mholt/caddy-l4

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Layer 4 (TCP/UDP) app for Caddy

Stars: 1.8k
Forks: 122
Open beginner issues: 0
Indexed issues: 19

Dominant language: Go
License: Apache-2.0
Last GitHub push: Jul 15, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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19 open issues indexed

Does proxy_protocol handler support UDP? Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

mholt/caddy-l4#451 · 7 comments · Opened Jul 16, 2026
Any plans to implement the IP_TRANSPARENT feature similar to Nginx's `proxy_bind`? Open

enhancement help wanted

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

mholt/caddy-l4#399 · 3 comments · Opened Mar 17, 2026
Feature Request: Support for StartTLS protocols Open

enhancement help wanted

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

mholt/caddy-l4#384 · 5 comments · 5 reactions · Opened Feb 17, 2026
Metrics support Open

enhancement help wanted

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

mholt/caddy-l4#372 · 4 comments · 1 reaction · Opened Jan 21, 2026
FR: Allow the dns parser to handle and pass EDNS0 payloads. Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 42/100

mholt/caddy-l4#334 · 7 comments · Opened Sep 19, 2025
Support ECH Split Mode Open

enhancement help wanted

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

mholt/caddy-l4#330 · 2 comments · 4 reactions · Opened Sep 3, 2025
LDAP TLS Proxying not working at all Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mholt/caddy-l4#313 · 5 comments · 1 reaction · Opened Jul 14, 2025
Compatibility with `default_sni` / `fallback_sni` global settings? Open

upstream :arrow_up:

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

mholt/caddy-l4#303 · 3 comments · Opened Apr 22, 2025
How can I handle port ranges? Open

enhancement help wanted

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

mholt/caddy-l4#299 · 2 comments · 1 reaction · Opened Mar 15, 2025
Implement a log handler Open

enhancement help wanted

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

mholt/caddy-l4#279 · 7 reactions · Opened Dec 29, 2024
Implement a 'remote_host' matcher Open

enhancement help wanted

Difficulty 3/5 1-2 days Newbie friendliness 45/100

mholt/caddy-l4#278 · 4 comments · Opened Dec 28, 2024
LDAP accessible by IP address but not domain name Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mholt/caddy-l4#275 · 1 comment · Opened Dec 6, 2024
How to proxy LDAP protocol with TLS termination Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mholt/caddy-l4#272 · 7 comments · Opened Nov 20, 2024
Collection of interesting configs Open

documentation

Difficulty 5/5 Over a week Newbie friendliness 20/100

mholt/caddy-l4#209 · 2 comments · 2 reactions · Opened Jun 30, 2024
http active health check Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mholt/caddy-l4#203 · 1 comment · Opened Jun 17, 2024
Fowarding to target website via a socks5 proxy. Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mholt/caddy-l4#114 · 2 comments · Opened Apr 6, 2023
Expose upstream status in admin API Open

enhancement help wanted

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

mholt/caddy-l4#92 · 5 comments · 1 reaction · Opened Jan 3, 2023
feature request: reverse proxy ssh via username Open

enhancement help wanted

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

mholt/caddy-l4#63 · 5 comments · 7 reactions · Opened Jul 13, 2022
[FEATURE]: Add support for lookup_srv for upstreams discovery Open

enhancement help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

mholt/caddy-l4#15 · 8 comments · 2 reactions · Opened Jan 6, 2021

mholt/caddy-l4

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