docs: Update most remaining references to zulipchat.com.

In some cases, the cleanest tweak is to replace references to the
domain with Zulip Cloud, the product.

CONTRIBUTING.md

@@ -214,7 +214,7 @@ if appropriate.
 
 **Reporting security issues**. Please do not report security issues
   publicly, including on public streams on chat.zulip.org. You can
-  email security@zulipchat.com.  We create a CVE for every security
+  email security@zulip.com.  We create a CVE for every security
   issue in our released software.
 
 ## User feedback

docs/THIRDPARTY

@@ -1,6 +1,6 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: Zulip
-Upstream-Contact: Tim Abbott <tabbott@zulipchat.com>
+Upstream-Contact: Tim Abbott <tabbott@zulip.com>
 Source: https://zulip.com/
 Comment:
  Unless otherwise noted, the Zulip software is distributed under the Apache

docs/contributing/gsod-ideas.md

@@ -288,7 +288,7 @@ they would really appreciate having a few 1-3 minute videos explaining
 the Zulip model and how to use Zulip efficiently to help train the
 rest of their organization on the benefits of Zulip.  We would hope to
 link to these videos prominently in the Zulip tutorial experience
-(both in-app and on zulipchat.com).  The core Zulip team has a pretty
+(both in-app and on the landing pages).  The core Zulip team has a pretty
 good idea of how to explain Zulip, but does not have significant
 experience creating videos, and we would love to work with someone
 skilled at doing screencast tutorials of software to create something

docs/overview/architecture-overview.md

@@ -51,8 +51,8 @@ numerous dedicated [Zulip API](https://zulip.com/api) clients
 (e.g. bots).
 
 A server can host multiple Zulip *realms* (organizations), each on its
-own (sub)domain.  While most deployments host only one organization, some
-such as zulipchat.com host thousands.  Each organization is a private
+own (sub)domain.  While most installations host only one organization, some
+such as zulip.com host thousands.  Each organization is a private
 chamber with its own users, streams, customizations, and so on. This
 means that one person might be a user of multiple Zulip realms. The
 administrators of an organization have a great deal of control over

docs/overview/changelog.md

@@ -110,7 +110,7 @@ in bursts.
 - Fixed a couple missing translation tags.
 - Fixed "User groups" settings UI bug for administrators.
 - Fixed data import tool to reset resource limits after importing
-  data from a free plan organization on zulipchat.com.
+  data from a free plan organization on zulip.com.
 - Changed the SAML default signature algorithm to SHA-256, overriding
   the SHA-1 default used by python3-saml.
 

docs/production/deployment.md

@@ -60,7 +60,7 @@ though it's also possible to subclass some of the lower-level
 manifests defined in that directory if you want to customize.  A good
 example of doing this is in the
 [zulip_ops puppet configuration][zulipchat-puppet] that we use as part
-of managing chat.zulip.org and zulipchat.com.
+of managing chat.zulip.org and zulip.com.
 
 ### Using Zulip with Amazon RDS as the database
 

docs/production/export-and-import.md

@@ -235,7 +235,7 @@ replication. You can see the configuration in these files:
 * `puppet/zulip_ops/manifests/postgres_master.pp`
 * `puppet/zulip_ops/files/postgresql/*`
 
-We use this configuration for zulipchat.com, and it works well in
+We use this configuration for Zulip Cloud, and it works well in
 production, but it's not fully generic.  Contributions to make it a
 supported and documented option for other installations are
 appreciated.
@@ -302,16 +302,16 @@ archive of all the organization's uploaded files.
     * Ensure that the Zulip server you're importing into is running the same
       version of Zulip as the server you're exporting from.
 
-    * For exports from zulipchat.com, you need to [upgrade to
+    * For exports from Zulip Cloud (zulip.com), you need to [upgrade to
       master][upgrade-zulip-from-git], since we run run master on
-      zulipchat.com:
+      Zulip Cloud:
 
       ```
       /home/zulip/deployments/current/scripts/upgrade-zulip-from-git master
       ```
 
       It is not sufficient to be on the latest stable release, as
-      zulipchat.com runs pre-release versions of Zulip that are often
+      zulip.com runs pre-release versions of Zulip that are often
       several months of development ahead of the latest release.
 
     * Note that if your server has limited free RAM, you'll want to

docs/production/security-model.md

@@ -6,7 +6,7 @@ please feel free to ask questions in [#production
 help](https://chat.zulip.org/#narrow/stream/31-production-help) on the
 [Zulip community server](../contributing/chat-zulip-org.md) (or if you
 think you've found a security bug, please report it to
-security@zulipchat.com so we can do a responsible security
+security@zulip.com so we can do a responsible security
 announcement).
 
