Online Historical Encyclopaedia of Programming Languages
Here is the genealogical tree of HOPL: advanced search About HOPL How to navigate and the rationale of the Gernsback Machine What exactly is a computer language? Analysis and reports Computer language taxonomy and genealogy References works Links etc to other sites Thanks and acknowledgements LibrariansDiarmuid J Pigottresponsibility forincunabula-1989 Bruce M Axtens1990-present QuartermasterSteve Poulsonhouse programming (sim) © Diarmuid Pigott 1995-2020.
- ▪Here is the genealogical tree of HOPL: advanced search About HOPL How to navigate and the rationale of the Gernsback Machine What exactly is a computer language?
- ▪Analysis and reports Computer language taxonomy and genealogy References works Links etc to other sites Thanks and acknowledgements LibrariansDiarmuid J Pigottresponsibility forincunabula-1989 Bruce M Axtens1990-present QuartermasterSteve P
Hacker News (Front Page) files mainly under programming. We currently carry 980 of its stories. Top-voted stories on Hacker News.
Story provenance
Source · retrieval · rights · ranking — open for full record
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Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | Hopl |
| Canonical URL | https://hopl.info/ |
| Publication time | Fri, 24 Jul 2026 16:47:23 +0000 |
| Retrieval time | 2026-07-24T17:04:14.025Z |
| Last seen | 2026-07-24T17:04:23.508Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | ZM-W3xfRau6Q |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
<iframe src="https://www.googletagmanager.com/ns.html?id=GTM-TMCN37SV" height="0" width="0" style="display:none;visibility:hidden"></iframe> Online Historical Encyclopaedia of Programming Languages An online roster and genealogy of 8945 programming languages from the 18th century to the present, featuring 7,800 influence links and over 11,000 citations. Here is the genealogical tree of HOPL: advanced search About HOPL How to navigate and the rationale of the Gernsback Machine What exactly is a computer language? Analysis and reports Computer language taxonomy and genealogy References works Links etc to other sites Thanks and acknowledgements LibrariansDiarmuid J Pigottresponsibility forincunabula-1989 Bruce M Axtens1990-present QuartermasterSteve Poulsonhouse programming (sim) © Diarmuid…
Excerpt limited to ~120 words for fair-use compliance. The full article is at Hopl.
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