Databases Written in C# · Database of Databases


BI	BinaryRage Abandoned Project	2012	Key/Value	C#	Abandoned Project
	BrightstarDB Abandoned Project	2012	Triplestore / RDF	C#	Abandoned Project
	BTDB OLTP	2010	Key/Value, Object-Oriented	C#	OLTP
	DBreeze Multi-Model	2012	Document / XML, Key/Value	C#	Multi-Model
	DensoDB Abandoned Project	2012	Document / XML	C#	Abandoned Project
	EffiProz Abandoned Project	—	Relational	C#	Abandoned Project
	Eloquera	2008	Object-Oriented	C#
	Fallen-8 Abandoned Project	2011	Graph	C#	Abandoned Project
	FASTER	2018	Key/Value	C#
	FatDB Cache Failed Company NoSQL	2012	Key/Value	C#	Cache Failed Company NoSQL
FI	FileDb Abandoned Project NoSQL	2011	Relational	C#	Abandoned Project NoSQL
	FileDB Abandoned Project	2010	Key/Value	C#	Abandoned Project
	Garnet Cache AI-Assisted	2021	Key/Value	C#	Cache AI-Assisted
	hss.db	2009	Relational	C#
	iBoxDB Serverless Mobile NoSQL	2014	Document / XML	C#	Serverless Mobile NoSQL
	KurrentDB Time-Series AI-Assisted	2012	Document / XML	C#	Time-Series AI-Assisted
	LesbianDB Abandoned Project	2022	Document / XML	C#	Abandoned Project
	LiteDB	2014	Document / XML	C#
	MarcelloDB Abandoned Project	2014	Object-Oriented	C#	Abandoned Project
	Memstate Abandoned Project	2017	Object-Oriented	C#	Abandoned Project
	NDatabase	—	Object-Oriented	C#
	Ninja Database	—	Object-Oriented, Relational	C#
	NosDB Abandoned Project	2013	Document / XML	C#	Abandoned Project
	OrigoDB Abandoned Project	2011	Key/Value, Graph, Object-Oriented, Document / XML, Relational	C#	Abandoned Project
	RaptorDB Abandoned Project	2012	Document / XML	C#	Abandoned Project
	RavenDB MMAP NoSQL AI-Assisted	2009	Document / XML, Key/Value	C#	MMAP NoSQL AI-Assisted
RE	Relatude.DB	2025	Graph, Object-Oriented	C#
	SapphireDb Abandoned Project	2018	Object-Oriented	C#	Abandoned Project
	Siaqodb Abandoned Project Failed Company NoSQL	—	Document / XML	C#	Abandoned Project Failed Company NoSQL
	sones GraphDB Abandoned Project Failed Company	2007	Graph	C#	Abandoned Project Failed Company
	STSdb Failed Company	2008	Key/Value	C#	Failed Company
	VelocityDB Abandoned Project	2011	Object-Oriented	C#	Abandoned Project
	VeloxDB OLTP	2022	Object-Oriented	C#	OLTP
	VistaDB	2009	—	C#
VU	VulcanDB Failed Company	2012	Object-Oriented	C#	Failed Company

BI

BinaryRage

Abandoned Project

2012

Key/Value

C#

Abandoned Project

BrightstarDB

Abandoned Project

2012

Triplestore / RDF

C#

Abandoned Project

BTDB

OLTP

2010

Key/Value, Object-Oriented

C#

OLTP

DBreeze

Multi-Model

2012

Document / XML, Key/Value

C#

Multi-Model

DensoDB

Abandoned Project

2012

Document / XML

C#

Abandoned Project

EffiProz

Abandoned Project

—

Relational

C#

Abandoned Project

Eloquera

2008

Object-Oriented

C#

Fallen-8

Abandoned Project

2011

Graph

C#

Abandoned Project

FASTER

2018

Key/Value

C#

FatDB

Cache Failed Company NoSQL

2012

Key/Value

C#

Cache Failed Company NoSQL

FI

FileDb

Abandoned Project NoSQL

2011

Relational

C#

Abandoned Project NoSQL

FileDB

Abandoned Project

2010

Key/Value

C#

Abandoned Project

Garnet

Cache AI-Assisted

2021

Key/Value

C#

Cache AI-Assisted

hss.db

2009

Relational

C#

iBoxDB

Serverless Mobile NoSQL

2014

Document / XML

C#

Serverless Mobile NoSQL

KurrentDB

Time-Series AI-Assisted

2012

Document / XML

C#

Time-Series AI-Assisted

LesbianDB

Abandoned Project

2022

Document / XML

C#

Abandoned Project

LiteDB

2014

Document / XML

C#

MarcelloDB

Abandoned Project

2014

Object-Oriented

C#

Abandoned Project

Memstate

Abandoned Project

2017

Object-Oriented

C#

Abandoned Project

NDatabase

—

Object-Oriented

C#

Ninja Database

—

Object-Oriented, Relational

C#

NosDB

Abandoned Project

2013

Document / XML

C#

Abandoned Project

OrigoDB

Abandoned Project

2011

Key/Value, Graph, Object-Oriented, Document / XML, Relational

C#

Abandoned Project

RaptorDB

Abandoned Project

2012

Document / XML

C#

Abandoned Project

RavenDB

MMAP NoSQL AI-Assisted

2009

Document / XML, Key/Value

C#

MMAP NoSQL AI-Assisted

RE

Relatude.DB

2025

Graph, Object-Oriented

C#

SapphireDb

Abandoned Project

2018

Object-Oriented

C#

Abandoned Project

Siaqodb

Abandoned Project Failed Company NoSQL

—

Document / XML

C#

Abandoned Project Failed Company NoSQL

sones GraphDB

Abandoned Project Failed Company

2007

Graph

C#

Abandoned Project Failed Company

STSdb

Failed Company

2008

Key/Value

C#

Failed Company

VelocityDB

Abandoned Project

2011

Object-Oriented

C#

Abandoned Project

VeloxDB

OLTP

2022

Object-Oriented

C#

OLTP

VistaDB

2009

—

C#

VU

VulcanDB

Failed Company

2012

Object-Oriented

C#

Failed Company