Best Knowledge Management Software in 2026
Updated
In short: Nuclino is ranked #1 of 37 as of 2 October 2026, ahead of ProProfs Knowledge Base and Wiki.js. The best-ranked option with a free plan is ProProfs Knowledge Base. The lowest first paid tier on this page is Slite at $0.83/mo.
Knowledge management software helps teams organize shared documents and guidance so people can maintain and find what they need. Compare supported content types and version history to see how each tool handles information over time, then weigh AI search, mobile apps and granular permissions against your team’s workflow. Free plans, paid starting prices and single sign-on add practical considerations for access and administration. The ranking begins with Nuclino, ProProfs Knowledge Base and Wiki.js, followed by entries including BookStack and GitBook. Consider which content your team needs to capture, how contributors should access it, and what capabilities will make knowledge easier to retrieve.
37 knowledge management software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | Platform | Score | Why | From | Free plan | Paid from | AI search | |
|---|---|---|---|---|---|---|---|---|
| 1 | Nuclino | 8.7 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 2 | ProProfs Knowledge Base | 8.7 | RecognisedAPIDocumented | $0.99/mo | Yes | 0.99 /user/mo | — | View |
| 3 | Wiki.js | 8.4 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 4 | BookStack | 8.4 | RecognisedAPIDocumented | £37.50/mo | Yes | — | — | View |
| 5 | GitBook | 8.2 | RecognisedAPIDocumented | $65/mo | Yes | — | — | View |
| 6 | Scribe | 7.9 | RecognisedAPIDocumented | $1,713/mo | Yes | 13 /user/mo | Yes | View |
| 7 | Slite | 7.7 | RecognisedAPIDocumented | $0.83/mo | No | 10 /user/mo | — | View |
| 8 | Confluence | 7.5 | RecognisedAPIDocumented | $5.42/mo | — | — | — | View |
| 9 | Slab | 7.2 | RecognisedAPIDocumented | $6.67/mo | Yes | 6.67 /user/mo | — | View |
| 10 | XWiki | 7.1 | RecognisedAPIDocumented | — | — | — | — | View |
| 11 |  Centralpoint | 6.6 | RecognisedAPIDocumented | — | — | — | — | View |
| 12 | Guru | 6.5 | RecognisedAPIDocumented | — | — | — | — | View |
| 13 | Kipwise | 6.3 | RecognisedAPIDocumented | $6.30/mo | No | 6.3 /user/mo | Yes | View |
| 14 | Document360 | 6.2 | RecognisedAPIDocumented | — | No | — | — | View |
| 15 |  Outline | 6.2 | RecognisedAPIDocumented | $10/mo | No | — | — | View |
| 16 | MediaWiki | 6.2 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 17 | Tiki Wiki CMS Groupware | 6.2 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 18 | ReadMe | 6.2 | RecognisedAPIDocumented | $250/mo | Yes | — | — | View |
| 19 | Lark | 6.1 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 20 | Bloomfire | 6.0 | RecognisedAPIDocumented | — | No | — | — | View |
| 21 | Tettra | 5.9 | RecognisedAPIDocumented | $8/mo | No | 8 /user/mo | — | View |
| 22 | Stonly | 5.8 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 23 |  AllAnswered | 5.7 | RecognisedAPIDocumented | — | No | 3 /user/mo | Yes | View |
| 24 |  PHPKB | 5.7 | RecognisedAPIDocumented | $25/mo | No | — | — | View |
| 25 | Pearltrees | 5.6 | RecognisedAPIDocumented | — | Yes | — | No | View |
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which knowledge management software is ranked first on Inferse?
Nuclino is ranked #1 of 37 with a score of 8.7. ProProfs Knowledge Base is second and Wiki.js third.
How many of these have a free plan?
11 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Slite has the lowest first paid tier we found: $0.83/mo.
How is this list ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.