+ alt text

docs/guides/migrations/guide.rst

@@ -112,7 +112,7 @@ To see what a schema migration file looks like, type ``edgedb migration
 create`` and then hit ``y`` to say yes to the question you see below:
 
 
-.. code-block:: console
+.. code-block::
 
     db> did you create object type 'default::User'? [y,n,l,c,b,s,q,?]
     > y

docs/ui/client_settings.rst

@@ -3,7 +3,9 @@ Client settings
 ===============
 
 .. image:: images/client_settings.png
-    :alt: Todo
+    :alt: The EdgeDB client settings dropdown bar showing two sample settings
+          that can be set: apply access policies, and implicit limit. Apply
+          access policies is set to false, and implicit limit is set to 100.
     :width: 100%
 
 The UI exposes a number of :ref:`configuration parameters <ref_std_cfg>`

docs/ui/data_explorer.rst

@@ -3,7 +3,10 @@ Data Explorer
 =============
 
 .. image:: images/data_explorer.png
-    :alt: Todo
+    :alt: The Data Explorer page in the EdgeDB UI. The icon is three bars
+          stacked on top of each other: blue, purple, and orange. A sample
+          query via the Data Explorer shows information about a user-defined
+          object type called a Booking.
     :width: 100%
 
 The data explorer is similar to the UI editor in facilitating queries on

docs/ui/database_dashboard.rst

@@ -3,7 +3,12 @@ Dashboard
 =========
 
 .. image:: images/database_dashboard.png
-    :alt: Todo
+    :alt: The Database Dashboard page in the EdgeDB UI. Large green buttons
+          give access to other pages such as the REPL, Editor, and
+          Schema Viewer. The total number of objects and object types in
+          the database are displayed below, along with links to parts of the
+          EdgeDB website such as the Quickstart, Tutorial, and Easy EdgeDB
+          book.
     :width: 100%
 
 The dashboard for each database displays the number of object types and

docs/ui/editor.rst

@@ -3,7 +3,12 @@ Editor
 ======
 
 .. image:: images/editor.png
-    :alt: Todo
+    :alt: The Editor page in the EdgeDB UI, inside which the Query Builder
+          is shown as the user puts together a query to see the name property
+          for a user-defined type called Book. A filter on the object's id
+          and a limit to the number of object types returned are being set.
+          The Editor icon is a blue square resembling a pad, with an orange
+          line resembling a pencil on top.
     :width: 100%
 
 Query Editor

docs/ui/schema_viewer.rst

@@ -3,7 +3,11 @@ Schema Viewer
 =============
 
 .. image:: images/schema_viewer.png
-    :alt: Todo
+    :alt: The Schema Viewer page in the EdgeDB UI. The icon is two small
+          squares of blue and orange, connected by a purple line. A small
+          user-defined sample schema is shown with two concrete types
+          called Book and Library, along with an abstract type called
+          HasAddress that is extended by the Library type.
     :width: 100%
 
 The UI schema viewer allows you to see your schema either as text, graph,

docs/ui/ui_home.rst

@@ -3,7 +3,11 @@ UI Home
 =======
 
 .. image:: images/ui_home.png
-    :alt: Todo
+    :alt: The instance homepage in the EdgeDB UI. The instance name, called
+          myinstance, is shown on the top. One button gives access to a
+          database known as edgedb, another button to create an example
+          database, and a third button allows for the creation of a
+          new database.
     :width: 100%
 
 The UI homepage displays one button per database inside the instance.

docs/ui/ui_repl.rst

@@ -3,7 +3,10 @@ REPL
 ====
 
 .. image:: images/ui_repl.png
-    :alt: Todo
+    :alt: The REPL page in the EdgeDB UI. The icon is a blue right-facing
+          angle bracket followed by an orange underscore, representing a
+          cursor awaiting user input. The output for a query on a
+          user-defined type called a Booking Log Entry is displayed.
     :width: 100%
 
 The REPL used in the EdgeDB UI is largely the same as the CLI REPL,