Alternatives

Products that do what Python JSON library in Rust, faster than ujson does

1. 1AF
   A fast JSON library for Go▲119

   2021 · github.com

2. 2HS
   High-speed UTF-8 validation in Rust▲127

   2021 · github.com

3. 3CA
   Cannoli – A compiler for a subset of Python written in Rust▲292

   2018 · github.com

4. 4AF
   A Fast, Malloc-Free C++14 Json Parser and Encoder▲98

   2014 · github.com

5. 5FF
   ffjson: faster json serialization in Go▲83

   2014 · journal.paul.querna.org

6. 6SF
   StaticJSON: fast, direct and static typed parsing of JSON with C++▲18

   2016 · github.com

7. 7VL
   Very low footprint JSON parser in portable ANSI C▲111

   2012 · github.com

8. 8CF
   Cyjson – Fast and Efficent JSON Parser for Python▲10

   2015 · github.com

9. 9JA
   JQL – A JSON Query Language CLI Tool Built with Rust▲25

   2020 · crates.io

10. 10CA
    Coerce – Actor runtime for Rust using async/await and tokio channels▲155

    2019 · github.com

11. 11LJ
    LJSON: JSON extended with pure functions▲39

    2015 · github.com

12. 12JM
    JSON5 — modern JSON▲64

    2012 · github.com

13. 13TF
    The fastest JSON parser for Go▲7

    Jul 2026 · github.com

14. 14SU
    Speed Up Python with Rust via WebAssembly▲11

    2020 · github.com

15. 15NM
    Npm module that makes easy to convert JSON to CSV▲64

    2017 · npmjs.com

16. 16JA
    JSON as Fast as Binary▲12

    2015 · hperadin.github.io

17. 17JA
    Jason – A new JSON Library for Go▲106

    2014 · github.com

18. 18JA
    Jql – A JSON Query Language CLI Tool Written in Rust▲9

    2018 · github.com

19. 19CL
    Command-line JSON processing tool▲32

    2018 · github.com

20. 20HP
    Homogenius – Packer/unpacker to reduce the size of JSON▲58

    2014 · homogenius.github.io

21. 21FA
    fcp – A significantly faster alternative to cp(1), written in Rust▲88

    2021 · github.com

22. 22FF
    fastjson - Fast JSON Parsing for Go▲20

    2018 · github.com

23. 23JA
    JsonTree, a 3.53kb JavaScript tool for generating html trees from JSON▲78

    2017 · maxleiter.github.io

24. 24RH
    Rust HTTP library modeled after Go but 2-3x faster▲5

    Apr 2026 · github.com

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