slackhq/nebula

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A scalable overlay networking tool with a focus on performance, simplicity and security

Stars: 18.4k
Forks: 1.2k
Open beginner issues: 1
Indexed issues: 56
Avg merge: 4d 23h
Merged PRs (30d): 22

Dominant language: Go
License: MIT
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

56 open issues indexed

🐛 BUG: Nebula fails IP configuration of the tun device Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

slackhq/nebula#1882 · 2 comments · Opened Sep 17, 2026
Feature Request: expose the diagnostic commands via the CLI, without requiring the SSH server Open

slackhq/nebula#1874 · 1 assignee · Opened Sep 9, 2026
🐛 BUG: HostQuery fails to resolve underlay addresses for secondary overlay IPs in dual-stack certs (`udpAddrs=[]`) Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1868 · 21 comments · 1 reaction · Opened Sep 2, 2026
🐛 BUG: In certain configurations, lighthouse will process host queries for its own address Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1865 · Opened Sep 1, 2026
Feature Request: Select routing table when tun.use_system_route_table is enabled (Linux) Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1825 · Opened Jul 26, 2026
Feature request: Force relay Open

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

slackhq/nebula#1781 · 2 comments · Opened Jul 6, 2026
bug: parseV6 reads ICMPv6 Code byte instead of Type byte, breaking Echo conntrack Open

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

slackhq/nebula#1762 · 3 comments · Opened Jun 14, 2026
🐛 BUG: One-way blackhole when peer is only reachable via relay (stale HostInfo.remote never cleared) Open

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

slackhq/nebula#1748 · 6 comments · Opened Jun 5, 2026
🐛 BUG: wintun driver upgrade removes adapters from other wintun-based products Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

slackhq/nebula#1740 · 4 comments · Opened May 24, 2026
🐛 BUG: Random failure and "handshake timeout" spam Open

NeedsInvestigation

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

slackhq/nebula#1616 · 4 comments · Opened Feb 28, 2026
FEATURE REQUEST: “Funnel”-style public ingress via lighthouse relay Open

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

slackhq/nebula#1614 · 1 comment · Opened Feb 23, 2026
Feature request: Access DNS server on tun-less lighthouse (tun.disabled: true) Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1607 · 3 comments · Opened Feb 11, 2026
stats.go: rcrowley/go-metrics is archived, move to new dep? Open

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

slackhq/nebula#1590 · 2 comments · Opened Jan 27, 2026
Create manpages from docs/--help Open

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

slackhq/nebula#1585 · Opened Jan 23, 2026
Feature request: relay traffic to unsafe routes to another peer (for running Kubernetes over Nebula) Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

slackhq/nebula#1480 · 9 comments · 8 reactions · Opened Sep 25, 2025
🐛 BUG: RecvError on relayed packet references relay index Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1458 · 2 comments · Opened Aug 26, 2025
Support a list of overlay IP addresses to send broadcast/multicast traffic to Open

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

slackhq/nebula#1455 · 3 comments · Opened Aug 21, 2025
Feature Request: Post-quantum cryptography Open

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

slackhq/nebula#1446 · 10 comments · 3 reactions · Opened Aug 5, 2025
Feature Request: Unsafe Routes Active/Standby failover Open

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

slackhq/nebula#1445 · 1 comment · Opened Aug 5, 2025
Improve PKCS11 documentation Open

documentation

slackhq/nebula#1439 · 5 comments · 1 assignee · Opened Aug 1, 2025
Feature Request: Add unsafe routes to routing table when they are no longer duplicates Open

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

slackhq/nebula#1418 · 5 comments · 1 reaction · Opened Jun 10, 2025
Feature Request: Automatically (optionally?) add masquerade rules for unsafe routes Open

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

slackhq/nebula#1402 · 3 comments · 7 reactions · Opened May 7, 2025
Feature: Expose Nebula API as a socket on the local machine or Nebula interface Open

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

slackhq/nebula#1398 · 3 comments · 4 reactions · Opened Apr 28, 2025
Feature request: add major.minor version tag to container image Open

NeedsFix

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

slackhq/nebula#1312 · 2 reactions · Opened Jan 16, 2025
Feature Request: Limit the relay forwarding rate Open

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

slackhq/nebula#1300 · Opened Dec 30, 2024
🐛 BUG: "Listener is IPv4, but writing to IPv6 remote" error is usually unhelpful Open

