ntop/nDPI

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Open Source Deep Packet Inspection Software Toolkit

Stars: 4.6k
Forks: 1k
Open beginner issues: 0
Indexed issues: 57
Avg merge: 1d 12h
Merged PRs (30d): 18

Dominant language: C
License: LGPL-3.0
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

Open All

57 open issues indexed

Promote supercell.com to a named protocol (like ElectronicArts) Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 68/100

ntop/nDPI#3258 · Opened Sep 14, 2026
ndpi_network_ptree6_match uses max_bits from v4 ptree Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

ntop/nDPI#3253 · 1 comment · Opened Sep 9, 2026
Typo in https://github.com/ntop/nDPI/blob/dev/wireshark/ndpi.lua line 144 breaks lua script Open

Difficulty 1/5 Under an hour Newbie friendliness 95/100

ntop/nDPI#3245 · 1 comment · Opened Sep 3, 2026
Investigate suspicious change in utests results Open

bug

ntop/nDPI#3235 · 1 comment · 1 assignee · Opened Aug 25, 2026
UBSan "Type mismatch in operation" trap (SIGILL) on unaligned pointer-cast reads (DNS get16, ndpi_serializer) Open

bug

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

ntop/nDPI#3213 · 1 comment · 1 reaction · Opened Aug 4, 2026
High memory usage and long startup time in ndpiReader with large category lists (-G) – proposal for binary .ndb backend Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 38/100

ntop/nDPI#3151 · 6 comments · Opened Apr 8, 2026
Suricata: ndpi limitation? Open

question suricata

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

ntop/nDPI#3148 · 5 comments · Opened Mar 27, 2026
Suricata: nDPI 5 Open

question suricata

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

ntop/nDPI#3144 · 3 comments · Opened Mar 25, 2026
configure: --with-only-libndpi triggers pcap check on MinGW instead of skipping it Open

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

ntop/nDPI#3114 · 2 comments · Opened Feb 14, 2026
Suricata: plugins issue Open

question suricata

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

ntop/nDPI#3091 · 7 comments · Opened Jan 17, 2026
Instagram traffic classified as FACEBOOK_REEL_STORY in nDPI 5.0 instead of INSTAGRAM (regression from 4.14) Open

question

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

ntop/nDPI#3089 · 1 comment · Opened Jan 16, 2026
Configuration issue between Suricata 8 and NDPI 5 Open

suricata

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

ntop/nDPI#3072 · 5 comments · Opened Jan 6, 2026
Ambiguous data in IP address lists Open

ntop/nDPI#3062 · 4 comments · 1 assignee · Opened Dec 12, 2025
Wrong classification of DCERPC PCAP data Open

bug Protocols

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

ntop/nDPI#3048 · 5 comments · Opened Dec 1, 2025
Rework packet lines in `struct ndpi_packet_struct` Open

enhancement

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

ntop/nDPI#3032 · 2 comments · Opened Nov 18, 2025
Extend Runtime Protocol Definition with TLS Certificate Open

enhancement

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

ntop/nDPI#3021 · Opened Nov 8, 2025
Extract MDNS Metadata Open

enhancement

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

ntop/nDPI#2906 · 12 comments · Opened Jun 25, 2025
Calls: Whatsapp vs Messenger Open

enhancement Protocols

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

ntop/nDPI#2797 · 9 comments · Opened Apr 17, 2025
Integrate ONNX Runtime with nDPI for AI model execution Open

enhancement

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

ntop/nDPI#2789 · 2 comments · Opened Apr 3, 2025
Implement Random Forest Algorithm for Encrypted Traffic Classification Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 15/100

ntop/nDPI#2788 · 1 reaction · Opened Apr 3, 2025
nDPI packet processing performance question Open

