DBDB.io The Encyclopedia of Database Systems · Est. 2017
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Database of Databases

249 Systems Found

Embedded Database Systems
AceBase
Web Browser
2018 Document / XML Embedded, Shared-Everything
Web Browser
Advantage Database Server
xBase Acquired Company
1993 Relational Embedded, Shared-Everything
xBase Acquired Company
AgateDB
Abandoned
2019 Key/Value Embedded
Abandoned
Apollo
xBase
1999 — Embedded, Shared-Everything
xBase
Approach
Acquired Company Abandoned
1991 Relational Embedded
Acquired Company Abandoned
ArcadeDB
Forked Code AI-Assisted
2021 Document / XML, Graph, Key/Value, Relational Embedded, Shared-Everything
Forked Code AI-Assisted
ArcticDB
Time-Series OLAP AI-Assisted
2018 Relational Embedded
Time-Series OLAP AI-Assisted
Axion
Abandoned
2002 Relational Embedded
Abandoned
BabuDB
Abandoned
2008 Key/Value Embedded
Abandoned
BadgerDB
AI-Assisted
2017 Key/Value Embedded
AI-Assisted
BangDB
Multi-Model NoSQL
2015 Key/Value Embedded, Shared-Everything
Multi-Model NoSQL
bbolt
Forked Code Revival Project
2017 Key/Value Embedded
Forked Code Revival Project
Bedrock
Blockchain OLTP AI-Assisted
2016 Relational Embedded, Shared-Disk
Blockchain OLTP AI-Assisted
BergDB
2013 Document / XML Embedded
Berkeley DB
Acquired Company OLTP DBM
1994 Document / XML, Key/Value Embedded
Acquired Company OLTP DBM
BinaryRage
Abandoned
2012 Key/Value Embedded
Abandoned
Bitcask
Abandoned
2019 Key/Value Embedded
Abandoned
Bitsy
2013 Graph Embedded
Bleve
Search Engine AI-Assisted
2014 Document / XML, Vector Embedded
Search Engine AI-Assisted
BoltDB
Abandoned
2013 Key/Value Embedded
Abandoned
BonsaiDb
2021 Key/Value Shared-Everything, Embedded
BroDB
Parody / Joke
2024 Relational Embedded
Parody / Joke
Btrieve
Acquired Company
1982 Network Embedded
Acquired Company
bugfruit
Abandoned
2022 Key/Value Embedded
Abandoned
BuntDB
OLTP
2016 Key/Value Embedded
OLTP
CamaDB
Web Browser Abandoned NoSQL
2021 Document / XML Embedded
Web Browser Abandoned NoSQL
CaskDB
2022 Key/Value Embedded
ChaiSQL
2018 Document / XML Embedded
chaozzDB
Abandoned
2008 — Embedded
Abandoned
chDB
OLAP Acquired Company AI-Assisted
2023 Relational Embedded
OLAP Acquired Company AI-Assisted
Cheetah
xBase
2005 Relational Embedded
xBase
Chroma
Nearest Neighbor AI-Assisted
2022 Document / XML Shared-Everything, Embedded
Nearest Neighbor AI-Assisted
chromem-go
Nearest Neighbor
2023 Vector Embedded
Nearest Neighbor
CloseVector
Nearest Neighbor
2023 Document / XML, Vector Embedded
Nearest Neighbor
CogDB
2017 Triplestore / RDF Embedded
Column
2021 Relational Embedded
CompleteDB
Abandoned OLTP
2012 Relational Embedded
Abandoned OLTP
Consus
2004 Relational Embedded
CozoDB
2022 Relational Embedded
CQL++
Failed Company
1994 Relational Embedded, Shared-Everything
Failed Company
CQLite
Abandoned
2021 Graph Embedded
Abandoned
CrossDB
2019 Relational Embedded
Daffodil DB
Abandoned OLTP
2003 Relational Embedded, Shared-Everything
Abandoned OLTP
Datomic
Acquired Company
2012 Key/Value Embedded
Acquired Company
db4o
Acquired Company Abandoned
2000 Object-Oriented Embedded
Acquired Company Abandoned
