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Slab alternatives: 6 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Slab: wiki only, no databases or task tracking, and no self-hosting option. We ranked 6 alternatives by how directly each one replaces Slab, then by reviews, real visits and how recently each app's facts were checked against its own website. Confluence currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Notion logoNotionFree plan + paidNoWeb, Windows, macOS +21 of 364.8
2Slite logoSlitePaidNoWeb, macOS, Windows +24 of 462.6
3Nuclino logoNuclinoFree plan + paidNoWeb, Windows, macOS +34 of 459.6
4Outline logoOutlineFree plan + paidNoWeb, macOS, Windows +15 of 557.2
  1. Notion logo

    1. NotionTop pick

    Best for: Teams that want docs, wikis and simple databases in one place

    Free plan + paidWeb, Windows, macOS, iOS, Android

    64.8

    score / 100

    Why switch from Slab

    Adds databases and project views if you want more than a wiki.

    Pros

    • Flexible blocks and databases
    • Large template gallery
    • Strong sharing and permissions

    Cons

    • Needs an internet connection for most work
    • Large workspaces can feel slow
    Visit Notion Details and reviews
    How this score is calculated
    Editorial fit ×0.360
    Reviews ×0.363
    Clicks (90 days) ×0.15100
    Freshness ×0.1553
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Notion a good Slab alternative?

    Verified facts

    1 of 3 verified
    Free plan
    Yes
    Checked Oct 24, 2026notion.com(opens source in a new tab)
    Platforms
    Web, Windows, macOS, iOS, Android
    Not checked yetnotion.com(opens source in a new tab)
    Open source
    No
    Not checked yetnotion.com(opens source in a new tab)
  2. Slite logo

    2. Slite

    Best for: Teams that want AI answers grounded in docs they can mark as verified

    PaidWeb, macOS, Windows, iOS, Android

    62.6

    score / 100

    Why switch from Slab

    A similarly focused team knowledge base with stronger AI answers.

    Pros

    • Verification and stale-doc tracking built in
    • AI search across Slite and connected tools
    • EU hosting with SOC 2 Type II and HIPAA

    Cons

    • No free plan, only a trial
    • Cross-tool AI answers need the pricier Pro plan
    • Monthly AI question limits on Basic
    Visit Slite Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Slite a good Slab alternative?

    Verified facts

    4 of 4 verified
    Starting price
    $10 per member/month (Basic, yearly)
    Checked Oct 25, 2026slite.com(opens source in a new tab)
    Pro price
    $20 per member/month (yearly)
    Checked Oct 25, 2026slite.com(opens source in a new tab)
    Free trial
    14 days
    Checked Oct 25, 2026slite.com(opens source in a new tab)
    Compliance
    SOC 2 Type II, HIPAA, GDPR; EU-hosted
    Checked Oct 25, 2026slite.com(opens source in a new tab)
  3. Nuclino logo

    3. Nuclino

    Best for: Small teams that want a fast, simple shared wiki with a few visual views

    Free plan + paidWeb, Windows, macOS, Linux, iOS, Android

    59.6

    score / 100

    Why switch from Slab

    Lightweight wiki with boards and graph views, also with a free tier.

    Pros

    • Fast, minimal interface with real-time editing
    • Same content as list, board, table or graph
    • Apps on desktop and mobile

    Cons

    • Free plan limited to 50 items
    • Limited permissions and admin depth for larger companies
    • No relational databases or formulas
    Visit Nuclino Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Nuclino a good Slab alternative?

    Verified facts

    4 of 4 verified
    Free plan
    Up to 50 items
    Checked Oct 25, 2026nuclino.com(opens source in a new tab)
    Free trial
    14 days, no credit card
    Checked Oct 25, 2026nuclino.com(opens source in a new tab)
    Platforms
    Web, desktop and mobile
    Checked Oct 25, 2026nuclino.com(opens source in a new tab)
    Users
    12,000+ teams
    Checked Oct 25, 2026nuclino.com(opens source in a new tab)
  4. Outline logo

    4. Outline

    Best for: Teams that want a modern wiki with the option to host it themselves

    Free plan + paidSelf-hostableWeb, macOS, Windows, Self-hosted

    57.2

    score / 100

    Why switch from Slab

    Comparable clean wiki that you can self-host if you need data control.

    Pros

    • Fast editor with Markdown shortcuts
    • Free self-hosted Community Edition
    • API, webhooks and built-in MCP server
    • Good Slack integration

    Cons

    • Self-hosting needs real dev-ops skill
    • Source-available licence, not OSI open source
    • Community Edition has no support
    Visit Outline Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Outline a good Slab alternative?

    Verified facts

    5 of 5 verified
    Free trial
    30 days on cloud
    Checked Oct 25, 2026getoutline.com(opens source in a new tab)
    Cloud starting price
    $10 per month
    Checked Oct 25, 2026getoutline.com(opens source in a new tab)
    Self-hosted Community Edition
    $0, limited features, no support
    Checked Oct 25, 2026getoutline.com(opens source in a new tab)
    Self-hosted Business
    $4 per user/month, 10-user minimum
    Checked Oct 25, 2026getoutline.com(opens source in a new tab)
    MCP server
    Built in
    Checked Oct 25, 2026getoutline.com(opens source in a new tab)

The best Slab alternative for…

The highest-ranked app in this list for each need.

Confluence logo

Best Slab alternative for most people

Confluence

More structure and permissions for larger organisations, especially on Jira.

Notion logo

Best Slab alternative for a free plan you can upgrade

Notion

Adds databases and project views if you want more than a wiki.

Outline logo

Best Slab alternative for self-hosting

Outline

Comparable clean wiki that you can self-host if you need data control.

Slite logo

Best Slab alternative for Mac

Slite

A similarly focused team knowledge base with stronger AI answers.

Nuclino logo

Best Slab alternative for Windows

Nuclino

Lightweight wiki with boards and graph views, also with a free tier.

Nuclino logo

Best Slab alternative for Linux

Nuclino

Lightweight wiki with boards and graph views, also with a free tier.

Confluence logo

Best Slab alternative for iPhone and Android

Confluence

More structure and permissions for larger organisations, especially on Jira.

Tettra logo

Best Slab alternative for working in the browser

Tettra

Leans further into Slack-based Q&A for answering repeat questions.

Slab alternatives: common questions

What is the best alternative to Slab?

Confluence ranks first right now. More structure and permissions for larger organisations, especially on Jira. Notion and Slite follow it in our ranking.

Is there a free alternative to Slab?

Yes. Confluence (free plan + paid), Notion (free plan + paid), Nuclino (free plan + paid) and Outline (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Slab?

None of the 6 alternatives in this list is open source.

Which Slab alternatives work on Linux?

Nuclino runs on Linux.

Why do people switch from Slab?

The complaints we hear most: wiki only, no databases or task tracking; no self-hosting option; fewer customisation options than Confluence.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Slab, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.