#Embeddable data storage engines.

Tracking, Benchmarking and Sharing Information about an open source embedded data storage engines, internals, architectures, data storage and transaction processing.

If you would like to share a material or make a correction, please use GitHub or contact me by Email.

##Storage Engines

name	language	storage	description
Berkeley DB	C	B-Tree, Hash	Berkeley DB (BDB) is a software library that provides a high-performance embedded database for key/value data.
Tokyo/Kyoto Cabinet	C++	B-Tree, Hash	Tokyo Cabinet and Kyoto Cabinet are two libraries of routines for managing key-value databases.
SQLite	C	B-Tree, LSM	SQLite is a relational database management system contained in a C programming library.
UnQLite	C	Hash	UnQLite is a in-process software library which implements a self-contained, serverless, zero-configuration, transactional NoSQL database engine.
LevelDB	C++	LSM	LevelDB is an open source on-disk key-value store written by Google.
LevelDB by Basho	C++	LSM	A fork of LevelDB modified to benefit the Riak environment.
LevelDB by HyperDex	C++	LSM	A fork of LevelDB intended to meet the needs of HyperDex while remaining compatible with LevelDB.
RocksDB	C++	LSM	RocksDB is an embeddable persistent key-value store for fast storage from Facebook. (LevelDB by Facebook)
Sophia	C	Sophia	Sophia is an advanced transactional MVCC key-value/row storage library.
WiredTiger	C	B-Tree, LSM	WiredTiger is a high performance, scalable, production quality, NoSQL, Open Source extensible platform for data management.
Percona/TokuFT	C++	Fractal Tree	PerconaFT is a high-performance, transactional key-value store.
ForestDB	C++	HB+-Trie	Forestdb - A Fast Key-Value Storage Engine Based on Hierarchical B+-Tree Trie.
Sparkey	C	Hash	Simple constant key/value storage library, for read-heavy systems with infrequent large bulk inserts.
MDBM	C	Hash	MDBM is a fast memory-mapped DBM clone by Yahoo.
LMDB	C	B-Tree	Lightning Memory-Mapped Database (LMDB) is a software library that provides a high-performance embedded transactional database in the form of a key-value store.
MDBX	C	B-Tree	Modified version of LMDB (Symas Lightning Memory-Mapped Database)
NessDB	C	Buffered-Tree	A very fast transactional key-value, embedded database storage engine.
Vedis	C	Hash	Vedis is an embeddable datastore C library built with over 70 commands similar in concept to Redis but without the networking layer.
Rlite	C	Hash	Self-contained, serverless, zero-configuration, transactional Redis-compatible database engine.
SkipDB	C	Skip List	Small, portable, ACID, C implemented BDB style database based on skiplists instead of b-trees.
EJDB	C	B-Tree, Hash	Embedded JSON Database engine C library.
UpscaleDB	C	B-Tree	A very fast lightweight embedded database engine with built-in analytic functions.
Eblob	C		Eblob is an append-only low-level IO library, which saves data in blob files.
WhiteDB	C	Hash	WhiteDB is a lightweight NoSQL database library written in C, operating fully in main memory.

##Benchmarking

name	description
IOArena	IOArena is an utility designed for evaluating performance of embedded databases.