DB5
Abandoned Nearest Neighbor
2023 Document / XML, Vector Embedded
Abandoned Nearest Neighbor
Derby
Acquired Company Abandoned OLTP
1997 Relational Embedded
Acquired Company Abandoned OLTP
DeveelDB
Abandoned OLTP
2009 Relational Embedded
Abandoned OLTP
DeviceSQL
Streaming
1998 Relational Embedded
Streaming
Dolt
Versioning AI-Assisted
2018 Relational Shared-Everything, Embedded
Versioning AI-Assisted
Doxa
Abandoned
2021 Document / XML Embedded
Abandoned
DuckDB
OLAP AI-Assisted
2018 Relational Embedded
OLAP AI-Assisted
DyBASE
— Object-Oriented Embedded
Earthstar
Peer-to-Peer
2020 Document / XML Embedded
Peer-to-Peer
EchoDB
2021 Key/Value Embedded
EffiProz
Abandoned
— Relational Embedded
Abandoned
EJDB
2012 Key/Value, Document / XML Embedded
Elara DB
Abandoned
2021 Key/Value Embedded
Abandoned
ElevateDB
2006 Relational Shared-Everything, Embedded
EmbedDB
Time-Series
2023 Relational Embedded
Time-Series
Empress
1979 Relational Embedded
evitaDB
AI-Assisted
2020 Document / XML Shared-Everything, Embedded
AI-Assisted
Extensible Storage Engine
1994 Key/Value Embedded
eXtremeDB
Cache Time-Series OLTP Middleware
2001 Column Family / Wide-Column, Entity-Relationship, Key/Value, Relational Embedded, Shared-Nothing
Cache Time-Series OLTP Middleware
eyros
Time-Series Abandoned
2018 Array / Matrix Embedded
Time-Series Abandoned
FairCom DB
1984 — Embedded
FASTER
2018 Key/Value Embedded
FBase
Time-Series
2022 Relational Embedded
Time-Series
Ferrite
OLTP
2024 Relational Embedded
OLTP
FileDb
Abandoned NoSQL
2011 Relational Embedded
Abandoned NoSQL
FileDB
Abandoned
2010 Key/Value Embedded
Abandoned
FirstSQL/J
Failed Company
2001 Relational Embedded
Failed Company
Fjall
OLTP
2023 Key/Value Embedded
OLTP
FlashDB
2020 Key/Value Embedded
ForestDB
Abandoned
2013 Key/Value Embedded
Abandoned
Frigatebird
OLAP
2025 Relational Embedded
OLAP
FrostDB
Time-Series
2022 Column Family / Wide-Column Embedded
Time-Series
Gaia
Abandoned Failed Company
2020 Object-Oriented Embedded
Abandoned Failed Company
GDBM
DBM
1990 Key/Value Embedded
DBM
GenomicsDB
2016 Array / Matrix Embedded
GoatDB
Web Browser AI-Assisted
2024 Document / XML Embedded
Web Browser AI-Assisted
GrapheekDB
Abandoned
2014 Key/Value, Graph Embedded
Abandoned
Graviton
Versioning Abandoned
2020 Key/Value Embedded
Versioning Abandoned
H2
2004 Relational Shared-Everything, Embedded
HailDB
Abandoned
2010 Key/Value Embedded
Abandoned
HaloDB
Abandoned
2017 Key/Value Embedded
Abandoned
Helium
Failed Company
2017 Key/Value Embedded
Failed Company
HFSQL
— — Shared-Everything, Embedded
Hive
Abandoned
2019 Key/Value Embedded
Abandoned
hss.db
2009 Relational Embedded
HyperSQL
2001 Relational Embedded
iBoxDB
Serverless Mobile NoSQL
2014 Document / XML Embedded
Serverless Mobile NoSQL
Icecoal
Abandoned
2020 Relational Embedded
Abandoned
ImmortalDB
Web Browser
2018 Key/Value Embedded
Web Browser
IndraDB
2016 Graph Shared-Everything, Embedded
InfinityDB
2002 Key/Value, Graph, Array / Matrix, Hierarchical, Relational Embedded
InterBase
Versioning Acquired Company
1984 Relational Embedded, Shared-Everything
Versioning Acquired Company
IonDB
Abandoned
