diff --git a/packages/gatsby-codemods/package.json b/packages/gatsby-codemods/package.json
index b9b9ee1608ce3..7e9da9ed26304 100644
--- a/packages/gatsby-codemods/package.json
+++ b/packages/gatsby-codemods/package.json
@@ -1,7 +1,7 @@
 {
   "name": "gatsby-codemods",
   "version": "1.0.4",
-  "description": "Stub description for gatsby-codemods",
+  "description": "A collection of codemod scripts for use with JSCodeshift that help migrate to newer versions of Gatsby.",
   "main": "index.js",
   "scripts": {
     "build": "babel src --out-dir . --ignore **/__tests__",
diff --git a/packages/gatsby-plugin-canonical-urls/package.json b/packages/gatsby-plugin-canonical-urls/package.json
index da3ea248856f6..654d754cc437e 100644
--- a/packages/gatsby-plugin-canonical-urls/package.json
+++ b/packages/gatsby-plugin-canonical-urls/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gatsby-plugin-canonical-urls",
-  "description": "Stub description for gatsby-plugin-canonical-urls",
+  "description": "Add canonical links to HTML pages Gatsby generates.",
   "version": "2.0.5",
   "author": "Kyle Mathews <mathews.kyle@gmail.com>",
   "bugs": {
diff --git a/packages/gatsby-plugin-flow/package.json b/packages/gatsby-plugin-flow/package.json
index 1c5b0765f5887..6a64e9a5cf4e3 100644
--- a/packages/gatsby-plugin-flow/package.json
+++ b/packages/gatsby-plugin-flow/package.json
@@ -1,7 +1,7 @@
 {
   "name": "gatsby-plugin-flow",
   "version": "1.0.1",
-  "description": "Stub description for gatsby-plugin-flow",
+  "description": "Provides drop-in support for Flow by adding @babel/preset-flow.",
   "main": "index.js",
   "scripts": {
     "build": "babel src --out-dir . --ignore **/__tests__",
diff --git a/packages/gatsby-plugin-layout/package.json b/packages/gatsby-plugin-layout/package.json
index 812573224a2b0..d42139edf2224 100644
--- a/packages/gatsby-plugin-layout/package.json
+++ b/packages/gatsby-plugin-layout/package.json
@@ -1,7 +1,7 @@
 {
   "name": "gatsby-plugin-layout",
   "version": "1.0.2",
-  "description": "Stub description for gatsby-plugin-layout",
+  "description": "Reimplements the behavior of layout components in gatsby@1, which was removed in version 2.",
   "main": "index.js",
   "scripts": {
     "build": "babel src --out-dir . --ignore **/__tests__",
diff --git a/packages/gatsby-plugin-remove-trailing-slashes/package.json b/packages/gatsby-plugin-remove-trailing-slashes/package.json
index 0b7e7d8c96761..d66bf828e2965 100644
--- a/packages/gatsby-plugin-remove-trailing-slashes/package.json
+++ b/packages/gatsby-plugin-remove-trailing-slashes/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gatsby-plugin-remove-trailing-slashes",
-  "description": "Stub description for gatsby-plugin-remove-trailing-slashes",
+  "description": "Removes trailing slashes from your project's paths. For example, yoursite.com/about/ becomes yoursite.com/about",
   "version": "2.0.1",
   "author": "scott.eckenthal@gmail.com",
   "bugs": {
diff --git a/packages/gatsby-plugin-twitter/README.md b/packages/gatsby-plugin-twitter/README.md
index 80c031997dd4d..d61040ac19efa 100644
--- a/packages/gatsby-plugin-twitter/README.md
+++ b/packages/gatsby-plugin-twitter/README.md
@@ -1,6 +1,6 @@
 # gatsby-plugin-twitter
 
-Loads the Twitter JavaScript for embedding tweets. Let's you add tweets to
+Loads the Twitter JavaScript for embedding tweets. Lets you add tweets to
 markdown and in other places.
 
 Note: when copying the embed code, just copy the blockquote section and not the
diff --git a/packages/gatsby-plugin-twitter/package.json b/packages/gatsby-plugin-twitter/package.json
index cd863722a8a77..f063a1819ebd1 100644
--- a/packages/gatsby-plugin-twitter/package.json
+++ b/packages/gatsby-plugin-twitter/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gatsby-plugin-twitter",
-  "description": "Stub description for gatsby-plugin-twitter",
+  "description": "Loads the Twitter JavaScript for embedding tweets.",
   "version": "2.0.5",
   "author": "Kyle Mathews <mathews.kyle@gmail.com>",
   "bugs": {