Free Knowledge expansion - 19 Free AI tools

Abook.ai

Your go-to book summary website and app.

Book summaries

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Released 2mo ago

Free + from $9.99/mo

606

3

3.5

Nodeland

Transform notes into interactive mind maps using AI

Mind maps

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Released 1y ago

Free + from $5/mo

978

32

4.0

FactJano

Learn interesting facts to boost your knowledge daily.

Learning

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Released 1y ago

Free + from $2

914

16

Summarist

AI-powered book summaries in seconds

Book summaries

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Alexandru Bostina

🛠️ 2 tools 🙏 7,178 karma

May 5, 2025

@Summarist

It seems to be working fine right now. Maybe try again and double check if you’re using the book’s original or most recognized title. That might make a difference.

21 Reply Share Delete Report

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🇺🇸 United States

Released 2y ago

100% Free

34,246

890

2.7

Wisio

AI-powered writing assistant for scientists.

Academic writing

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🇧🇷 Brazil

Released 2y ago

Free + from $9/mo

5,505

94

5.0

AskThee

Ask daily questions to great minds and feed your curiosity.

Chatting with celebrities

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Released 2y ago

100% Free

10,579

53

4.5

K8sGPT

AI-powered Kubernetes diagnostics and triage

Kubernetes diagnostics

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Released 2y ago

100% Free

437

1

Mindpedia

Free AI-powered answer engine for instant insights

Answers

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Released 1y ago

100% Free

527

17

Pragma

Access company knowledge instantly, anywhere you work.

Knowledge bases

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Released 2y ago

No pricing

3,719

59

2.7

Seekho AI

Turn any text into AI podcasts instantly.

Podcasts

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Released 1y ago

Free + from $8.99/mo

361

9

Coolmindmaps

Create and search cool mind maps instantly.

Mind maps

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Sayuri Alvarado Tanamachi

🙏 14 karma

Sep 12, 2024

@Coolmindmaps

Is amazing but you can't edit the mind map

142 Reply Share Delete Report

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🇳🇿 New Zealand

Released 2y ago

100% Free

17,115

384

3.7

AI Toolbox for innovators

Supercharge innovation with AI-powered tools

Idea testing

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Released 2y ago

100% Free

9,156

619

5.0

Epsilon

Answer research questions with AI-powered literature search.

Academic research

Open

It made my life so easy! It used to take me days sometimes to find the right information, tediously reading through papers to find the relevant data. Epsilon automated the entire process for me. Now, I find the relevant information in just a couple searches

5 Reply Share Delete Report

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🇺🇸 United States

Released 2y ago

Free + from $4.08/mo

6,882

124

4.7