 ## Secure your Zulip server like your email server
@@ -243,9 +243,8 @@ strength allowed is controlled by two settings in
 ## Final notes and security response
 
 If you find some aspect of Zulip that seems inconsistent with this
-security model, please report it to security@zulipchat.com so that we
-can investigate and coordinate an appropriate security release if
-needed.
+security model, please report it to security@zulip.com so that we can
+investigate and coordinate an appropriate security release if needed.
 
 Zulip security announcements will be sent to
 zulip-announce@googlegroups.com, so you should subscribe if you are

docs/production/troubleshooting.md

@@ -203,7 +203,7 @@ the next section for details.
 ### Nagios configuration
 
 The complete Nagios configuration (sans secret keys) used to
-monitor zulipchat.com is available under `puppet/zulip_ops` in the
+monitor zulip.com is available under `puppet/zulip_ops` in the
 Zulip Git repository (those files are not installed in the release
 tarballs).
 

docs/production/upgrade-or-modify.md

@@ -500,7 +500,7 @@ upgrading to master, make sure you understand:
   thousands of changes not present in the latest release (all of which
   will be included in our next release).  There are probably some
   bugs.
-* We deploy master to chat.zulip.org and zulipchat.com on a regular
+* We deploy master to chat.zulip.org and zulip.com on a regular
   basis (often daily), so it's very important to the project that it
   be stable.  Most regressions will be minor UX issues or be fixed
   quickly, because we need them to be fixed.

docs/subsystems/logging.md

@@ -11,7 +11,7 @@ will always be new bugs being introduced, that goal is impossible
 without an efficient and effective error reporting framework.
 
 We expect to in the future integrate a service like [Sentry][sentry]
-to make it easier for very large installations like zulipchat.com to
+to make it easier for very large installations like zulip.com to
 manage their exceptions and ensure they are all tracked down, but our
 default email-based system is great for small installations.
 

docs/testing/testing.md

@@ -155,5 +155,5 @@ aren't broken.  Those tests end up failing nondeterministically fairly
 often, which is unfortunate, but there's simply no other correct way
 to verify links other than attempting to access them.  The compromise
 we've implemented is that in CI, these tests only verify links to
-websites controlled by the Zulip project (zulipchat.com, our GitHub,
+websites controlled by the Zulip project (zulip.com, our GitHub,
 our ReadTheDocs), and not links to third-party websites.

static/js/portico/landing-page.js

@@ -151,8 +151,8 @@ const apps_events = function () {
 };
 
 const events = function () {
-    // get the location url like `zulipchat.com/features/`, cut off the trailing
-    // `/` and then split by `/` to get ["zulipchat.com", "features"], then
+    // get the location url like `zulip.com/features/`, cut off the trailing
+    // `/` and then split by `/` to get ["zulip.com", "features"], then
     // pop the last element to get the current section (eg. `features`).
     const location = window.location.pathname.replace(/\/#*$/, "").split(/\//).pop();
 

templates/corporate/jobs.html

@@ -250,7 +250,7 @@
 
                 <h2>How to apply for a job</h2>
                 <p>
-                    You can email us at <a href="mailto:jobs@zulipchat.com">jobs@zulipchat.com</a> with your resume.
+                    You can email us at <a href="mailto:jobs@zulip.com">jobs@zulip.com</a> with your resume.
                 </p>
             </div>
         </div>

templates/zerver/api/server-settings.md

@@ -34,7 +34,7 @@ response, for two reasons:
   might be missing some keys (in which case a client should assume the
   appropriate default).
 * If a `/server_settings` request is made to the root domain of a
-  multi-subdomain server, like the root domain of zulipchat.com, the settings
+  multi-subdomain server, like the root domain of zulip.com, the settings
   that are realm-specific are not known and thus not provided.
 
