There are a various third party tools that can simplify development.
If you're looking to syncronise Capsule data with a database like MySQL, Postgres or Snowflake, you could consider using Skyvia which does the heavy lifting for you. Skyvia can also enable data syncrhonisation between platforms as well as import and backup.
For some integration use cases you might be able to avoid developing a custom integration by using an integration platform:
These tools offer a unified API for CRM, meaning you can write an integration once and have the flexibility to switch CRMs in the future.
Please note that we haven't fully reviewed these tools and you should satisfy yourself about their suitability before using. If you need support for these tools, please reach out to the tool you are using.