All projects
Repositories in this selection 8 · UTC 2026-11-03
CompareRankProjectStarFork30-day trend7-day net changeLast pushSign in to save
1—Ffrohoff / ysoserialA proof-of-concept tool for generating payloads that exploit unsafe Java object deserialization.JavaMIT · PermissiveInsufficient rank history9,0961,852——2025-12-04
2—Iijl / orjsonFast, correct Python JSON library supporting dataclasses, datetimes, and numpyPythonApache-2.0 · PermissiveInsufficient rank history8,284343——2026-10-07
3—Mmarshmallow-code / marshmallowA lightweight library for converting complex objects to and from simple Python datatypes.PythonMIT · PermissiveInsufficient rank history7,245779——2026-11-03
4—Aalibaba / fastjson2🚄 FASTJSON2 is a Java JSON library with excellent performance.JavaApache-2.0 · PermissiveInsufficient rank history4,433623——2026-10-30
5—Aalibaba / HandyJSONA handy swift json-object serialization/deserialization librarySwiftNOASSERTION · Restricted / unknownInsufficient rank history4,256675——2024-03-08
6—Mmsgspec / msgspecA fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOMLPythonBSD-3-Clause · PermissiveInsufficient rank history4,206229——2026-10-28
7—Iibireme / yyjsonAuthor description: The fastest JSON library in CCMIT · PermissiveInsufficient rank history3,935360——2026-10-30
8—Ffelixguendling / cistaCista is a simple, high-performance, zero-copy C++ serialization & reflection library.C++MIT · PermissiveInsufficient rank history2,256160——2026-10-31
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited.