OpenPrinting/libcups

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OpenPrinting CUPS 3.x Library Sources

Stars: 81
Forks: 48
Open beginner issues: 0
Indexed issues: 20
Avg merge: 23h 58m
Merged PRs (30d): 2

Dominant language: C
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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20 open issues indexed

Support Post Quantum ML-KEM and for TLS/certificates Open

enhancement priority-high security

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenPrinting/libcups#163 · Opened Aug 27, 2026
Support Post-Quantum ML-DSA signing algorithm for JWS Open

enhancement priority-high security

Difficulty 4/5 3-5 days Newbie friendliness 48/100

OpenPrinting/libcups#162 · Opened Aug 27, 2026
Support RFC 9449: OAuth 2.0 Demonstrating Proof of Possession (DPoP) Open

enhancement priority-medium

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenPrinting/libcups#121 · Opened Oct 11, 2025
Support new OAuth 2.0 Client ID Metadata Document functionality Open

enhancement priority-medium

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenPrinting/libcups#120 · Opened Oct 11, 2025
Add support for service sub-types on Windows Open

enhancement platform issue

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenPrinting/libcups#109 · Opened Mar 18, 2025
ipptransform: Add a way ("--list-defaults" option?) to report the default values used for unspecified options Open

enhancement

OpenPrinting/libcups#107 · 4 comments · 1 assignee · Opened Feb 28, 2025
ipptool: Extend "WITH-[ALL-]CONTENT valid" support for HTML and CSS resources Open

enhancement priority-low

OpenPrinting/libcups#87 · 1 comment · 1 assignee · Opened Sep 12, 2024
Support mDNS/DNS-SD via systemd-resolved Open

enhancement investigating platform issue priority-low

OpenPrinting/libcups#81 · 20 comments · 9 reactions · 1 assignee · Opened Apr 5, 2024
ipptransform: Copy and update Annots objects from page dictionaries Open

enhancement priority-low

OpenPrinting/libcups#71 · 2 comments · 1 assignee · Opened Dec 7, 2023
ipptransform: Implement Apple/PWG raster input document support Open

enhancement priority-low

OpenPrinting/libcups#67 · 1 assignee · Opened Oct 1, 2023
S/MIME APIs Open

enhancement priority-low

OpenPrinting/libcups#58 · 5 comments · 1 assignee · Opened May 16, 2023
ippfuzz: Fuzz test generator for ipptool Open

enhancement priority-low

Difficulty 5/5 Over a week Newbie friendliness 18/100

OpenPrinting/libcups#47 · 7 comments · 1 reaction · Opened Mar 20, 2023
GREASE-like support for ipptool and ippserver Open

enhancement priority-low

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenPrinting/libcups#46 · Opened Mar 20, 2023
ipptool: Provide a way to run a subset of tests Open

enhancement priority-medium

Difficulty 3/5 1-2 days Newbie friendliness 38/100

OpenPrinting/libcups#13 · 1 comment · 1 reaction · Opened May 17, 2022
ipptool: Add support for arbitrary group tags and attribute syntaxes (value tags) Open

enhancement priority-low

Difficulty 4/5 3-5 days Newbie friendliness 35/100

OpenPrinting/libcups#12 · 2 comments · Opened May 17, 2022
ipptool: Add support for running sub-tests using xxx-supported values Open

enhancement priority-low

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenPrinting/libcups#11 · Opened May 17, 2022
ipptool: Add DISPLAY-WARNING predicate Open

enhancement priority-low

OpenPrinting/libcups#10 · 1 assignee · Opened May 17, 2022
ipptool: DEFINE-MATCH and WITH-VALUE need to better support rangeOfInteger Open

enhancement priority-low

OpenPrinting/libcups#9 · 1 assignee · Opened May 17, 2022
libcups: Add interface for logging IPP/HTTP traffic over a http_t connection Open

enhancement priority-low

Difficulty 4/5 3-5 days Newbie friendliness 35/100

OpenPrinting/libcups#8 · 1 comment · Opened May 17, 2022
ipptool: Add predicate for testing the number of occurrences of an attribute Open

enhancement priority-low

OpenPrinting/libcups#7 · 1 assignee · Opened May 17, 2022

OpenPrinting/libcups

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