 #### Example response

templates/zerver/faq.html

@@ -19,7 +19,7 @@
                     employees of the customer. Generally, only closed
                     organizations that also pay their members’
                     salaries pay full price.  Just contact
-                    sales@zulipchat.com and we’d be happy to
+                    sales@zulip.com and we’d be happy to
                     discuss your situation!
                 </p>
                 <p class="answer">
@@ -103,7 +103,7 @@
                     community server</a> to see Zulip in action and chat
                     with the developers,
                     tweet <a href="https://twitter.com/zulip">@zulip</a>, or
-                    shoot us an email at sales@zulipchat.com!
+                    shoot us an email at sales@zulip.com!
                 </p>
             </div>
         </div>

templates/zerver/help/export-your-organization.md

@@ -3,14 +3,14 @@
 {!admin-only.md!}
 
 !!! warn ""
-    These instructions are specific to the hosted zulipchat.com service.
+    These instructions are specific to the hosted Zulip Cloud service.
     If you're running your own server, you may be looking for our
     documentation on [server export and import][export-and-import] or
     [server backups][production-backups].
 
 Zulip has high quality export tools that can be used to migrate from the
-hosted Zulip Cloud service (zulipchat.com) to your own servers. There are
-three types of zulipchat.com exports.
+hosted Zulip Cloud service (zulip.com) to your own servers. There are
+three types of Zulip Cloud exports.
 
 * **Public export**: An export of all users, settings, and all the data that
   appears in public streams.
@@ -43,7 +43,7 @@ with lots of messages or uploaded files.
 
 {start_tabs}
 
-1. Email support@zulip.com with your zulipchat.com subdomain, asking for
+1. Email support@zulip.com with your organization's zulip.com URL, asking for
    a full export with member consent. Email us from the same address that
    you use to sign in to Zulip.
 
@@ -72,12 +72,12 @@ import.
 This export is limited to paid Zulip Standard customers, though in rare
 cases may be available to other organizations in case of due legal process.
 
-To start this export, email support@zulip.com with your zulipchat.com
-subdomain, asking for a full export without member consent.
+To start this export, email support@zulip.com with your zulip.com
+URL, asking for a full export without member consent.
 
 You'll also need to email us evidence that you have authority to read
-members' private messages. Typically, this will be because the zulipchat.com
-subdomain is administered by a corporation, and you are an official
+members' private messages. Typically, this will be because the zulip.com
+URL is administered by a corporation, and you are an official
 representative of that corporation. By requesting and approving this export,
 you will also assume full legal responsibility that the appropriate employment
 agreements and corporate policy for this type of export are in place. Note

