ArangoDB vs RocksDB: What are the differences?

ArangoDB: A distributed open-source database with a flexible data model for documents, graphs, and key-values. A distributed free and open-source database with a flexible data model for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions; RocksDB: Embeddable persistent key-value store for fast storage, developed and maintained by Facebook Database Engineering Team. RocksDB is an embeddable persistent key-value store for fast storage. RocksDB can also be the foundation for a client-server database but our current focus is on embedded workloads. RocksDB builds on LevelDB to be scalable to run on servers with many CPU cores, to efficiently use fast storage, to support IO-bound, in-memory and write-once workloads, and to be flexible to allow for innovation.

ArangoDB and RocksDB belong to "Databases" category of the tech stack.

Some of the features offered by ArangoDB are:

• multi-model nosql db
• acid
• transactions

On the other hand, RocksDB provides the following key features:

• Designed for application servers wanting to store up to a few terabytes of data on locally attached Flash drives or in RAM
• Optimized for storing small to medium size key-values on fast storage -- flash devices or in-memory
• Scales linearly with number of CPUs so that it works well on ARM processors

"Grahps and documents in one DB" is the primary reason why developers consider ArangoDB over the competitors, whereas "Very fast" was stated as the key factor in picking RocksDB.

ArangoDB and RocksDB are both open source tools. It seems that RocksDB with 14.3K GitHub stars and 3.12K forks on GitHub has more adoption than ArangoDB with 8.22K GitHub stars and 576 GitHub forks.

AresRPG, Stepsize, and Brainhub are some of the popular companies that use ArangoDB, whereas RocksDB is used by Facebook, LinkedIn, and Skry, Inc.. ArangoDB has a broader approval, being mentioned in 11 company stacks & 15 developers stacks; compared to RocksDB, which is listed in 6 company stacks and 7 developer stacks.