NeedsDecision

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1227 · 7 comments · 9 reactions · Opened Sep 23, 2024
Feature request: Specify a range of ports for listen.port Open

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

slackhq/nebula#1172 · Opened Jul 2, 2024
🐛 BUG: "Refusing to handshake with myself" when configuring self as unsafe_routes via Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

slackhq/nebula#1157 · Opened Jun 5, 2024
Feature Request: `nebula-service -test -config` should warn about unknown keys and stuff in config yaml Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

slackhq/nebula#1143 · 2 comments · Opened May 9, 2024
Feature Request: Relative paths in config Open

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

slackhq/nebula#1140 · 1 comment · 1 reaction · Opened May 8, 2024
🐛 BUG: overall poor behavior with "not before" field in host certificate Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

slackhq/nebula#1130 · 5 comments · Opened Apr 30, 2024
Feature request: Ability to install multiple instances of nebula-service on Windows Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

slackhq/nebula#1118 · 3 comments · 5 reactions · Opened Apr 12, 2024
Support access using SSH certificates + groups Open

NeedsDecision

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

slackhq/nebula#1076 · 2 comments · 2 reactions · Opened Feb 15, 2024
Read ssh public keys from an `authorized_keys` file Open

NeedsDecision

Difficulty 3/5 1-2 days Newbie friendliness 42/100

slackhq/nebula#1051 · 2 comments · 5 reactions · Opened Dec 23, 2023
Feature Request: Support blocklist fingerprints input by file Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#1018 · 1 comment · 6 reactions · Opened Nov 17, 2023
Feature request: Support UDP/TCP port fowarding to a host without setting up a tun Open

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

slackhq/nebula#1014 · 30 comments · 29 reactions · Opened Nov 15, 2023
Lots of prometheus metrics has the wrong type Open

NeedsDecision

Difficulty 3/5 1-2 days Newbie friendliness 35/100

slackhq/nebula#978 · 2 comments · Opened Sep 17, 2023
🐛 BUG:Nebula cannot obtain the correct dns server address from the system Open

NeedsInvestigation

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

slackhq/nebula#909 · 12 comments · Opened Jun 21, 2023
Feature Request: prefer relays when direct connections are lossy Open

NeedsInvestigation

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

slackhq/nebula#893 · 2 comments · 4 reactions · Opened Jun 6, 2023
🐛 BUG: host won't reconnect to lighthouse successfully behind a ip-changed NAT Open

NeedsDecision

Difficulty 4/5 3-5 days Newbie friendliness 45/100

slackhq/nebula#889 · 17 comments · 3 reactions · Opened Jun 3, 2023
Feature Request: ospf over nebula Open

NeedsInvestigation

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

slackhq/nebula#800 · 6 comments · Opened Dec 25, 2022
🐛 FEATURE: Accept stdin for nebula-cert print Open

enhancement NeedsFix

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

slackhq/nebula#744 · 3 comments · Opened Sep 3, 2022
Feature Request: RFC2136 + TSIG Dynamic DNS Update Support Open

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

slackhq/nebula#740 · 1 reaction · Opened Sep 1, 2022
Deprecate `tun.routes` in favor of `tun.paths` Open

NeedsFix

Difficulty 4/5 3-5 days Newbie friendliness 32/100

slackhq/nebula#734 · 1 comment · 2 reactions · Opened Aug 15, 2022
Feature request: Permit FQDNs in place of IP addresses everywhere in the configuration file Open

NeedsInvestigation

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

slackhq/nebula#730 · 3 comments · 5 reactions · Opened Aug 9, 2022
Automatic relay selection Open

NeedsDecision

Difficulty 5/5 Over a week Newbie friendliness 22/100

slackhq/nebula#720 · 8 comments · 20 reactions · Opened Jul 18, 2022
Multi-home(Multi-WAN) issue Open

NeedsInvestigation

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

slackhq/nebula#709 · Opened Jul 6, 2022
Using unsafe routes with Windows or macOS exit node Open

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

slackhq/nebula#680 · 15 comments · 1 reaction · Opened May 19, 2022
CNAME entries in nebula DNS service? Open

NeedsDecision

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

slackhq/nebula#651 · 3 comments · Opened Mar 9, 2022
Unable to achieve 10 Gbit/s throughput on Hetzner server Open

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

slackhq/nebula#637 · 35 comments · Opened Feb 13, 2022

slackhq/nebula

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