Liminary vs Stacks vs GitBook vs Knowledge Plane

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Liminary
vs
Competitor 1
Stacks
Competitor 2
GitBook
Competitor 3
Knowledge Plane
Compare
4 tools · best value per row highlighted
Your tool Liminary
liminary.io
Ever open a browser tab to find something you saved three months ago, only to spend ten minutes hunting through bookmarks
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Competitor Stacks
betterstacks.com
Stacks is a personal AI workspace that gathers what you find online into one searchable place.
Make main Remove
Competitor GitBook
gitbook.com
GitBook is a documentation and knowledge platform for publishing product docs that work for both people and AI.
Make main Remove
Competitor Knowledge Plane
knowledgeplane.io
Engineering teams watch their AI tools hallucinate outdated project details
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
23.3Kvisits/mo
6.3Kvisits/mo
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MoM change
▼ 18.4%
▼ 8.4%
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6-month growth
-10.4%
-50.8%
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Global rank web
#1,028,276
#3,182,249
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Avg. last 3 months
24.3K
6.1K
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Bounce rate lower is better
37%
41%
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0%
Pages / visit
2.0
1.7
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Visit duration
51s
6s
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Traffic sources
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LiminaryStacksGitBookKnowledge Plane
09.3K18.6K27.9K37.2KLiminary · 37.2KLiminary · 16KLiminary · 26KLiminary · 18.1KLiminary · 28.2KLiminary · 21.2KLiminary · 28.5KLiminary · 23.3KStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3K1K10K100KLiminary · 37.2KLiminary · 16KLiminary · 26KLiminary · 18.1KLiminary · 28.2KLiminary · 21.2KLiminary · 28.5KLiminary · 23.3KStacks · 7KStacks · 12.2KStacks · 12.8KStacks · 8.7KStacks · 5.7KStacks · 5.1KStacks · 6.8KStacks · 6.3KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Paid
Freemium
Freemium
Starting price
$29per month · free tier available
$9per month
$65per month · free tier available
$19per month · free tier available
Free tier
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Free trial
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API access
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Plans
Explorer FreePro $29/moTeam $50/mo
Be Productive $89/yrBe Collaborative $199/yrBe Creative $349/yr
Free FreeEssential $65/moUltimate $249/moEnterprise Custom
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Capabilities input → output
Input
DocumentsTextWeb pages
DocumentsTextWeb pages
CodeText
CodeDocumentsText
Output
Text
Text
DocumentsText
Text
Skill level
Intermediate
Beginner-friendly
Beginner-friendly
Intermediate
Categories
Education & LearningAI Knowledge Management
Education & LearningProductivity & OfficeAI FilesAI Knowledge Management
Development & CodeEducation & LearningAI Developer ToolsAI Knowledge Management
Education & LearningAI Knowledge Management
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
5
4
4
7
Knowledge bases
Digital information management
Knowledge
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Note taking
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Bookmarking
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Knowledge graphs
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Knowledge maps
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Knowledge sourcing
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Developer tools
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Knowledge exchange
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Knowledge exploration
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Web search summaries
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
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Reviews
0
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Prompts
0
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Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.