diff --git a/src/lib/utils.js b/src/lib/utils.js
index 7b6902b..65e9781 100644
--- a/src/lib/utils.js
+++ b/src/lib/utils.js
@@ -70,7 +70,9 @@ function readableTime(number) {
 }
 
 async function isGif(url) {
-  const type = await fetch(url).then((res) => res.headers.get("Content-Type"));
+  const type = await fetch(url, {method: "HEAD"}).then((res) =>
+    res.headers.get("Content-Type")
+  );
   return type == "image/gif";
 }
 
@@ -115,11 +117,11 @@ async function getImage(msg, str) {
     const attachments = [...refMsg.attachments.values()];
     if (attachments[0]?.url) {
       return attachments[0].url;
-    } else if (/<a?:[a-zA-Z0-9_]*:([0-9]*)>/.test(refMsg.content)) {
-      const id = refMsg.content.match(/<a?:[a-zA-Z0-9_]*:([0-9]*)>/)[1];
+    } else if (/<a?:[a-zA-Z0-9_]+:([0-9]+)>/.test(refMsg.content)) {
+      const id = refMsg.content.match(/<a?:[a-zA-Z0-9_]+:([0-9]+)>/)[1];
       return `https://cdn.discordapp.com/emojis/${id}.png?v=1`;
-    } else if (/<@!?([0-9]*)>/.test(refMsg.content)) {
-      const id = refMsg.content.match(/<@!?([0-9]*)>/)[1];
+    } else if (/<@!?([0-9]+)>/.test(refMsg.content)) {
+      const id = refMsg.content.match(/<@!?([0-9]+)>/)[1];
       const user = await hf.bot.requestHandler.request(
         "GET",
         "/users/" + id,
@@ -140,11 +142,11 @@ async function getImage(msg, str) {
     return attachments[0]?.url;
   } else if (urlRegex.test(str)) {
     return str;
-  } else if (/<a?:[a-zA-Z0-9_]*:([0-9]*)>/.test(str)) {
-    const id = str.match(/<a?:[a-zA-Z0-9_]*:([0-9]*)>/)[1];
+  } else if (/<a?:[a-zA-Z0-9_]+:([0-9]+)>/.test(str)) {
+    const id = str.match(/<a?:[a-zA-Z0-9_]+:([0-9]+)>/)[1];
     return `https://cdn.discordapp.com/emojis/${id}.png?v=1`;
-  } else if (/<@!?([0-9]*)>/.test(str)) {
-    const id = str.match(/<@!?([0-9]*)>/)[1];
+  } else if (/<@!?([0-9]+)>/.test(str)) {
+    const id = str.match(/<@!?([0-9]+)>/)[1];
     const user = await hf.bot.requestHandler.request(
       "GET",
       "/users/" + id,
@@ -325,12 +327,20 @@ async function lookupUser(msg, str, filter) {
       return user;
     } else if (
       user.username.toLowerCase().indexOf(str.toLowerCase()) > -1 ||
-      (user.nick && user.nick.indexOf(str.toLowerCase()) > -1)
+      (user.nick && user.nick.toLowerCase().indexOf(str.toLowerCase()) > -1) ||
+      (user.globalName &&
+        user.globalName.toLowerCase().indexOf(str.toLowerCase()) > -1)
     ) {
       selection.push({
         value: user,
         key: user.id,
-        display: `${formatUsername(user)}${user.nick ? ` (${user.nick})` : ""}`,
+        display: `${formatUsername(user)}${
+          user.nick
+            ? ` (${user.nick})`
+            : user.globalName
+            ? ` (${user.globalName})`
+            : ""
+        }`,
       });
     }
   }
diff --git a/src/modules/fedimbed.js b/src/modules/fedimbed.js
index a3b8efe..4e77f7b 100644
--- a/src/modules/fedimbed.js
+++ b/src/modules/fedimbed.js
@@ -24,7 +24,8 @@ const PATH_REGEX = {
   misskey: /^\/notes\/[a-z0-9]+\/?/,
   gotosocial: /^\/@(.+?)\/statuses\/[0-9A-Z]+\/?/,
   lemmy: /^\/post\/\d+\/?/,
-  honk: /^\/u\/(.+?)\/h\/(.+?)\/?$/,
+  honk: /^\/u\/(.+?)\/h\/(.+?)\/?/,
+  cohost: /^\/[A-Za-z0-9]+\/post\/\d+-[A-Za-z0-9-]+\/?/,
 };
 
 const PLATFORM_COLORS = {
@@ -38,9 +39,12 @@ const PLATFORM_COLORS = {
   lemmy: 0x14854f,
   birdsitelive: 0x1da1f2,
   iceshrimp: 0x8e82f9, // YCbCr interpolated as the accent color is a gradient
+  cohost: 0x83254f,
 };
 
 const domainCache = new Map();
+domainCache.set("cohost.org", "cohost"); // no nodeinfo
+
 async function resolvePlatform(url) {
   const urlObj = new URL(url);
   if (domainCache.has(urlObj.hostname)) return domainCache.get(urlObj.hostname);
@@ -137,7 +141,8 @@ async function processUrl(msg, url, spoiler = false) {
   let platformName = platform
     .replace("gotosocial", "GoToSocial")
     .replace("birdsitelive", '"Twitter" (BirdsiteLive)')
-    .replace(/^(.)/, (_, c) => c.toUpperCase());
+    .replace(/^(.)/, (_, c) => c.toUpperCase())
+    .replace("Cohost", "cohost");
 
   const images = [];
   const videos = [];
@@ -475,7 +480,9 @@ async function processUrl(msg, url, spoiler = false) {
     )
       .then((res) => res.json())
       .catch((err) => {
-        logger.error("fedimbed", `Failed to get author for "${url}": ${err}`);
+        // only posts can be activity+json right now, reduce log spam
+        if (platform !== "cohost")
+          logger.error("fedimbed", `Failed to get author for "${url}": ${err}`);
       });
 
     if (authorData) {
@@ -486,6 +493,18 @@ async function processUrl(msg, url, spoiler = false) {
         url: authorData.url,
         avatar: authorData.icon?.url,
       };
+    } else {
+      // bootleg author, mainly for cohost
+      const authorUrl = postData.actor ?? postData.attributedTo;
+      const authorUrlObj = new URL(authorUrl);
+      const name = authorUrlObj.pathname.substring(
+        authorUrlObj.pathname.lastIndexOf("/") + 1
+      );
+      author = {
+        name,
+        handle: `${name}@${authorUrlObj.hostname}`,
+        url: authorUrl,
+      };
     }
 
     if (postData.endTime && postData.oneOf && postData.votersCount) {
@@ -515,6 +534,10 @@ async function processUrl(msg, url, spoiler = false) {
 
   // FIXME: stop being lazy and use an html parser
   content = content.replace(/<a .*?href="([^"]+?)".*?>(.+?)<\/a>/g, "[$2]($1)");
+  content = content.replace(
+    /<img .*?src="([^"]+?)".*?alt="([^"]+?)".*?\/>/g,
+    "[$2]($1)"
+  );
   content = content.replace(/<\/?\s*br\s*\/?>/g, "\n");
   content = content.replace(/<\/p><p>/g, "\n\n");
   content = content.replace(/<ol>/g, "\n");