jqjq vs kaitai_struct_formats

jqjq

jq implementation of jq (by wader)

Source Code

jqplay.org

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kaitai_struct_formats

Kaitai Struct: library of binary file formats (.ksy) (by kaitai-io)

kaitai-struct file-format protocol-parser

Source Code

formats.kaitai.io

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jqjq		kaitai_struct_formats
	Project
10	Mentions	3
487	Stars	682
-	Growth	0.1%
8.5	Activity	6.3
3 days ago	Latest Commit	16 days ago
jq	Language	Kaitai Struct
MIT License	License	-

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.

jqjq

Posts with mentions or reviews of jqjq. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-11-07.

Jqjq – Jq Implementation of Jq
1 project | news.ycombinator.com | 23 Feb 2024
Interactive Examples for Learning Jq
13 projects | news.ycombinator.com | 7 Nov 2023

* https://github.com/wader/jqjq
It really is a super cool little, super expressive nearly (if not entirely) turing complete pure functional programming language.
You can:
Write More "Useless" Software
17 projects | news.ycombinator.com | 18 Oct 2023
Fq: Jq for Binary Formats
17 projects | news.ycombinator.com | 3 Jun 2023

Being a long time personal friend with the author I can assure you the more obscure the better :-) His interest in esoteric things and solutions are "well documented" if you browse around his github repos.
Some examples:
https://github.com/wader/jqjq
Jqjq: Jq Implementation of Jq
1 project | /r/patient_hackernews | 25 Nov 2022

1 project | /r/hackernews | 25 Nov 2022

1 project | /r/hypeurls | 25 Nov 2022

6 projects | news.ycombinator.com | 25 Nov 2022
Hacker News top posts: Nov 25, 2022
1 project | /r/hackerdigest | 25 Nov 2022

Jqjq: Jq Implementation of Jq\ (16 comments)
Jq Implementation of Jq
1 project | news.ycombinator.com | 18 Oct 2022

kaitai_struct_formats

Posts with mentions or reviews of kaitai_struct_formats. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-02-15.

Magika: AI powered fast and efficient file type identification
15 projects | news.ycombinator.com | 15 Feb 2024
Fq: Jq for Binary Formats
17 projects | news.ycombinator.com | 3 Jun 2023

Kaitai has a repository of binary formats[1] that can be used in visualizers or to auto-generate parsers.
[1] https://formats.kaitai.io/
Show HN: I am building a new Python library to read/write PDF files
17 projects | news.ycombinator.com | 17 Nov 2022

This is tangential to your submission, but PDF is the file format I use for exercising any library that claims to be a declarative file format (ala https://github.com/kaitai-io/kaitai_struct_formats#readme )

What are some alternatives?

When comparing jqjq and kaitai_struct_formats you can also consider the following projects:

cutter - Free and Open Source Reverse Engineering Platform powered by rizin

PyMuPDF - PyMuPDF is a high performance Python library for data extraction, analysis, conversion & manipulation of PDF (and other) documents.

hnpes - HNPES - Hacker News Previous Entry Search

pdfquery - A fast and friendly PDF scraping library.

fq - jq for binary formats - tool, language and decoders for working with binary and text formats

nadb - Not a database

i7j-rups - RUPS is an acronym for Reading and Updating PDF Syntax. RUPS is a tool built on top of iText® that allows you to look inside a PDF document and browse the different PDF objects and content streams.

feng - Binary file format template system

pdfplumber - Plumb a PDF for detailed information about each char, rectangle, line, et cetera — and easily extract text and tables.

thisismy

pdfsyntax - A Python library to inspect and modify the internal structure of a PDF file