diff --git a/README.md b/README.md
index 155d2d88..b89600f2 100644
--- a/README.md
+++ b/README.md
@@ -15,3 +15,19 @@ It can be run either in browser, or as a desktop app.
 # Status
 
 Reading and display is mostly complete; modification and sync is under construction, please see [TODO](TODO.md) for more details.
+
+# Building
+
+The app is build with grunt: `grunt` (html file will be in `dist/`) or `grunt watch` (result will be in `tmp/`).
+Electron app is built manually, scripts and configs are in `util` directory.
+To run Electron app without building, instapp electron package (`npm install electron-prebuilt -g`) and start with `electron ./electron/`.
+
+# Contributing
+
+Plugins are not supported for now. If you want to add a feature, please contact the author first. Pull requests, patches and issues are very welcome.  
+If you have found an bug, please [open an issue](https://github.com/antelle/keeweb/issues/new) and fill in the app version and your user-agent 
+(you can find these details on Settings/Help section).
+
+# License
+
+[MIT](https://github.com/antelle/keeweb/blob/master/MIT-LICENSE.txt)