docs: update README

README.md

@@ -95,5 +95,15 @@ nest start agent-service [--watch]
 http://localhost:5000/api
 ```
 
+## Credit
+
+The CREDEBL platform is built by Blockster Labs (Product division of AyanWorks) team. 
+For the core SSI capabilities, it leverages the great work from multiple open-source projects such as Hyperledger Aries, Bifold, Asker, Indy, etc.
+
+## Contributing
+
+Pull requests are welcome! Please read our [contributions guide](https://github.com/credebl/platform/blob/main/CONTRIBUTING.md) and submit your PRs. We enforce [developer certificate of origin](https://developercertificate.org/) (DCO) commit signing — [guidance](https://github.com/apps/dco) on this is available. We also welcome issues submitted about problems you encounter in using CREDEBL.
+
 ## License
-  Apache 2.0
+
+[Apache License Version 2.0](https://github.com/credebl/platform/blob/main/LICENSE)