templates/zerver/help/format-your-message-using-markdown.md

@@ -64,8 +64,8 @@ Zulip auto-linkifies URLs and valid stream names. You can also add a
 patterns like `#1234` to your ticketing system.
 
 ```
-Auto-detected URL: zulipchat.com
-Named link: [Zulip homepage](zulipchat.com)
+Auto-detected URL: zulip.com
+Named link: [Zulip homepage](zulip.com)
 Stream: #**stream name**
 Topic: #**stream name>topic name**
 Custom linkifier: #1234 (links to ticket 1234 in your ticketing system)

templates/zerver/help/import-from-gitter.md

@@ -27,7 +27,7 @@ First, export your data from Gitter.
 
 {end_tabs}
 
-### Import into zulipchat.com
+### Import into Zulip Cloud
 
 Email support@zulip.com with `gitter_data.zip` and your desired
 subdomain. Your imported organization will be hosted at

templates/zerver/help/import-from-hipchat.md

@@ -76,7 +76,7 @@ download the file.
 
 [cli-export]: https://confluence.atlassian.com/hipchatdc3/export-data-from-hipchat-data-center-913476832.html
 
-### Import into zulipchat.com
+### Import into Zulip Cloud
 
 Email support@zulip.com with your exported archive and your desired Zulip
 subdomain. Your imported organization will be hosted at

templates/zerver/help/import-from-mattermost.md

@@ -120,7 +120,7 @@ Replace `<username>` and `<server_ip>` with the appropriate values below.
     ```
 {end_tabs}
 
-### Import into zulipchat.com
+### Import into Zulip Cloud
 
 Email support@zulip.com with your exported archive,
 the name of the Mattermost team you want to import, and your desired Zulip

templates/zerver/help/import-from-slack.md

@@ -56,7 +56,7 @@ receive a zip file `slack_data.zip`.
 This step will also generate a different token starting with
 `xoxe-`; you don't need it.
 
-### Import into zulipchat.com
+### Import into Zulip Cloud
 
 Email support@zulip.com with `slack_data.zip`, the Slack API token
 generated above, and your desired subdomain. Your imported organization will

templates/zerver/plans.html

@@ -158,7 +158,7 @@
                                     <div class="pricing-details">
                                         Pricing varies with support required
                                     </div>
-                                    <a href="mailto:sales@zulipchat.com" target="_blank" class="no-action button green">
+                                    <a href="mailto:sales@zulip.com" target="_blank" class="no-action button green">
                                         Contact sales
                                     </a>
                                 </div>

templates/zerver/zulipchat_migration_tos.html

@@ -1,6 +1,6 @@
 <div class="pitch">
     {% trans %}
-    <p>This organization has been migrated to new hosting on zulipchat.com. We just need you to do one last thing.</p>
+    <p>This organization has been migrated to new hosting on zulip.com. We just need you to do one last thing.</p>
     <h3>Accept the Zulip Cloud terms of service</h3>
     {% endtrans %}
 </div>

tools/documentation_crawler/documentation_crawler/spiders/common/spiders.py

@@ -63,7 +63,7 @@ class BaseDocumentationSpider(scrapy.Spider):
         self.log(response)
 
     def _is_external_link(self, url: str) -> bool:
-        if "zulip.readthedocs" in url or "zulipchat.com" in url or "zulip.org" in url:
+        if "zulip.readthedocs" in url or "zulip.com" in url or "zulip.org" in url:
             # We want CI to check any links to Zulip sites.
             return False
         if (len(url) > 4 and url[:4] == "file") or ("localhost" in url):

zerver/lib/cache_helpers.py

@@ -77,7 +77,7 @@ def session_cache_items(items_for_remote_cache: Dict[str, str],
     items_for_remote_cache[store.cache_key] = store.decode(session.session_data)
 
 def get_active_realm_ids() -> List[int]:
-    """For servers like zulipchat.com with a lot of realms, it only makes
+    """For installations like Zulip Cloud hosting a lot of realms, it only makes
     sense to do cache-filling work for realms that have any currently
     active users/clients.  Otherwise, we end up with every single-user
     trial organization that has ever been created costing us N streams

zerver/migrations/0273_migrate_old_bot_messages.py

@@ -13,7 +13,7 @@ def fix_messages(apps: StateApps, schema_editor: DatabaseSchemaEditor) -> None:
     * Changing their sent messages to have been sent by NOTIFICATION_BOT.
     * Changing their 1:1 PMs to be PMs with NOTIFICATION_BOT and deleting their
       PM recipient object.
-    * Deleting any Huddles that involve them (zulipchat.com data suggests there are none,
+    * Deleting any Huddles that involve them (zulip.com data suggests there are none,
       so this is mainly out of caution) and Recipient objects (which will cascade to
       associated Subscription, Message, and UserMessage objects if they exist).
     * Deleting their UserProfile objects.

zerver/models.py

@@ -284,8 +284,8 @@ class Realm(models.Model):
 
     UPGRADE_TEXT_STANDARD = _("Available on Zulip Standard. Upgrade to access.")
     # plan_type controls various features around resource/feature
-    # limitations for a Zulip organization on multi-tenant servers
-    # like zulipchat.com.
+    # limitations for a Zulip organization on multi-tenant installations
+    # like Zulip Cloud.
     SELF_HOSTED = 1
     LIMITED = 2
     STANDARD = 3
@@ -2632,7 +2632,7 @@ class AbstractRealmAuditLog(models.Model):
 
     event_type: int = models.PositiveSmallIntegerField()
 
-    # event_types synced from on-prem installations to zulipchat.com when
+    # event_types synced from on-prem installations to Zulip Cloud when
     # billing for mobile push notifications is enabled.  Every billing
     # event_type should have ROLE_COUNT populated in extra_data.
     SYNCED_BILLING_EVENTS = [

zproject/default_settings.py

@@ -170,7 +170,7 @@ DEVELOPMENT_LOG_EMAILS = DEVELOPMENT
 #    for dev and test environments; or
 #  * don't make sense to change on a typical production server with
 #    one or a handful of realms, though they might on an installation
-#    like zulipchat.com or to work around a problem on another server.
+#    like Zulip Cloud or to work around a problem on another server.
 
 # The following bots are optional system bots not enabled by
 # default.  The default ones are defined in INTERNAL_BOTS, in settings.py.
@@ -183,7 +183,7 @@ ERROR_BOT: Optional[str] = None
 NAGIOS_STAGING_SEND_BOT: Optional[str] = None
 NAGIOS_STAGING_RECEIVE_BOT: Optional[str] = None
 # SYSTEM_BOT_REALM would be a constant always set to 'zulip',
-# except that it isn't that on zulipchat.com.  We will likely do a
+# except that it isn't that on Zulip Cloud.  We will likely do a
 # migration and eliminate this parameter in the future.
 SYSTEM_BOT_REALM = 'zulipinternal'