2015 Key/Value Embedded
Abandoned
IoTDB
Time-Series AI-Assisted
2017 Hierarchical Embedded
Time-Series AI-Assisted
ITTIA DB
Time-Series OLTP
2000 Relational Embedded
Time-Series OLTP
JameSQL
NoSQL
2024 Document / XML Embedded
NoSQL
jasonisnthappy
OLTP
2025 Document / XML Embedded
OLTP
Jazz
AI-Assisted
2026 Relational Shared-Everything, Embedded
AI-Assisted
Joedb
2014 Relational Embedded
JuliaDB
Abandoned
2017 Relational Embedded
Abandoned
k4
Time-Series Abandoned
2024 Key/Value Embedded
Time-Series Abandoned
KantoDB
OLTP
2025 Relational Embedded, Shared-Everything
OLTP
KekeDB
— Relational Embedded
KektorDB
Nearest Neighbor
2025 Graph Embedded
Nearest Neighbor
KenobiDB
Abandoned Middleware
2019 Document / XML Embedded
Abandoned Middleware
KingDB
Abandoned MMAP
2012 Key/Value Shared-Everything, Embedded
Abandoned MMAP
KirbyBase
Abandoned
2003 — Shared-Everything, Embedded
Abandoned
Kronicler
Time-Series
2025 Relational Embedded
Time-Series
Kuzu
Acquired Company Abandoned Nearest Neighbor
2020 Graph Embedded
Acquired Company Abandoned Nearest Neighbor
Kyoto Cabinet
2009 Key/Value Embedded
LadybugDB
Forked Code Revival Project AI-Assisted
2025 Graph Embedded
Forked Code Revival Project AI-Assisted
Lazer
2013 Document / XML Embedded
LeanStore
OLTP
2018 Key/Value Embedded
OLTP
LedisDB
Abandoned NoSQL
2014 Key/Value Shared-Nothing, Embedded
Abandoned NoSQL
LevelDB
MMAP
2011 Key/Value Embedded
MMAP
libmdbx
Forked Code MMAP
2015 Key/Value Embedded
Forked Code MMAP
libSQL
Forked Code OLTP
2022 Relational Embedded
Forked Code OLTP
LightDB
Abandoned NoSQL
2021 Document / XML Embedded
Abandoned NoSQL
LineairDB
AI-Assisted
2020 Key/Value Embedded
AI-Assisted
LintDB
Nearest Neighbor
2024 Vector Embedded
Nearest Neighbor
LiteDB
AI-Assisted
2014 Document / XML Embedded
AI-Assisted
LocalSQL
2001 Relational Embedded
LokiJS
Abandoned
2013 Document / XML Embedded
Abandoned
LotusDB
OLTP
2021 Key/Value Embedded
OLTP
Lovefield
Web Browser Abandoned
2014 Relational Embedded
Web Browser Abandoned
LowDB
2014 Document / XML Embedded
Lucene
Search Engine MMAP AI-Assisted
1999 Document / XML Embedded
Search Engine MMAP AI-Assisted
LungoDB
2019 Document / XML Embedded
MapDB
Abandoned
2012 Object-Oriented Embedded
Abandoned
MarcelloDB
Abandoned
2014 Object-Oriented Embedded
Abandoned
Mckoi SQL Database
Abandoned Failed Company
1998 Relational Shared-Everything, Embedded
Abandoned Failed Company
MenteDB
AI-Assisted
2026 Vector, Graph Embedded
AI-Assisted
NamiDB
NoSQL
2026 Graph Embedded
NoSQL
NDatabase
— Object-Oriented Embedded
NeDB
Abandoned
2013 Document / XML Embedded
Abandoned
nessDB
Abandoned
2011 Key/Value Embedded
Abandoned
Neug
AI-Assisted
2026 Graph Embedded, Shared-Everything
AI-Assisted
Ninja Database
— Object-Oriented, Relational Embedded
Nitrite
NoSQL AI-Assisted
2017 Document / XML Embedded
NoSQL AI-Assisted
NoKV
NoSQL AI-Assisted
2024 Key/Value Embedded
NoSQL AI-Assisted
NuDB
Abandoned
2016 Key/Value Embedded
Abandoned
ObjectBox
Time-Series Nearest Neighbor MMAP Mobile NoSQL
2016 Object-Oriented Embedded
Time-Series Nearest Neighbor MMAP Mobile NoSQL
ObjectDatabase++
2003 Object-Oriented Embedded
