2025

BGGP6: RECYCLE

See the BGGP6 challenge info here!

Entries

Single file entries

.curlrc

The .curlrc file is a configuration file used by curl. It allows users to define default options and arguments that curl will use every time it's invoked, without needing to specify them on the command line. You can also specify a config file using the -K or --config arguments.

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
62	bah	.curlrc	4, 5, 6	4802	154	writeup

C

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
1368	OwOday	C	6	2984	176	writeup

EROFS

EROFS stands for Enhanced Read-Only File System. It aims to form a generic read-only filesystem solution for various read-only use cases instead of just focusing on storage space saving without considering any side effects of runtime performance.

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
1254	bilger321 👑	.erofs	6	3098	149	writeup	don't install fuse on ubuntu 22.04+ because it apparently breaks your system.

Forth

Forth is a stack-oriented programming language and interactive integrated development environment designed by Charles H. "Chuck" Moore and first used by other programmers in 1970. Forth has a niche in astronomical and space applications as well as a history in embedded systems. The Open Firmware boot ROMs used by Apple, IBM, Sun, and OLPC XO-1 contain a Forth environment.

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
3	continue 👑	.forth	6	4349	150	writeup

.inputrc

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
126	bah	.inputrc	3 4 5 6	3970	166	writeup

Perl

Perl is a high-level, interpreted, dynamic programming language renowned for powerful text processing, system administration, and web backend development.

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
29	dominikr 👑	.pl	3 6	4579	168	writeup	crashes perl

Python Pip Package

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
67	dtmsecurity 👑	.tgz	6	4285	161	writeup	Doesn't install, but prints "6" in the output.
127	dtmsecurity	.tgz	6	4225	162	writeup	This one actually installs as a package called UNKNOWN

Shell Script with Args

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
5	mattpass 👑	.sh	1 5 6	4859	151	writeup	Tested on debian 13 with chromium. Works as expected.

Shell Script no Args

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
24	q3w3e3 👑	.sh	3 4 5 6	5096	169	writeup backup	Works as is

TAR

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
148	dominikr 👑	.tgz	5	4204	178		uses a git hook to download

TXT

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
1	int0x80 👑	TXT	6	4095	145

Lua Wireshark Plugin

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
1	netspooky 👑	Lua wireshark	6	4335	158

Polyglots

Polyglot entries. Each set of files used in the polyglot is treated as their own category.

COM, Perl, Shell, Make

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
55	mauke 👑	COM, Perl, Shell, Make	1, 2	4553	146	writeup

DEB, Shellscript

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
182	dominikr 👑	.deb, .sh	2 4 5 6	4938	175	writeup

ELF, PDF

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
512	ilya 👑	elf pdf	2 4 6	3584	180	writeup
2571	EmmaStrck	elf pdf	2 6	1781	179

ELF, PDF, RAR, ZIP

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
479	deluks 👑	ELF, PDF, RAR, ZIP	2, 6	3873	147	tbd	pdf requires zathura 0.5.12 at least

ELF, Shellscript

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
64	dominikr 👑	ELF, .sh	2	4032	144		Works on bash 5.1 or lower due to ELF header checks in 5.2+ (see entry)

NetPBM, shellscript

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
25	deepseagirl 👑	.pbm, .sh	2, 6	4327	159		Seems to work only on MacOS

Powershell, TXT

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
1	squiblydoo 👑	.ps1, .txt	2, 6	4351	153

Shell, Perl

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
26	q3w3e3 👑	.sh, .pl	2 3 4 5 6	5350	171	writeup backup	Needs curl 8.10.1 or higher, args in file name
44	q3w3e3 👑	.sh, .pl	2 3 4 5 6	5332	172	writeup backup	Works as is, no args in file name

Shell, ZIP

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
179	mattpass 👑	.sh, .sql, .zip	1 2 3 4 5 6	5453	165	writeup	🔥 Satisfies all 6 BGGPs!

SQL, Shellscript, ZIP

Size	Author	Type	BGGP	Score	Issue	Writeup	Note
159	mattpass 👑	.sh, .sql, .zip	2 5 6	4705	164	writeup