Let's go with 'all' for the catchall endpoint, it is popular

.travis.yml

@@ -38,6 +38,7 @@ install:
     fi
   # Self-install for setup.py-driven deps (plus additional
   # safe-enough-for-all-matrix-cells optional deps)
+  # TODO: additional matrices or test steps to test all the entrypoints
   - pip install -e ".[ed25519,invoke]"
   # Dev (doc/test running) requirements
   # TODO: use poetry + whatever contexty-type stuff it has, should be more than

setup.py

@@ -55,7 +55,7 @@
 everything = []
 for subdeps in extras_require.values():
     everything.extend(subdeps)
-extras_require["everything"] = everything
+extras_require["all"] = everything
 
 setup(
     name="paramiko",

sites/docs/api/config.rst

@@ -65,7 +65,7 @@ Paramiko releases) are included. A keyword by itself means no known departures.
 
     - You must have the optional dependency Invoke installed; see :ref:`the
       installation docs <paramiko-itself>` (in brief: install
-      ``paramiko[invoke]`` or ``paramiko[everything]``).
+      ``paramiko[invoke]`` or ``paramiko[all]``).
     - As usual, connection-time information is not present during config
       lookup, and thus cannot be used to determine matching. This primarily
       impacts ``Match user``, which can match against loaded ``User`` values

sites/www/installing.rst

@@ -36,7 +36,7 @@ There are also a number of **optional dependencies** you may install using
 .. TODO 3.0: tweak the invoke line to mention proxycommand too
 .. TODO 3.0: tweak the ed25519 line to remove the caveat
 
-- If you want all optional dependencies at once, use ``paramiko[everything]``.
+- If you want all optional dependencies at once, use ``paramiko[all]``.
 - For ``Match exec`` config support, use ``paramiko[invoke]`` (which installs
   `Invoke <https://www.pyinvoke.org>`_).
 - For GSS-API / SSPI support, use ``paramiko[gssapi]``, though also see