diff --git a/src/Composer/Command/ConfigCommand.php b/src/Composer/Command/ConfigCommand.php
index e51ba1a7c..b843a9c70 100644
--- a/src/Composer/Command/ConfigCommand.php
+++ b/src/Composer/Command/ConfigCommand.php
@@ -904,10 +904,19 @@ EOT
             if ($showSource) {
                 $source = ' (' . $this->config->getSourceOfValue($k . $key) . ')';
             }
-            if (is_string($rawVal) && $rawVal != $value) {
-                $io->write('[<comment>' . $k . $key . '</comment>] <info>' . $rawVal . ' (' . $value . ')</info>' . $source, true, IOInterface::QUIET);
+
+            if (null !== $k && 0 === strpos($k, 'repositories')) {
+                $link = 'https://getcomposer.org/doc/05-repositories.md';
             } else {
-                $io->write('[<comment>' . $k . $key . '</comment>] <info>' . $value . '</info>' . $source, true, IOInterface::QUIET);
+                $id = Preg::replace('{\..*$}', '', $k === '' || $k === null ? (string) $key : $k);
+                $id = Preg::replace('{[^a-z0-9]}i', '-', strtolower(trim($id)));
+                $id = Preg::replace('{-+}', '-', $id);
+                $link = 'https://getcomposer.org/doc/06-config.md#' . $id;
+            }
+            if (is_string($rawVal) && $rawVal != $value) {
+                $io->write('[<fg=yellow;href=' . $link .'>' . $k . $key . '</>] <info>' . $rawVal . ' (' . $value . ')</info>' . $source, true, IOInterface::QUIET);
+            } else {
+                $io->write('[<fg=yellow;href=' . $link .'>' . $k . $key . '</>] <info>' . $value . '</info>' . $source, true, IOInterface::QUIET);
             }
         }
     }
diff --git a/src/Composer/Command/FundCommand.php b/src/Composer/Command/FundCommand.php
index 96c2c25d8..d8bccb620 100644
--- a/src/Composer/Command/FundCommand.php
+++ b/src/Composer/Command/FundCommand.php
@@ -19,6 +19,7 @@ use Composer\Package\CompletePackageInterface;
 use Composer\Pcre\Preg;
 use Composer\Repository\CompositeRepository;
 use Composer\Semver\Constraint\MatchAllConstraint;
+use Symfony\Component\Console\Formatter\OutputFormatter;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
@@ -116,7 +117,7 @@ class FundCommand extends BaseCommand
                         $prev = $line;
                     }
 
-                    $io->write(sprintf('    %s', $url));
+                    $io->write(sprintf('    <href=%s>%s</>', OutputFormatter::escape($url), $url));
                 }
             }
 
diff --git a/src/Composer/Command/LicensesCommand.php b/src/Composer/Command/LicensesCommand.php
index 3c7c8265e..a50a6bae8 100644
--- a/src/Composer/Command/LicensesCommand.php
+++ b/src/Composer/Command/LicensesCommand.php
@@ -18,6 +18,8 @@ use Composer\Plugin\CommandEvent;
 use Composer\Plugin\PluginEvents;
 use Composer\Package\PackageInterface;
 use Composer\Repository\RepositoryInterface;
+use Composer\Util\PackageInfo;
+use Symfony\Component\Console\Formatter\OutputFormatter;
 use Symfony\Component\Console\Helper\Table;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
@@ -89,8 +91,15 @@ EOT
                 $tableStyle->setCellRowContentFormat('%s  ');
                 $table->setHeaders(array('Name', 'Version', 'License'));
                 foreach ($packages as $package) {
+                    $link = PackageInfo::getViewSourceOrHomepageUrl($package);
+                    if ($link !== null) {
+                        $name = '<href='.OutputFormatter::escape($link).'>'.$package->getPrettyName().'</>';
+                    } else {
+                        $name = $package->getPrettyName();
+                    }
+
                     $table->addRow(array(
-                        $package->getPrettyName(),
+                        $name,
                         $package->getFullPrettyVersion(),
                         implode(', ', $package instanceof CompletePackageInterface ? $package->getLicense() : array()) ?: 'none',
                     ));
diff --git a/src/Composer/Command/SearchCommand.php b/src/Composer/Command/SearchCommand.php
index 285fd4221..04d5e549d 100644
--- a/src/Composer/Command/SearchCommand.php
+++ b/src/Composer/Command/SearchCommand.php
@@ -14,6 +14,7 @@ namespace Composer\Command;
 
 use Composer\Factory;
 use Composer\Json\JsonFile;
+use Symfony\Component\Console\Formatter\OutputFormatter;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputOption;
@@ -113,7 +114,12 @@ EOT
                     $description = substr($description, 0, $remaining - 3) . '...';
                 }
 