ObjectDB
2010 Object-Oriented Embedded
ObjectStore
Acquired Company
1988 Object-Oriented Embedded
Acquired Company
OctaneDB
Nearest Neighbor
2025 Vector Embedded
Nearest Neighbor
Opteryx
OLAP Serverless AI-Assisted
2021 Relational Embedded
OLAP Serverless AI-Assisted
Paper
Abandoned NoSQL
2015 Key/Value, Object-Oriented Embedded
Abandoned NoSQL
Paradox
Acquired Company Abandoned
1985 Relational Embedded
Acquired Company Abandoned
Pebble
AI-Assisted
2018 Key/Value Embedded
AI-Assisted
Perst
Acquired Company
2003 Object-Oriented Embedded
Acquired Company
pickleDB
2011 Document / XML Embedded
PicoDB
Abandoned
2016 Document / XML Embedded
Abandoned
pocketSQL
Abandoned
2001 Relational Embedded
Abandoned
Pogocache
Cache
2025 Key/Value Embedded
Cache
Pogreb
MMAP
2018 Key/Value Embedded
MMAP
PointBase
Acquired Company
1998 Relational Embedded
Acquired Company
Polars
Query Engine AI-Assisted
2020 — Embedded
Query Engine AI-Assisted
PoloDB
NoSQL
2020 Document / XML Embedded
NoSQL
PouchDB
Web Browser NoSQL
2010 Document / XML Embedded
Web Browser NoSQL
PysonDB
Abandoned NoSQL
2020 Document / XML Embedded
Abandoned NoSQL
ql
2013 Relational Embedded
qlever
Query Engine
2014 Graph, Triplestore / RDF Embedded
Query Engine
Quadcap Embeddable Database
Failed Company
1999 Relational Embedded
Failed Company
Quadrable
Abandoned
2020 Key/Value Embedded
Abandoned
QuestDB
Time-Series AI-Assisted
2014 Relational Shared-Nothing, Embedded
Time-Series AI-Assisted
RaimaDB
Time-Series
1984 Network, Relational Embedded
Time-Series
RamSQL
2014 Relational Embedded
RaptorDB
Abandoned
2012 Document / XML Embedded
Abandoned
Realm
Acquired Company Abandoned Mobile
2011 Object-Oriented Embedded
Acquired Company Abandoned Mobile
redb
OLTP AI-Assisted
2018 Key/Value Embedded
OLTP AI-Assisted
ReifyDB
OLTP
2025 Relational Embedded, Shared-Everything
OLTP
RisingLight
2021 Relational Embedded
Rockall-DB
— — Embedded
RocksDB
Forked Code OLTP
2012 Key/Value Embedded
Forked Code OLTP
rqlite
AI-Assisted
2014 Relational Embedded
AI-Assisted
SDB
— Document / XML, Relational Embedded
SeekDB
AI-Assisted
2025 Relational, Vector Embedded
AI-Assisted
Shore
Abandoned OLTP
1995 Object-Oriented Embedded
Abandoned OLTP
Shore-MT
Forked Code OLTP
2007 Object-Oriented Embedded
Forked Code OLTP
Siaqodb
Abandoned Failed Company NoSQL
— Document / XML Embedded
Abandoned Failed Company NoSQL
SignalDB
NoSQL AI-Assisted
2023 Document / XML Embedded
NoSQL AI-Assisted
SKDB
OLTP AI-Assisted
2022 Relational Embedded
OLTP AI-Assisted
SKSQL
Abandoned
2021 Relational Embedded
Abandoned
SlateDB
AI-Assisted
2024 Key/Value Embedded
AI-Assisted
Sled
2016 Key/Value Embedded
SleekDB
2018 Document / XML Embedded
SlothDB
2026 Relational Embedded
SmallSQL
Abandoned
2005 Relational Embedded
Abandoned
SochDB
AI-Assisted
2026 Graph, Relational, Vector Embedded
AI-Assisted
solidDB
Acquired Company OLTP
1992 Relational Embedded, Shared-Everything, Shared-Memory, Shared-Nothing
Acquired Company OLTP
Sophia
Abandoned OLTP NoSQL
2014 Key/Value Embedded
Abandoned OLTP NoSQL
SparrowDB
AI-Assisted
2026 Graph Embedded
AI-Assisted
Speedb
Forked Code Acquired Company
