hermes
A Haskell library for fast, memory-efficient decoding of JSON documents using the simdjson C++ library (by velveteer)
cysimdjson
Very fast Python JSON parsing library (by TeskaLabs)
| hermes | cysimdjson | |
|---|---|---|
| 1 | 2 | |
| 40 | 339 | |
| - | 2.4% | |
| 4.8 | 6.2 | |
| 18 days ago | about 2 months ago | |
| Haskell | C++ | |
| MIT License | Apache License 2.0 |
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
hermes
Posts with mentions or reviews of hermes.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2022-04-18.
-
How would aeson redesign FromJSON without intermediate Value?
Simdjson-based Hermes is able to decode JSON significantly faster while still using an intermediate representation: https://github.com/haskell/aeson/pull/923
cysimdjson
Posts with mentions or reviews of cysimdjson.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2022-09-19.
-
Modern hardware is fast, so let's choose the slowest language to balance it out
If you need to serialize/deserialize faster, then you can often drop in cysimdjson or the like.
- Cysimdjson: Python bindings for simdjson using Cython
What are some alternatives?
When comparing hermes and cysimdjson you can also consider the following projects:
StringZilla - Up to 10x faster strings for C, C++, Python, Rust, and Swift, leveraging SWAR and SIMD on Arm Neon and x86 AVX2 & AVX-512-capable chips to accelerate search, sort, edit distances, alignment scores, etc 🦖
pysimdjson - Python bindings for the simdjson project.
sajson - Haskell wrapper for sajson
RapidJSON - A fast JSON parser/generator for C++ with both SAX/DOM style API
simdjson - Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks
json - JSON for Modern C++