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Today: 1,383 launchs · Niche of the day: document and PDF processing tools · See full report →

knowledge base and graph software

Recent window: last 5.4 months (2026-05-01 → 2026-10-11), compared with the prior 5.4 months.

horizontal · 84 members · Data as of 2026-10-14

Products in this niche organize company documentation, team context, and unstructured data into interconnected repositories and dynamic relationship graphs. They are primarily adopted by engineering teams, enterprise knowledge managers, and developers building agentic workflows that require reliable organizational memory. Unlike static wikis or standard document storage, these tools explicitly map entity relationships and expose structured context for semantic search and artificial intelligence applications.

This theme's recent-window count is below the current min-count filter, so it does not appear in the opportunity scorecard.

Pulled from real Hacker News comment threads on this niche's launches.

Most asked for

Concerns raised

Compared to

Members

Name Source Upvotes ▼ Launched
helix-foundry GITHUB 1168 2026-10-07
company-brain GITHUB 835 2026-09-25
knoweldge-base GITHUB 496 2026-09-22
open-glean GITHUB 454 2026-09-17
OpenKnowledge HN 381 2026-06-25
Mintlify Workflows PH 343 2026-05-21
Ferndesk PH 336 2026-09-30
A Karpathy-style LLM wiki your agents maintain (Markdown and Git) HN 260 2026-04-25
NOAN PH 228 2026-09-24
Rowboat HN 205 2026-02-10
Poth Labs PH 202 2026-07-31
awesome-reasoning-generalization GITHUB 143 2026-09-10
Nutrepedia HN 135 2026-06-03
Chat.sh PH 112 2026-10-01
arsumbris GITHUB 110 2026-09-13
Bracket PH 104 2026-10-01
Thousand PH 103 2026-09-10
edgextract GITHUB 95 2026-10-03
OzBrain, a shared brain for knowledge between agents and your team HN 93 2026-08-21
Maths, CS and AI Compendium HN 88 2026-02-16
CodeAlmanac HN 60 2026-07-21
Hyper: 🏎️ The Self-Driving Company Brain YC 56 2026-05-12
ongrid GITHUB 31 2026-10-09
knowledge-agent GITHUB 26 2026-09-28
I indexed 8,643 BSides talks across 227 chapters and 6 continents HN 25 2026-05-04
Skill for your agent to visualize your gbrain and Obsidian HN 23 2026-06-13
What 180k words look like as a temporal knowledge graph (Oz series) HN 22 2026-07-26
jevgraph GITHUB 19 2026-09-20
ml-papers-explained-zh GITHUB 19 2026-09-25
folio GITHUB 19 2026-09-29
BedolagaBD GITHUB 18 2026-09-17
Marmot, context layer for agents and humans HN 17 2026-06-29
harness-wiki GITHUB 16 2026-09-19
belief-context-graph GITHUB 14 2026-09-16
graf (1000x faster graphify in Rust) HN 13 2026-09-22
Mcptube HN 13 2026-04-13
Ontology-driven knowledge graph extraction from text HN 13 2025-11-24
ME-World GITHUB 11 2026-10-01
superwiki GITHUB 11 2026-10-04
Sylph HN 10 2026-05-22
opsis GITHUB 10 2026-09-24
Kanon 2 Enricher HN 10 2026-03-03
Omnesis HN 10 2026-09-28
erdos GITHUB 10 2026-10-08
Corpus GITHUB 8 2026-09-30
Open-source ontology HN 7 2026-04-06
LLM Wiki Compiler Inspired by Karpathy HN 7 2026-04-06
Second Brain Network HN 7 2026-10-08
self-hydrating-notebook GITHUB 7 2026-09-13
Datastory, Data storytelling with AI and an open knowledge graph HN 6 2026-09-30