ocserv VS Nebula

Compare ocserv vs Nebula and see what are their differences.

ocserv

By mtmiller
VPN

Nebula

A scalable overlay networking tool with a focus on performance, simplicity and security (by slackhq)
VPN
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ocserv Nebula
- 141
47 13,742
- 0.9%
7.8 8.6
over 6 years ago 1 day ago
C Go
- MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

ocserv

Posts with mentions or reviews of ocserv. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning ocserv yet.
Tracking mentions began in Dec 2020.

Nebula

Posts with mentions or reviews of Nebula. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-04-30.
  • List of ngrok/Cloudflare Tunnel alternatives and other tunneling software and services. Focus on self-hosting.
    61 projects | dev.to | 30 Apr 2024
    Nebula - Peer-to-peer overlay network. Developed and used internally by Slack. Similar to Tailscale but completely open source. Doesn't use WireGuard. Written in Go.
  • JIT WireGuard
    10 projects | news.ycombinator.com | 13 Mar 2024
    (I am a Nebula maintainer.) We recently merged support for gVisor-based services, although it's very new, and I don't know of much experimentation that's been done with it yet: https://github.com/slackhq/nebula/pull/965
  • Ask HN: What Underrated Open Source Project Deserves More Recognition?
    63 projects | news.ycombinator.com | 7 Mar 2024
    Nebula, originally from Slack[0].

    Wireguard rightly gets a lot of attention, but Nebula is a really simple and easy to deploy mesh network that is often overlooked.

    It does lack a management GUI and that stuff is very much DIY.

    [0] https://github.com/slackhq/nebula

  • Nebula is Not the Fastest Mesh VPN (But neither are any of the others)
    4 projects | news.ycombinator.com | 18 Feb 2024
    Fair enough about the android mobile client... My use case only involves meshing linux appliances across various networks so we only need the nebula core binaries which are under MIT license

    https://github.com/slackhq/nebula/blob/master/LICENSE

  • Nebula is an open-source and free-to-use modern C++ game engine
    6 projects | news.ycombinator.com | 9 Jan 2024
    That's not at all confusing with Slack's Nebula. https://github.com/slackhq/nebula
  • A word of caution about Tailscale
    12 projects | /r/selfhosted | 9 Dec 2023
    Sounds like a bunch of your pain points are just related to needing an online CA or ICA. But, looking through the Nebula docs I don't know that it supports things like CRL addresses where you could host the CRL, or OCSP responders. Someone got support for an OCSP responder but never submitted a PR with completed code: https://github.com/slackhq/nebula/issues/72
  • Free Tech Tools and Resources - Multi-clock Display, Networking Tools, Digital Forensics & More
    2 projects | /r/SysAdminBlogs | 17 Nov 2023
    Nebula is a scalable, cross-platform overlay networking tool focused on performance, simplicity, and security. This portable tool is equally adapted for linking a small number of computers or scaling to connect tens of thousands. It integrates encryption, security groups, certificates, and tunneling into a powerful, cohesive connectivity solution. Thanks for the recommendation go to jmeador42.
  • Would we still create Nebula today?
    14 projects | news.ycombinator.com | 13 Oct 2023
    Replying to my own comment as I can no longer edit it:

    The folks over at Slack had an interesting discussion regarding the the "battle of the VPNs" article published by Netmaker I sourced in my parent comment:

    https://github.com/slackhq/nebula/discussions/911

  • Tailscale vs. Narrowlink
    7 projects | news.ycombinator.com | 11 Aug 2023
    Interesting. I thought recognized the logo, apparently seems to be a commercial support offering of https://github.com/slackhq/nebula and they support the "nebula" iOS app. I had been using for nebula/defined in the past.
  • Which overlay network?
    6 projects | /r/selfhosted | 13 Jul 2023
    Nebula: Is super easy to get running. It uses an interesting angle, working on the service and not just the device level. Unfortunately their NAT support seems to be still quite problematic and I am not going to maintain all those forwarded ports manually. There is a PR to support PCP but even if that ever gets applied I am not sure how well that will play with older routers. While it should be battle proven at slack, the community seems to be not that active. It still has the in-house tool that just got released.

What are some alternatives?

When comparing ocserv and Nebula you can also consider the following projects:

OpenVPN - OpenVPN is an open source VPN daemon

ZeroTier - A Smart Ethernet Switch for Earth

SoftEther - Cross-platform multi-protocol VPN software. Pull requests are welcome. The stable version is available at https://github.com/SoftEtherVPN/SoftEtherVPN_Stable.

Netmaker - Netmaker makes networks with WireGuard. Netmaker automates fast, secure, and distributed virtual networks.

Pritunl - Enterprise VPN server

tailscale - The easiest, most secure way to use WireGuard and 2FA.

sshuttle - Wrong project! You should head over to http://github.com/sshuttle/sshuttle

tinc - a VPN daemon

headscale - An open source, self-hosted implementation of the Tailscale control server

algo - Set up a personal VPN in the cloud

yggdrasil-go - An experiment in scalable routing as an encrypted IPv6 overlay network