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

ntop/nDPI#2784 · 13 comments · Opened Mar 28, 2025
Implement AI usage detection Open

enhancement

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

ntop/nDPI#2772 · 4 comments · Opened Mar 19, 2025
It's time to make `struct ndpi_flow_struct` small again Open

enhancement

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

ntop/nDPI#2631 · 3 comments · 1 reaction · Opened Nov 26, 2024
With live traffic, expired flows are not properly exported by ndpiReader Open

bug

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

ntop/nDPI#2617 · 9 comments · Opened Nov 14, 2024
Monitoring: improvements Open

enhancement

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

ntop/nDPI#2589 · Opened Oct 14, 2024
DNS dissector do not proceed next paket when receice CNAME Open

bug

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

ntop/nDPI#2575 · 1 comment · Opened Sep 30, 2024
Adding support to detection: SNI Injection/SSL Tunnel/DNS Tunnel/Shadowsocks/V2Ray/Xray/Hysteria/ Open

enhancement

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

ntop/nDPI#2573 · 5 comments · Opened Sep 28, 2024
Add support for DTLS over TCP Open

enhancement Protocols

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

ntop/nDPI#2414 · 1 comment · Opened Apr 29, 2024
WSP Protocol support request Open

enhancement Protocols

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

ntop/nDPI#2393 · 4 comments · Opened Apr 15, 2024
Integrate with PyPI for Seamless Python Package Deployment Open

enhancement help wanted

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

ntop/nDPI#2284 · Opened Jan 24, 2024
nDPI payload length checks and MTU Open

enhancement

ntop/nDPI#2263 · 1 comment · 1 reaction · 1 assignee · Opened Jan 15, 2024
Add dissection of TLS handshake for OpenVPN Open

enhancement

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

ntop/nDPI#2254 · 1 reaction · Opened Jan 11, 2024
Merging SMBv1 and SMBv23? Open

question

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

ntop/nDPI#2246 · 1 comment · Opened Jan 8, 2024
Correct use of different protocol types Open

question

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

ntop/nDPI#2148 · Opened Nov 14, 2023
[Custom Protocols] Add Port Range Open

enhancement

ntop/nDPI#2124 · 1 assignee · Opened Oct 27, 2023
Extract Username from Kerberos Open

enhancement

ntop/nDPI#2117 · 2 assignees · Opened Oct 26, 2023
Handle more than 63 different flow risks Open

enhancement

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

ntop/nDPI#2102 · Opened Oct 13, 2023
TLS: fragmentation at TLS record layer Open

enhancement

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

ntop/nDPI#2099 · 1 comment · Opened Oct 12, 2023
Encrypted Client Hello Open

enhancement

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

ntop/nDPI#2098 · 2 comments · Opened Oct 11, 2023
TLS: Post-quantum cryptography Open

enhancement

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

ntop/nDPI#2092 · 1 comment · Opened Oct 3, 2023
Improve Data Exfiltration Open

enhancement

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

ntop/nDPI#2090 · 1 comment · Opened Sep 29, 2023
When ndpi recognizes the http protocol, can it only recognize the response package of http? Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

ntop/nDPI#2069 · 1 comment · Opened Aug 3, 2023
Mysql: asymmetric detection Open

enhancement

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

ntop/nDPI#1942 · 1 comment · Opened Apr 12, 2023
Truble with win32 Open

question

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

ntop/nDPI#1908 · 1 comment · Opened Mar 20, 2023
Packet dissection and flow management: should libnDPI directly provide them? Open

enhancement

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

ntop/nDPI#1849 · 1 comment · Opened Jan 12, 2023
Endianess issue Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

ntop/nDPI#1828 · Opened Dec 10, 2022
nDPI fails to recognize custom DNS ports Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 55/100

ntop/nDPI#1788 · 9 comments · Opened Oct 26, 2022
Custom ip/port rules Open

question

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

ntop/nDPI#1728 · 1 comment · Opened Sep 8, 2022
API to add wildcard strings into automata Open

enhancement

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

ntop/nDPI#1709 · 3 comments · Opened Aug 16, 2022
Add support for GRE decapsulation Open

enhancement good first issue

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

ntop/nDPI#1442 · 13 comments · Opened Feb 9, 2022

ntop/nDPI

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