README.md in pgdexter-0.3.10 vs README.md in pgdexter-0.4.0

@@ -10,12 +10,12 @@
 
 First, install [HypoPG](https://github.com/HypoPG/hypopg) on your database server. This doesn’t require a restart.
 
 ```sh
 cd /tmp
-curl -L https://github.com/HypoPG/hypopg/archive/1.2.0.tar.gz | tar xz
-cd hypopg-1.2.0
+curl -L https://github.com/HypoPG/hypopg/archive/1.3.1.tar.gz | tar xz
+cd hypopg-1.3.1
 make
 make install # may need sudo
 ```
 
 > Note: If you have issues, make sure `postgresql-server-dev-*` is installed.
@@ -30,11 +30,11 @@
 
 ```sh
 gem install pgdexter
 ```
 
-The command line tool is also available as a [Linux package](guides/Linux.md).
+The command line tool is also available with [Docker](#docker), [Homebrew](#homebrew), or as a [Linux package](guides/Linux.md).
 
 ## How to Use
 
 Dexter needs a connection to your database and a log file to process.
 
@@ -188,12 +188,42 @@
 dexter --log-sql --log-level debug2
 ```
 
 ## Hosted Postgres
 
-Some hosted providers like Amazon RDS and Heroku do not support the HypoPG extension, which Dexter needs to run. See [how to use Dexter](guides/Hosted-Postgres.md) in these cases.
+Some hosted providers like Amazon RDS and Heroku do not support the HypoPG extension, which Dexter needs to run. See [how to use Dexter](guides/Hosted-Postgres.md) in these cases. To request the extension:
 
+- Amazon RDS - follow the instructions on [this page](https://aws.amazon.com/rds/postgresql/faqs/)
+- Google Cloud SQL - star the [feature request](https://issuetracker.google.com/issues/69250435)
+- DigitalOcean Managed Databases - follow the instructions on [this page](https://docs.digitalocean.com/products/databases/postgresql/details/supported-extensions/#supported-extensions)
+
+## Additional Installation Methods
+
+### Docker
+
+Get the [Docker image](https://hub.docker.com/r/ankane/dexter) with:
+
+```sh
+docker pull ankane/dexter
+```
+
+And run it with:
+
+```sh
+docker run -ti ankane/dexter <connection-options>
+```
+
+On Mac and Windows, use `host.docker.internal` as the database hostname for databases on your local machine.
+
+### Homebrew
+
+With Homebrew, you can use:
+
+```sh
+brew install ankane/brew/dexter
+```
+
 ## Future Work
 
 [Here are some ideas](https://github.com/ankane/dexter/issues/1)
 
 ## Upgrading
@@ -211,10 +241,10 @@
 gem specific_install https://github.com/ankane/dexter.git
 ```
 
 ## Thanks
 
-This software wouldn’t be possible without [HypoPG](https://github.com/dalibo/hypopg), which allows you to create hypothetical indexes, and [pg_query](https://github.com/lfittl/pg_query), which allows you to parse and fingerprint queries. A big thanks to Dalibo and Lukas Fittl respectively.
+This software wouldn’t be possible without [HypoPG](https://github.com/HypoPG/hypopg), which allows you to create hypothetical indexes, and [pg_query](https://github.com/lfittl/pg_query), which allows you to parse and fingerprint queries. A big thanks to Dalibo and Lukas Fittl respectively.
 
 ## Research
 
 This is known as the Index Selection Problem (ISP).