ArangoDB vs TokuMX: What are the differences?
Developers describe ArangoDB as "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. On the other hand, TokuMX is detailed as "A high-performance, concurrent, compressing, drop-in replacement engine for MongoDB". TokuMX is a drop-in replacement for MongoDB, and offers 20X performance improvements, 90% reduction in database size, and support for ACID transactions with MVCC. TokuMX has the same binaries, supports the same drivers, data model, and features of MongoDB, because it shares much of its code with MongoDB.
ArangoDB and TokuMX can be primarily classified as "Databases" tools.
"Grahps and documents in one DB" is the primary reason why developers consider ArangoDB over the competitors, whereas "When your two-week MongoDB love affair ends, try this" was stated as the key factor in picking TokuMX.
ArangoDB and TokuMX are both open source tools. It seems that ArangoDB with 8.22K GitHub stars and 576 forks on GitHub has more adoption than TokuMX with 679 GitHub stars and 90 GitHub forks.