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Diaspora

Diaspora by Greg Egan

by Greg Egan

Hacker Approved

Ranked 20 of 179 science fiction novels by recommenders

Recommended for its ambitious, mind-expanding take on post-singularity humanity and uploading. Critics say it is very dense and hard to follow.

Recommended for its ambitious, mind-expanding take on post-singularity humanity and uploading. Critics say it is very dense and hard to follow.

27 people gave an opinion

recommend it
23
criticize it
4
approval share
85%
Each figure is one person. RecommendsCriticizes

Recommended in 10 of 13 months

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

Why it carries the badge

  • 23 people recommend itNeeds 10 or more, met.
  • 5.8 recommenders for every criticNeeds 2 to 1 or better, met.
  • Recommended in 10 of 13 monthsNeeds 4 or more, met.

The same three rules apply to every product, and the badge can’t be bought. How the badge works

What people say about it

The reasons people give, with the number of comments that give each one. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Favorite Greg Egan novel for readers

    “i got so inspired by reading diaspora this year”

    Comment from 2 Jul 2026 in “The Fall of the Theorem Economy”

    “Easily one of my favorite sci-do books to date”

    Comment from 27 Dec 2025 in “Ask HN: What did you read in 2025?”

    “Basically anything by Egan is gold, IMO.”

    Comment from 6 Apr 2026 in “Book Review: There Is No Antimemetics Division”
  • Mind-expanding ideas about post-singularity humanity

    “one of the best explorations I know for the fates of various humanity factions in the age following a technological singularity”

    Comment from 28 Sep 2026 in “An Antidote to Roko's Basilisk”

    “Diaspora is mind-blowing, yet highly improbable and speculative”

    Comment from 4 Jun 2026 in “"They're made out of weights"”

    “maybe the two most stimulating scifi novels I have ever read”

    Comment from 26 Dec 2025 in “Ask HN: What did you read in 2025?”
  • Thoughtful take on uploading identity

    “The whole birth of an virtual identity part is so dense, I didn't understand half of what was "explained".”

    Comment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

    “Both having slightly different takes on uploading.”

    Comment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

What people warn about

Each mark is one comment

  • Very dense, hard to follow

    “The whole birth of an virtual identity part is so dense, I didn't understand half of what was "explained".”

    Comment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

    “Egan is always dense. It's some mind bending physics/comp sci, but all cooked up in his brain so doesn't really apply to anything productive.”

    Comment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

Other science fiction novels people recommend

The four most recommended other science fiction novels, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

Diaspora by Greg Egan compared with 4 alternatives
ProductRecommendCriticizeApprovalMonthsOwnedBadge
Project Hail Maryby Andy Weir1172483%12—Approved
There Is No Antimemetics Divisionby qntm983474%91.5 yrs6 ownersApproved
Blindsightby Peter Watts962778%12—Approved
Duneby Frank Herbert822577%12—Approved
Diasporaby Greg EganThis page23485%10—Approved
See all 179 science fiction novels, ranked

What people said

23 of the 30 comments that mention it, newest first. Each links to the original comment.

“the directions to install are fairly straight forward and the community is really helpful”

RecommendsComment from 20 Oct 2026 in “Facebook Pages require paid subscription to post more than two links per month”

“He tells Vinge to hold his beer and follows those threads where he thought they might lead.”

RecommendsComment from 17 Oct 2026 in “Butlerian Jihad”

“I find them more compelling and interesting than the old "don't play god or bad things happen" narratives.”

RecommendsComment from 12 Oct 2026 in “Thinking will become a hobby”

“100%, also: Diaspora. <3 Greg Egan.”

RecommendsComment from 5 Oct 2026 in “Blindsight (Watts Novel)”

“one of the best explorations I know for the fates of various humanity factions in the age following a technological singularity”

RecommendsComment from 28 Sep 2026 in “An Antidote to Roko's Basilisk”

“is a good book related to some of the themes I see in the comments”

RecommendsComment from 3 Aug 2026 in “Fermi Paradox”

“Friendica and Diaspora both have the same problem, and to my knowledge don't have a good solution for it.”

CriticizesComment from 12 Jul 2026 in “Death of the Status Update: Why 55% of Americans Stopped Posting on Social Media”

“i got so inspired by reading diaspora this year”

RecommendsComment from 2 Jul 2026 in “The Fall of the Theorem Economy”

“Diaspora is mind-blowing, yet highly improbable and speculative”

MixedComment from 4 Jun 2026 in “"They're made out of weights"”

“under-delivering federated systems such as Gemini (the lightweight Web protocol, not Google's AI) or Diaspora*”

CriticizesComment from 2 Jun 2026 in “Age verification for social media, the beginning of the end for a free internet?”

“you might enjoy the first chapter of Diaspora by Greg Egan”

RecommendsComment from 18 May 2026 in “There Is No 'Hard Problem of Consciousness'”

“Basically anything by Egan is gold, IMO.”

RecommendsComment from 6 Apr 2026 in “Book Review: There Is No Antimemetics Division”

“on third-party threads the blocks don't work”

CriticizesComment from 16 Mar 2026 on Hacker News

“Diaspora* (dying its slow death, but something I'll still check into a few times a year)”

MixedComment from 10 Mar 2026 in “The Death of Social Media Is the Renaissance of RSS”

“The platforms I mention also largely lack agency, which as you note is quite refreshing.”

RecommendsComment from 23 Feb 2026 in “Attention Media ≠ Social Networks”

“they couldn't stop talking about how people can run their own servers”

CriticizesComment from 22 Feb 2026 in “Be Wary of Bluesky”

“I found it beautiful and moving.”

RecommendsComment from 16 Feb 2026 in “MMAcevedo aka Lena by qntm”

“Egan is always dense. It's some mind bending physics/comp sci, but all cooked up in his brain so doesn't really apply to anything productive.”

CriticizesComment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

“The whole birth of an virtual identity part is so dense, I didn't understand half of what was "explained".”

MixedComment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

“Both having slightly different takes on uploading.”

RecommendsComment from 13 Feb 2026 in “MMAcevedo aka Lena by qntm”

“Easily one of my favorite sci-do books to date”

RecommendsComment from 27 Dec 2025 in “Ask HN: What did you read in 2025?”

“maybe the two most stimulating scifi novels I have ever read”

RecommendsComment from 26 Dec 2025 in “Ask HN: What did you read in 2025?”

“they really make you think”

RecommendsComment from 11 Dec 2025 in “Gundam is just the same as Jane Austen but happens to include giant mech suits”

Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.