Commercial Products
Proprietary software that google/leveldb can replace
Oracle Berkeley DB
Oracle Berkeley DB is a family of embeddable key-value database libraries providing scalable high-performance data management with simple function-call APIs.
FairCom c-treeACE
FairCom c-treeACE is a high-performance embeddable multimodel database engine supporting NoSQL key-value storage with ACID transactions.
InfinityDB
InfinityDB is a Java-based embedded NoSQL key-value store offering flexible hierarchical data management with ConcurrentNavigableMap interface.
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