Space Cloud
Open source Firebase + Heroku to develop, scale and secure apps
...Space Cloud helps you build modern applications without having to write any backend code in most cases. It provides GraphQL and REST APIs which can be consumed directly by your frontend in a secure manner. Flexible queries, transactions, aggregations and cross-database joins. Make live queries to your database. Upload/download files to scalable file stores (e.g., Amazon S3, Google Cloud Storage). Unified APIs for your custom HTTP services. Trigger webhooks or serverless functions on database or file storage events. ...