Open Solutions is proud to certifiy the developers who contribute to the DNAapps community. In order to sell a DNAapp on our store, all developers are required to be certified through our rigorous training & certification program.
| Client Developers | Country |
| ESL Federal Credit Union | United States |
| Fairwinds Credit Union | United States |
| G&F Financial Group | Canada |
| Redstone Federal Credit Union | United States |
| Open Solutions | United States |
| Independent Developers | Country |
| R Systems (RSI) | India |
| Partner Developers | Country |
| COCC | United States |
| OTS Solutions | United States |
| Redi Enterprise Development | United States |
| SmartSoft | Turkey |