCInstance Loader](https://modrinth.com/mod/mcinstance-loade
           config/mcinstanceloader/pack.mcinstance
     ```
 
+## Excluding files
+
+To exclude client mods that are incorrectly declared by the modpack as server-compatible, set `MODRINTH_EXCLUDE_FILES` to a comma or newline delimited list of partial file names to exclude. You may need to set `MODRINTH_FORCE_SYNCHRONIZE` to "true" while iterating on a compatible set of mods to use.
+
+!!! example
+
+    In a Compose file:
+    ```yaml
+      MODRINTH_EXCLUDE_FILES: |
+        notenoughanimations
+        lambdynamiclights
+        euphoriapatcher
+    ```
\ No newline at end of file
diff --git a/scripts/start-deployModrinth b/scripts/start-deployModrinth
index d3aaccb0..152930e9 100644
--- a/scripts/start-deployModrinth
+++ b/scripts/start-deployModrinth
@@ -52,6 +52,7 @@ setArg() {
 setArg --loader MODRINTH_LOADER
 setArg --version MODRINTH_VERSION
 setArg --default-version-type MODRINTH_DEFAULT_VERSION_TYPE
+setArg --exclude-files MODRINTH_EXCLUDE_FILES
 
 if ! mc-image-helper install-modrinth-modpack "${args[@]}"; then
     log "ERROR failed to install Modrinth modpack"