OpenVPN/openvpn3

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OpenVPN 3 is a C++ class library that implements the functionality of an OpenVPN client, and is protocol-compatible with the OpenVPN 2.x branch.

Stars: 1.2k
Forks: 467
Open beginner issues: 0
Indexed issues: 71

Dominant language: C++
License: No license data
Last GitHub push: Sep 9, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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71 open issues indexed

Unable to set tun-mtu with openvpn2 Open

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

OpenVPN/openvpn3#437 · 3 comments · Opened Jul 21, 2026
Adding AWS-LC as a supported libcrypto Open

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

OpenVPN/openvpn3#434 · 2 comments · Opened Jun 1, 2026
Action Required: Fix Renovate Configuration Open

OpenVPN/openvpn3#432 · 2 comments · 1 assignee · Opened May 11, 2026
Extend `--static-challenge` to support concat mode like OpenVPN Open

enhancement

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

OpenVPN/openvpn3#428 · 2 comments · 3 reactions · Opened Mar 25, 2026
Qt OpenVPN GUI on Windows Open

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

OpenVPN/openvpn3#418 · Opened Jan 10, 2026
Can you confirm Windows shutdown hang risk in ovpncli? Open

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

OpenVPN/openvpn3#416 · Opened Jan 8, 2026
TLS Error: TLS key negotiation failed to occur within 60 seconds (check your network connectivity) Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

OpenVPN/openvpn3#399 · 1 comment · Opened Sep 14, 2025
Has anyone compiled this project on a Windows system before？ Open

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

OpenVPN/openvpn3#387 · 2 comments · Opened Jul 23, 2025
Running ovpncli with mingw build fails Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

OpenVPN/openvpn3#382 · 3 comments · Opened Jun 24, 2025
Issue on 3.11 with TAP-driver and ip V6 Open

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

OpenVPN/openvpn3#381 · Opened Jun 23, 2025
Connection priority in case of dualstack Open

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

OpenVPN/openvpn3#380 · 2 comments · Opened Jun 12, 2025
Handling SSO/Web_Auth flow/tokens within the Openvpn-Client Open

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

OpenVPN/openvpn3#369 · 2 comments · Opened Apr 15, 2025
How to include and use openvpn3 library on Windows Open

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

OpenVPN/openvpn3#361 · 1 comment · Opened Mar 22, 2025
IPv6 priority in Windows and Apple issues Open

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

OpenVPN/openvpn3#351 · 5 comments · 1 reaction · Opened Jan 31, 2025
Why OpenVPN3 uses mbedTLS 2.28.4, when >3 versions are available Open

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

OpenVPN/openvpn3#349 · 6 comments · Opened Jan 16, 2025
Ability to change the tun interface name Open

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

OpenVPN/openvpn3#346 · 3 comments · 1 reaction · Opened Nov 26, 2024
Build failure on macOS 15: Undefined symbols for architecture arm64 Open

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

OpenVPN/openvpn3#332 · 6 comments · Opened Sep 19, 2024
uwp_socket_protect.hpp is missing Open

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

OpenVPN/openvpn3#326 · 2 comments · Opened Aug 29, 2024
Dependency Dashboard self-hosted Open

OpenVPN/openvpn3#323 · 1 assignee · Opened Aug 12, 2024
How to use openvpn3 in java Open

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

OpenVPN/openvpn3#319 · Opened Jul 19, 2024
How to Use OpenVPN3 Libraryi With CMAKE ? Open

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

OpenVPN/openvpn3#316 · 1 comment · Opened Jul 8, 2024
Disable auto reconnecting Open

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

OpenVPN/openvpn3#311 · 5 comments · Opened Jun 19, 2024
macOS needs admin/sudo for ovpncli and cannot run ovpncliagent with ovpnagent from /Applications/OpenVPN Connect.app due to OVPNAGENT_NAME_STRING discrepancy Open

