Fastjson is a JSON processor (JSON parser + JSON generator) written in Java

LicenseApache 2.0
CategoriesJSON Libraries
Tagsalibabajsonformatserialization
Organization Alibaba Group
HomePage https://github.com/alibaba/fastjson2 🔍 Inspect URL
DateOct 25, 2025
Filespom (10 KB)  jar (2.1 MB)  View All
RepositoriesCentral
Ranking#604 in MvnRepository (See Top Artifacts)
#23 in JSON Libraries
Used By1,036 artifacts
VulnerabilitiesVulnerabilities from dependencies:
CVE-2025-48924
CVE-2025-41249
CVE-2024-7254

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Compile Dependencies (0)

Category/License Group / ArtifactVersionUpdates

Provided Dependencies (2)

Test Dependencies (36)

Category/License Group / ArtifactVersionUpdates

MULANPSL 2.0
cn.hutool » hutool-all 5.8.395.8.41
JSON Lib
Apache 2.0
com.alibaba » fastjson 1.2.832.0.60

com.aliyun » alibaba-dingtalk-service-sdk 2.0.0

Apache 2.0
com.aliyun.odps » odps-sdk-udf 0.52.0-public0.54.0-public

Apache 2.0
com.baomidou » mybatis-plus 3.5.113.5.14
Collections
Apache 2.0
com.carrotsearch » hppc 0.9.10.10.0
Dist Communication
Apache 1.1
com.caucho » hessian 4.0.66

Apache 2.0
com.dameng » DmJdbcDriver18 8.1.3.628.1.3.140
JSON Lib
Apache 2.0
com.fasterxml.jackson.core » jackson-databind 2.20.03.0.2
JSON Lib
Apache 2.0
com.google.code.gson » gson 2.13.2
Core Utils
Apache 2.0
com.google.guava » guava 33.4.8-jre33.5.0-jre
Serializer
BSD 3-clause
com.google.protobuf » protobuf-java1 vulnerability 3.25.34.33.1

BSD 3-clause
com.google.protobuf » protobuf-java-util 3.25.34.33.1
JSON Query
Apache 2.0
com.jayway.jsonpath » json-path 2.9.02.10.0
JDBC Driver
com.oracle.ojdbc » ojdbc8 19.3.0.023.26.0.0.0
I/O
Apache 2.0
commons-io » commons-io 2.20.02.21.0
Core Utils
Apache 2.0
commons-lang » commons-lang1 vulnerability 2.63.20.0
Concurrency
Apache 2.0
io.projectreactor » reactor-core 3.7.73.8.0

Apache 2.0
io.springfox » springfox-spring-web 3.0.0
Validation
Apache 2.0
jakarta.validation » jakarta.validation-api 2.0.23.1.1
Money
Apache 2.0
javax.money » money-api 1.1
Date/Time
Apache 2.0
joda-time » joda-time 2.14.0
JSON Lib
Public
net.sf.json-lib » json-lib 2.420250517
Collections
LGPL 2.1
net.sf.trove4j » trove4j 3.0.33.1.0

Apache 2.0
org.apache.arrow » arrow-memory-netty 17.0.018.3.0

Apache 2.0
org.apache.arrow » arrow-vector 17.0.018.3.0
Core Utils
Apache 2.0
org.apache.commons » commons-lang31 vulnerability 3.17.03.20.0
Dist Communication
Apache 2.0
org.apache.dubbo » dubbo 3.3.5

MIT
org.gitlab4j » gitlab4j-api 5.8.06.2.0
Money
Apache 2.0
org.javamoney » moneta 1.11.4.5
BSON
Apache 2.0
org.mongodb » bson 5.4.05.6.1
Serializer
Apache 2.0
org.msgpack » msgpack-core 0.9.10
Testing
Apache 2.0
org.skyscreamer » jsonassert 1.5.3
AOP
Apache 2.0
org.springframework » spring-aop 5.3.317.0.0
Core Utils
Apache 2.0
org.springframework » spring-core1 vulnerability 5.3.317.0.0
YAML
Apache 2.0
org.yaml » snakeyaml 2.42.5

Developers

NameEmailDev IdRolesOrganization
wenshaoshaojin.wensj(at)alibaba-inc.comwenshaoDeveloper, Tech Leader
Jerry Leeoldratlee(at)gmail.comoldratleeDeveloper, CI/SCM Engineer
Victor ZengVictor.Zxy(at)outlook.comVictorZengDeveloper
陆之岇kat(at)krait.cnkraityDeveloper