diff --git a/BlogLiterately.cabal b/BlogLiterately.cabal
--- a/BlogLiterately.cabal
+++ b/BlogLiterately.cabal
@@ -1,5 +1,5 @@
 Name:           BlogLiterately
-Version:        0.8.3.1
+Version:        0.8.4
 Synopsis:       A tool for posting Haskelly articles to blogs
 Description:    Write blog posts in Markdown format, then use BlogLiterately
                 to do syntax highlighting, format ghci sessions, and upload
diff --git a/CHANGES.md b/CHANGES.md
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,11 @@
+0.8.4 (13 July 2016)
+--------------------
+
+Two new special link types:
+
+  - Github (link to a repo, issue, or commit)
+  - Hackage (link to a package)
+
 0.8.3.1 (14 June 2016)
 ----------------------
 
diff --git a/src/Text/BlogLiterately/Transform.hs b/src/Text/BlogLiterately/Transform.hs
--- a/src/Text/BlogLiterately/Transform.hs
+++ b/src/Text/BlogLiterately/Transform.hs
@@ -199,14 +199,22 @@
       : bs
     centerImage bs = bs
 
--- | Replace special links with appropriate URLs.  Currently, four
---   types of special links are supported:
+-- | Replace special links with appropriate URLs.  Currently, the
+--   following types of special links are supported:
 --
 --   [@lucky::<search>@] The first Google result for @<search>@.
 --
 --   [@wiki::<title>@] The Wikipedia page for @<title>@.  Note that
 --   the page is not checked for existence.
 --
+--   [@hackage::<pkg>@] The Hackage page for @<pkg>@.
+--
+--   [@github::<user>/<repo>@] The top page for the given repo on github.
+--
+--   [@github::<user>/<repo>/#<nnn>@] Link to a particular issue.
+--
+--   [@github::<user>/<repo>/\@<hash>@] Link to a particular commit.
+--
 --   [@post::nnnn@] Link to the blog post with post ID @nnnn@.  Note
 --   that this form of special link is invoked when @nnnn@ consists of
 --   all digits, so it only works on blogs which use numerical
@@ -234,9 +242,16 @@
 specialLinksXF = mkSpecialLinksXF standardSpecialLinks
 
 -- | The standard special link types included in 'specialLinksXF':
---   'luckyLink', 'wikiLink', and 'postLink'.
+--   'luckyLink', 'wikiLink', 'postLink', 'githubLink', and
+--   'hackageLink'.
 standardSpecialLinks :: [SpecialLink]
-standardSpecialLinks = [luckyLink, wikiLink, postLink]
+standardSpecialLinks =
+  [ luckyLink
+  , wikiLink
+  , postLink
+  , githubLink
+  , hackageLink
+  ]
 
 -- | A special link consists of two parts:
 --
@@ -328,6 +343,34 @@
           -- If all digits, replace with permalink for that postid
           -- Otherwise, search titles of 20 most recent posts.
           --   Choose most recent that matches.
+
+-- | @githubLink@ handles several types of special links.
+--
+-- [@github::<user>/<repo>@] links to a repository.
+--
+-- [@github::<user>/<repo>/#<nnn>@] links to issue #nnn.
+--
+-- [@github::<user>/<repo>/\@<hash>@] links to the commit with the
+-- given hash.
+githubLink :: SpecialLink
+githubLink = ("github", getGithubLink)
+  where
+    getGithubLink target bl =
+      case splitOn "/" target of
+        (user : repo : ghTarget) -> return $ github </> user </> repo </> mkTarget ghTarget
+        _ -> return $ github </> target
+    github = "https://github.com/"
+    mkTarget []                 = ""
+    mkTarget (('@': hash) : _)  = "commit" </> hash
+    mkTarget (('#': issue) : _) = "issues" </> issue
+
+-- | A target of the form @hackage::<pkg>@ turns into a link to the
+--   package @<pkg>@ on Hackage.
+hackageLink :: SpecialLink
+hackageLink = ("hackage", getHackageLink)
+  where
+    getHackageLink pkg bl = return $ hackagePrefix ++ pkg
+    hackagePrefix = "http://hackage.haskell.org/package/"
 
 -- | Potentially extract a title from the metadata block, and set it
 --   in the options record.