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

OpenVPN/openvpn3#310 · 2 comments · Opened May 21, 2024
memory leak [ ssl handshake ] Open

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

OpenVPN/openvpn3#307 · 1 comment · Opened Apr 9, 2024
Ability to hide pk password from command line Open

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

OpenVPN/openvpn3#302 · Opened Mar 27, 2024
Windows agent with some locales cannot do proper security check Open

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

OpenVPN/openvpn3#296 · 4 comments · Opened Feb 22, 2024
Randomly getting this exception on macOS Open

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

OpenVPN/openvpn3#295 · 19 comments · Opened Feb 21, 2024
openvpn3 client for windows Open

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

OpenVPN/openvpn3#290 · Opened Dec 14, 2023
SSL for Proxy Open

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

OpenVPN/openvpn3#285 · Opened Oct 15, 2023
pull command seems to generate UNSUPPORTED OPTIONS Open

OpenVPN/openvpn3#277 · 2 comments · 1 assignee · Opened Jul 17, 2023
Used this library and NetworkExtension.framework to establish tunnel in MacOS, but print error "cannot open available utun device" Open

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

OpenVPN/openvpn3#272 · Opened May 10, 2023
TUN Error: TAP adapter is disabled Open

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

OpenVPN/openvpn3#261 · 1 comment · Opened Feb 24, 2023
dns leak (windows) Open

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

OpenVPN/openvpn3#253 · 8 comments · Opened Dec 26, 2022
Application crash when you close a program that is connecting in win7(SP1) Open

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

OpenVPN/openvpn3#251 · 1 comment · Opened Dec 6, 2022
In window, openvpn crash when forbid tun network card Open

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

OpenVPN/openvpn3#249 · 1 comment · Opened Nov 9, 2022
Mac - DNS Search Domains Not Being Used When redirect_dns is true Open

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

OpenVPN/openvpn3#242 · Opened Sep 15, 2022
TUN_IFACE_CREATE, cannot acquire TAP handle Open

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

OpenVPN/openvpn3#238 · 9 comments · Opened Aug 26, 2022
javacli usage Open

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

OpenVPN/openvpn3#227 · 1 comment · 3 reactions · Opened Jun 30, 2022
Cannot open include file: 'asio.hpp': No such file or directory Open

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

OpenVPN/openvpn3#226 · 3 comments · Opened Jun 23, 2022
Compiling java on windows, linking fails Open

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

OpenVPN/openvpn3#224 · 1 comment · Opened Jun 22, 2022
Java code in javacli unable to resolve ClientAPI_* dependencies Open

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

OpenVPN/openvpn3#219 · Opened Jun 7, 2022
Library not loaded: /usr/local/opt/openssl@3/lib/libssl.3.dylib MACOS Open

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

OpenVPN/openvpn3#215 · 6 comments · 1 reaction · Opened May 26, 2022
Disabling consoles flash on Windows Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

OpenVPN/openvpn3#213 · 1 comment · 2 reactions · Opened May 16, 2022
What is the correct way of using connect and stop function Open

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

OpenVPN/openvpn3#212 · 1 comment · Opened May 14, 2022
MAC cannot compile Open

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

OpenVPN/openvpn3#209 · 2 comments · Opened Apr 26, 2022
Why is the connection disconnected after 15s Open

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

OpenVPN/openvpn3#203 · 5 comments · Opened Mar 17, 2022
Wrong device name when using dev and dev-type Open

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

OpenVPN/openvpn3#199 · 1 comment · Opened Feb 19, 2022
Is there any way to specific adapter for openvpn3-Windows? Open

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

OpenVPN/openvpn3#198 · 2 comments · Opened Feb 14, 2022
The lport directive in config file being ignored Open

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

OpenVPN/openvpn3#179 · 4 comments · Opened Nov 3, 2021
Which OSes support pushing proxy to client? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

OpenVPN/openvpn3#175 · Opened Sep 28, 2021

OpenVPN/openvpn3

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