-                $io->write(str_pad($result['name'], $nameLength, ' ') . $warning . $description);
+                $link = $result['url'] ?? null;
+                if ($link !== null) {
+                    $io->write('<href='.OutputFormatter::escape($link).'>'.$result['name'].'</>'. str_repeat(' ', $nameLength - strlen($result['name'])) . $warning . $description);
+                } else {
+                    $io->write(str_pad($result['name'], $nameLength, ' ') . $warning . $description);
+                }
             }
         } elseif ($format === 'json') {
             $io->write(JsonFile::encode($results));
diff --git a/src/Composer/Command/ShowCommand.php b/src/Composer/Command/ShowCommand.php
index 112f057d9..5f89c0d86 100644
--- a/src/Composer/Command/ShowCommand.php
+++ b/src/Composer/Command/ShowCommand.php
@@ -40,6 +40,8 @@ use Composer\Repository\RootPackageRepository;
 use Composer\Semver\Constraint\ConstraintInterface;
 use Composer\Semver\Semver;
 use Composer\Spdx\SpdxLicenses;
+use Composer\Util\PackageInfo;
+use Symfony\Component\Console\Formatter\OutputFormatter;
 use Symfony\Component\Console\Formatter\OutputFormatterStyle;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
@@ -439,12 +441,8 @@ EOT
 
                         $packageViewData['name'] = $package->getPrettyName();
                         if ($format !== 'json' || true !== $input->getOption('name-only')) {
-                            $packageViewData['homepage'] = $package->getHomepage();
-                            if (isset($package->getSupport()['source'])) {
-                                $packageViewData['source'] = $package->getSupport()['source'];
-                            } elseif (null !== $package->getSourceUrl()) {
-                                $packageViewData['source'] = $package->getSourceUrl();
-                            }
+                            $packageViewData['homepage'] = $package instanceof CompletePackageInterface ? $package->getHomepage() : null;
+                            $packageViewData['source'] = PackageInfo::getViewSourceUrl($package);
                         }
                         $nameLength = max($nameLength, strlen($package->getPrettyName()));
                         if ($writeVersion) {
@@ -538,15 +536,15 @@ EOT
 
                 foreach ($packages as $package) {
                     $link = $package['source'] ?? $package['homepage'] ?? '';
-                    if ($link) {
-                        $io->write($indent . '<href='.str_replace('>', '', $link).'>'.$package['name'].'</>'. str_repeat(' ', $nameLength - strlen($package['name'])), false);
+                    if ($link !== '') {
+                        $io->write($indent . '<href='.OutputFormatter::escape($link).'>'.$package['name'].'</>'. str_repeat(' ', $nameLength - strlen($package['name'])), false);
                     } else {
                         $io->write($indent . str_pad($package['name'], $nameLength, ' '), false);
                     }
                     if (isset($package['version']) && $writeVersion) {
                         $io->write(' ' . str_pad($package['version'], $versionLength, ' '), false);
                     }
-                    if (isset($package['latest']) && $writeLatest) {
+                    if (isset($package['latest']) && isset($package['latest-status']) && $writeLatest) {
                         $latestVersion = $package['latest'];
                         $updateStatus = $package['latest-status'];
                         $style = $this->updateStatusToVersionStyle($updateStatus);
diff --git a/src/Composer/Repository/RepositoryInterface.php b/src/Composer/Repository/RepositoryInterface.php
index 7972e9417..9debf589d 100644
--- a/src/Composer/Repository/RepositoryInterface.php
+++ b/src/Composer/Repository/RepositoryInterface.php
@@ -91,7 +91,7 @@ interface RepositoryInterface extends \Countable
      * @param string $type  The type of package to search for. Defaults to all types of packages
      *
      * @return array[] an array of array('name' => '...', 'description' => '...'|null, 'abandoned' => 'string'|true|unset) For SEARCH_VENDOR the name will be in "vendor" form
-     * @phpstan-return list<array{name: string, description: ?string, abandoned?: string|true}>
+     * @phpstan-return list<array{name: string, description: ?string, abandoned?: string|true, url?: string}>
      */
     public function search($query, $mode = 0, $type = null);
 
diff --git a/src/Composer/Util/PackageInfo.php b/src/Composer/Util/PackageInfo.php
new file mode 100644
index 000000000..84277c731
--- /dev/null
+++ b/src/Composer/Util/PackageInfo.php
@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of Composer.
+ *
+ * (c) Nils Adermann <naderman@naderman.de>
+ *     Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Composer\Util;
+
+use Composer\Package\CompletePackageInterface;
+use Composer\Package\PackageInterface;
+
+class PackageInfo
+{
+    public static function getViewSourceUrl(PackageInterface $package): ?string
+    {
+        if ($package instanceof CompletePackageInterface && isset($package->getSupport()['source'])) {
+            return $package->getSupport()['source'];
+        }
+
+        return $package->getSourceUrl();
+    }
+
+    public static function getViewSourceOrHomepageUrl(PackageInterface $package): ?string
+    {
+        return self::getViewSourceUrl($package) ?? ($package instanceof CompletePackageInterface ? $package->getHomepage() : null);
+    }
+}