TiDB is described as 'Open-source NewSQL database that supports Hybrid Transactional and Analytical Processing (HTAP) workloads. It's MySQL compatible and can provide horizontal scalability, strong consistency, and high availability' and is an app in the development category. There are more than 10 alternatives to TiDB for a variety of platforms, including Linux, Web-based, Self-Hosted, SaaS and Mac apps. The best TiDB alternative is Apache Cassandra, which is both free and Open Source. Other great apps like TiDB are Azure Cosmos DB, CockroachDB, ScyllaDB and Google Cloud Spanner.