2020 Key/Value Embedded
Forked Code Acquired Company
SplinterDB
NoSQL
2018 Key/Value Embedded
NoSQL
SQL Anywhere
Acquired Company
1992 Relational Embedded
Acquired Company
SQLBase
Acquired Company
1984 Relational Embedded
Acquired Company
SQLite
OLTP
2000 Relational Embedded, Shared-Disk
OLTP
Starskey
OLTP
2025 Key/Value Embedded
OLTP
StereoDB
OLTP
2023 Relational Embedded
OLTP
StormiDB
NoSQL
2024 Document / XML Embedded
NoSQL
StrixDB
— Triplestore / RDF Embedded
STSdb
Failed Company
2008 Key/Value Embedded
Failed Company
SurrealDB
Serverless Multi-Model AI-Assisted
2016 Document / XML, Graph, Relational Shared-Nothing, Embedded
Serverless Multi-Model AI-Assisted
SwayDB
Abandoned
2018 Key/Value Embedded
Abandoned
SylvieJS
Web Browser
2023 Document / XML Embedded, Shared-Everything
Web Browser
TaffyDB
Abandoned
2009 Document / XML Embedded
Abandoned
Tantivy
Search Engine MMAP AI-Assisted
2016 Document / XML Embedded
Search Engine MMAP AI-Assisted
TerarkDB
Forked Code Acquired Company
2016 Key/Value Embedded
Forked Code Acquired Company
TidesDB
OLTP
2024 Column Family / Wide-Column Embedded
OLTP
tiedot
Abandoned
2013 Document / XML Shared-Everything, Embedded
Abandoned
TileDB
NoSQL
2014 Array / Matrix Embedded
NoSQL
TingoDB
Abandoned
2013 Document / XML Embedded
Abandoned
TinyBase
2021 Relational Embedded
TinyDB
2013 Document / XML Embedded
Tkrzw
DBM
2020 Key/Value Embedded
DBM
Tokyo Cabinet
2006 Key/Value Embedded
Tonbo
OLTP AI-Assisted
2024 Key/Value Embedded
OLTP AI-Assisted
ToplingDB
Forked Code AI-Assisted
2021 Key/Value Embedded, Shared-Disk
Forked Code AI-Assisted
TrailDB
Abandoned
2014 Relational Embedded
Abandoned
tsink
Time-Series
2025 — Embedded
Time-Series
ts-sql
Abandoned
2020 Relational Embedded
Abandoned
Turso
OLTP AI-Assisted
2023 Relational Embedded
OLTP AI-Assisted
Ultralite
1999 Relational Embedded
UnQLite
OLTP NoSQL
— Document / XML, Key/Value Embedded
OLTP NoSQL
upscaledb
OLAP Abandoned
2007 Key/Value Embedded
OLAP Abandoned
VectorDB
Abandoned Nearest Neighbor
2023 Document / XML, Vector Shared-Everything, Embedded
Abandoned Nearest Neighbor
VectorDB
Nearest Neighbor
2023 Document / XML, Vector Embedded
Nearest Neighbor
Vedis
Abandoned
2014 Key/Value Embedded
Abandoned
VelarixDB
2024 Key/Value Embedded
VelocityDB
Abandoned
2011 Object-Oriented Shared-Nothing, Embedded
Abandoned
Velox
OLAP Query Engine AI-Assisted
2020 Relational Embedded
OLAP Query Engine AI-Assisted
VennDB
2023 Relational Embedded
VistaDB
2009 — Embedded
voidDB
OLTP MMAP
2024 Key/Value Embedded
OLTP MMAP
vyhodb
Abandoned
2012 Network Embedded, Shared-Everything
Abandoned
WhiteDB
Abandoned
2008 Network Embedded
Abandoned
WiredTiger
Acquired Company AI-Assisted
2008 Key/Value Embedded
Acquired Company AI-Assisted
Xapian
Search Engine
2001 Document / XML Embedded
Search Engine
Xodus
2014 Document / XML Embedded
YantrikDB
AI-Assisted
2026 Graph, Key/Value, Vector Embedded
AI-Assisted
Yanza
Time-Series Failed Company
2008 Document / XML Embedded
Time-Series Failed Company
YottaDB
NoSQL
2001 Key/Value Embedded
NoSQL
Zvec
Nearest Neighbor
2023 Vector Embedded
Nearest Neighbor