Stable version 3.0.0

Refs #1527
Closes gh-1536
diff --git a/package.json b/package.json
index 2f68fe3..d3b7b72 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "esparse": "./bin/esparse.js",
     "esvalidate": "./bin/esvalidate.js"
   },
-  "version": "3.0.0-dev",
+  "version": "3.0.0",
   "files": [
     "bin",
     "dist/esprima.js"
diff --git a/src/esprima.ts b/src/esprima.ts
index 9455077..f9d1a4c 100644
--- a/src/esprima.ts
+++ b/src/esprima.ts
@@ -103,4 +103,4 @@
 export { Syntax } from './syntax';
 
 // Sync with *.json manifests.
-export const version = '3.0.0-dev';
+export const version = '3.0.0';