Pika - nosql compatible with redis, it is developed by Qihoo's DBA and infrastructure team

•    C++

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Pika is a persistent huge storage service , compatible with the vast majority of redis interfaces (details), including string, hash, list, zset, set and management interfaces. With the huge amount of data stored, redis may suffer for a capacity bottleneck, and pika was born for solving it. Except huge storage capacity, pika also support master-slave mode by slaveof command, including full and partial synchronization.

redis-interfaces redis nosql nosql-databases nosql-data-storage rocksdb redis-alternative key-value-store key-value

speedtables - Speed tables is a high-performance memory-resident database

•    Perl

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Speed tables is a high-performance memory-resident database. The speed table compiler reads a table definition and generates a set of C access routines to create, manipulate and search tables containing millions of rows. Currently oriented towards Tcl. Licensed under BSD Copyright.

caching shared-memory nosql-data-storage tcl-extension

Iron - Fast and easy to use NoSQL data storage with RxJava support

•    Java

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Apply apt plugin in your application gradle build file. Use the @Store annotation on any plain old Java object.

rxjava gradle android-database-api nosql-data-storage rxjava-support

libfpta - Fast Positive Tables - ultra fast, compact, Embedded Database for tabular and semistructured data

•    C++

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Fast Positive Tables, aka "Позитивные Таблицы" by Positive Technologies -- Ultra fast, compact, embedded database for tabular and semistructured data: multiprocessing with zero-overhead, full ACID semantics with MVCC, variety of indexes, saturation, sequences and much more. The Future will Positive. Всё будет хорошо.

nosql-data-storage nosql-transactions performance fpta positive inmemory-db durability acid mvcc fast-positive-tuples fast-positive-tables t1ha libmdbx semistructured-data embedded-database