1.google / gson
A Java serialization/deserialization library to convert Java Objects into JSON and back
+24 stars
from 24,212 · score 3.22
Trending repositories
Ranked by Attention Score: stars gained over the last 30 complete days
17 repositories by Attention Score · Oct 6, 2026 – Nov 4, 2026 (UTC)
2.apache / fory
A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.
- cross-language
- fast
- jit
- multiple-language
- serialization
- zero-copy
- +14 more
+21 stars
from 4,557 · score 3.09
3.aeron-io / simple-binary-encoding
Simple Binary Encoding (SBE) - High Performance Message Codec
- codec
- java
- c-plus-plus
- golang
- encoder-decoder
+10 stars
from 3,514 · score 2.40
4.stleary / JSON-java
A reference implementation of a JSON package in Java.
- hacktoberfest
- java
- json
- public-domain
+9 stars
from 4,716 · score 2.30
+9 stars
from 3,302 · score 2.30
6.ical4j / ical4j
A Java library for parsing and building iCalendar data models
- icalendar
- scheduling
- library
- java
+4 stars
from 837 · score 1.61
+4 stars
from 725 · score 1.61
8.SpongePowered / Configurate
A simple configuration library for Java applications providing a node structure, a variety of formats, and tools for transformation
- configuration
- java
- json
- yaml
- hocon
- gson
- +3 more
+4 stars
from 464 · score 1.61
9.bluelinelabs / LoganSquare
Screaming fast JSON parsing and serialization library for Android.
+3 stars
from 3,171 · score 1.39
10.msgpack / msgpack-java
MessagePack serializer implementation for Java / msgpack.org[Java]
+3 stars
from 1,476 · score 1.39
11.zfoo-project / zfoo
💡Extremely fast enterprise server framework, can be used in RPC, game server, web server.
- netty
- serialization
- game-server
- spring
- network
- websocket
- +13 more
+2 stars
from 2,010 · score 1.10
12.osiegmar / FastCSV
Fast, lightweight, and RFC 4180 compliant CSV library for Java. Zero dependencies, ~90 KiB. Trusted by Apache NiFi, JUnit, and Neo4j.
- csv
- java
- csv-parser
- csv-reader
- zero-dependency
+2 stars
from 692 · score 1.10
+2 stars
from 446 · score 1.10
14.RuedigerMoeller / fast-serialization
FST: fast java serialization drop in-replacement
- serialization
- json
- java
- offheap
- faster
+1 stars
from 1,592 · score 0.69
+1 stars
from 1,072 · score 0.69
16.pascaldekloe / colfer
binary serialization format
- serialization
- serializable-objects
- cross-platform
- high-performance
- code-generation
- code-generator
- +8 more
+1 stars
from 759 · score 0.69
17.jdereg / json-io
Convert Java to JSON/TOON and back. Supports complex object graphs, cyclic references, and TOON format for 40-50% LLM token savings. JDK 8+
+1 stars
from 388 · score 0.69