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Iroh

P2P networking library in Developer tools

An open-source, QUIC-based library for direct, encrypted peer-to-peer connections with hole punching and self-hostable relays; critics find its docs and marketing unclear about what it does.

89 people recommended Iroh in Hacker News comments, 19 had mixed feelings and 25 criticized it, November 2025 to October 2026.

58 of the 89 people who recommend it commented in one thread, “Iroh 1.0”.

Summary written by Claude from 53 comments. Claude agents reviewed it against the quotes on 2 Nov 2026.

133 people gave an opinion

recommend it
89
mixed feelings
19
warn against or regret it
25

The record

Each figure is one person. RecommendsMixed feelingsCriticizes

Recommended in 9 of 12 months

In 23 different threads.

  1. November 2025: not recommended
  2. December 2025: not recommended
  3. January 2026: recommended
  4. February 2026: recommended
  5. March 2026: recommended
  6. April 2026: recommended
  7. May 2026: not recommended
  8. June 2026: recommended
  9. July 2026: recommended
  10. August 2026: recommended
  11. September 2026: recommended
  12. October 2026: recommended

Why it doesn’t carry the badge

  • 89 people recommend itNeeds 10 or more, met.
  • 3.6 recommenders for every criticNeeds 2 to 1 or better, met.
  • Recommended in 9 of 12 monthsNeeds 4 or more, met.
  • Recommended in 23 threadsNeeds 5 or more, met.
  • 58 of its 89 recommenders came from one threadNeeds half or less, not met.

The same rules apply to every product, and the badge can’t be bought. Mixed feelings count toward neither side. How the badge works

What people say about it

Reasons grouped from a sample of 40 of the 192 opinions about it, picked in proportion to how many people recommend it, have mixed feelings and criticize it. Each mark is one comment in the sample. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Easy P2P connectivity across networks

    “appears pretty good for "just get edge device / node connectivity to work" when you don't want end users to bother with networking shenanigans”

    Comment from 25 Aug 2026 in “IPFS Maintainers Winding Down”

    “if you want to do anything with p2p in 2026 you’re going to hard pressed than to find a better option than Iroh”

    Comment from 16 Jun 2026 in “Iroh 1.0”

    “For environments where you want people to access your local instance, I believe Iroh will be a game changer.”

    Comment from 15 Jun 2026 in “Iroh 1.0”
  • Fully open source, self-hostable relays

    “You can have elaborate Iroh-based projects entirely based on the OSS components without losing features and without paying anything.”

    Comment from 16 Jun 2026 in “Iroh 1.0”

    “Iroh is free-to-use, permissively licensed, relays are self-hostable, and it's all fully open source for all necessary components.”

    Comment from 16 Jun 2026 in “Iroh 1.0”

    “you could deploy pretty extensive Iroh-based software without ever having a financial relationship with number0”

    Comment from 16 Jun 2026 in “Iroh 1.0”
  • Built on QUIC and existing standards

    “a creative way to leverage all the work the major cloud vendors have poured into QUIC for p2p connections”

    Comment from 16 Jun 2026 in “Iroh 1.0”

    “we try to use existing IETF standards (QUIC, TLS) as much as possible instead of reinventing the wheel”

    Comment from 15 Jun 2026 in “Iroh 1.0”

    “Iroh gets the benefit of having been designed and built from the ground up, based on quic.”

    Comment from 15 Jun 2026 in “Iroh 1.0”
  • Small footprint for embedded devices

    “If you work on native mobile apps or embedded devices, iroh will be better since it is pretty frugal.”

    Comment from 15 Jun 2026 in “Iroh 1.0”

    “I like Iroh objective of keeping it's footprint small enough to run on low powered devices”

    Comment from 16 Jun 2026 in “Iroh 1.0”

    “It's a demo of how easy it is to make even an ESP32 device available globally with iroh.”

    Comment from 11 Jul 2026 in “An iroh powered smart fan”

What people warn about

Each mark is one comment

  • Docs and marketing don't explain it

    “The current stuff about dialling is pretty incomprehensible, as shown by the many confused comments here.”

    Comment from 16 Jun 2026 in “Iroh 1.0”

    “This page is basically useless in explaining what Iroh is or does and why I should care.”

    Comment from 15 Jun 2026 in “Iroh 1.0”

    “From a marketing standpoint, for a technical audience, I think it should be quicker.”

    Comment from 15 Jun 2026 in “Iroh 1.0”
  • Unclear security implications

    “This is great for simplicity, but having Stun Turn and Signaling live in the same server would make it harder to secure.”

    Comment from 15 Jun 2026 in “Iroh 1.0”

    “I definitely see the value! But I'm not confident I can tell whether there are e.g., security implications”

    Comment from 15 Jun 2026 in “Iroh 1.0”

    “there seems to be no mention of ddos mitigation or shorter routes due to infrastructure”

    Comment from 15 Jun 2026 in “Iroh 1.0”
  • Overlaps with Tailscale for many uses

    “Looking at the use cases, right now I don't see anything that cannot be done with Tailscale”

    Comment from 15 Jun 2026 in “Iroh 1.0”

    “it just moves the dependency from tailscale's relay servers to iroh's relay servers”

    Comment from 21 Aug 2026 in “RustDesk now supports true unattended remote access on Wayland”
  • Traffic relayed through their servers

    “Last I checked this project also automatically forwards traffic through their servers when direct connections fail”

    Comment from 5 Oct 2026 in “Self-hosted HTTP tunnels with SSH and Nginx”

What people said

40 of the 192 opinions about it, picked in proportion to the three counts, newest first. Each links to the original comment.

“you can do it all in iroh with one identity, the tunnel, the file transfer, the ssh access, and others”

RecommendsComment from 15 Oct 2026 in “Show HN: Flipflop – Iroh-powered persistent tunnels for filesharing”

“Last I checked this project also automatically forwards traffic through their servers when direct connections fail”

CriticizesComment from 5 Oct 2026 in “Self-hosted HTTP tunnels with SSH and Nginx”

“so that you can have things like persistent cryptographic identities and addresses that you can carry with you”

RecommendsComment from 31 Aug 2026 in “Internet centralization and the original sin of NAT”

“appears pretty good for "just get edge device / node connectivity to work" when you don't want end users to bother with networking shenanigans”

RecommendsComment from 25 Aug 2026 in “IPFS Maintainers Winding Down”

“We built an IPFS-like system for distributing files in the radicle ecosystem with Iroh and iroh-blobs”

RecommendsComment from 24 Aug 2026 in “IPFS Maintainers Winding Down”

“it just moves the dependency from tailscale's relay servers to iroh's relay servers”

CriticizesComment from 21 Aug 2026 in “RustDesk now supports true unattended remote access on Wayland”

“Iroh is probably one of the best shots we have at making IoT finally secure with the built-in endpoint-to-endpoint encryption”

RecommendsComment from 11 Jul 2026 in “An iroh powered smart fan”

“It's a demo of how easy it is to make even an ESP32 device available globally with iroh.”

RecommendsComment from 11 Jul 2026 in “An iroh powered smart fan”

“This just tells me that the marketing site doesn't explain what Iroh actually does.”

CriticizesComment from 19 Jun 2026 in “Iroh 1.0”

“You can have elaborate Iroh-based projects entirely based on the OSS components without losing features and without paying anything.”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“I like Iroh objective of keeping it's footprint small enough to run on low powered devices”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“if you want to do anything with p2p in 2026 you’re going to hard pressed than to find a better option than Iroh”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“it's what makes it usable everywhere: Rust, JavaScript (server or browser), Python, Kotlin, Swift, C”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“you could deploy pretty extensive Iroh-based software without ever having a financial relationship with number0”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“Iroh is free-to-use, permissively licensed, relays are self-hostable, and it's all fully open source for all necessary components.”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“The current stuff about dialling is pretty incomprehensible, as shown by the many confused comments here.”

CriticizesComment from 16 Jun 2026 in “Iroh 1.0”

“the project has a lot of appeal already, because it exactly and excellently fulfills a technological need”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“iroh is fully open source though, you can run your own relay server and not have any dependencies on number0”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“a creative way to leverage all the work the major cloud vendors have poured into QUIC for p2p connections”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“Very cool project. I seriously wish one of the printer vendors would use iroh to come up with a network printing standard that just works.”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“If you want to write an app which offers peer to peer connection for some feature, then use iroh.”

RecommendsComment from 16 Jun 2026 in “Iroh 1.0”

“This is great work, but the blog is too esoteric, likely written by the developers.”

MixedComment from 16 Jun 2026 in “Iroh 1.0”

“For environments where you want people to access your local instance, I believe Iroh will be a game changer.”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“From a marketing standpoint, for a technical audience, I think it should be quicker.”

MixedComment from 15 Jun 2026 in “Iroh 1.0”

“It's a cool idea and I would expect that they'll find a market, but I'm not sure this would be a breakthrough product for me”

MixedComment from 15 Jun 2026 in “Iroh 1.0”

“there seems to be no mention of ddos mitigation or shorter routes due to infrastructure”

CriticizesComment from 15 Jun 2026 in “Iroh 1.0”

“iroh connections are just as secure as the QUIC/TLS connections your browser makes to your banking app.”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“I definitely see the value! But I'm not confident I can tell whether there are e.g., security implications”

MixedComment from 15 Jun 2026 in “Iroh 1.0”

“If you work on native mobile apps or embedded devices, iroh will be better since it is pretty frugal.”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“This is great for simplicity, but having Stun Turn and Signaling live in the same server would make it harder to secure.”

MixedComment from 15 Jun 2026 in “Iroh 1.0”

“I am happy that more remote access products are using QUIC, not WireGuard, for tunneling”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“Iroh gets the benefit of having been designed and built from the ground up, based on quic.”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“an excellent building block for application developers to route around the segmentation”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“Looking at the use cases, right now I don't see anything that cannot be done with Tailscale”

MixedComment from 15 Jun 2026 in “Iroh 1.0”

“we try to use existing IETF standards (QUIC, TLS) as much as possible instead of reinventing the wheel”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“In most cases we can give you a direct connection between the two devices very quickly via hole punching”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“I don't understand the problem its trying to solve in the first place, IP works just fine, such as DNS.”

CriticizesComment from 15 Jun 2026 in “Iroh 1.0”

“designed from the ground up, to use existing internet technologies, while avoiding the lock in”

RecommendsComment from 15 Jun 2026 in “Iroh 1.0”

“This page is basically useless in explaining what Iroh is or does and why I should care.”

CriticizesComment from 15 Jun 2026 in “Iroh 1.0”

“I'm thinking of ways in which I can use their iroh library to help with some of the workloads at work”

RecommendsComment from 22 Mar 2026 in “Noq: n0's new QUIC implementation in Rust”

Counts come from 1,791,911 Hacker News comments labeled by Claude, November 2025 to October 2026, with data through October 31, 2026. Counts updated 2 Nov 2026. How we count. Report a mistake.