Best Knowledge Management Software in 2026
Updated
In short: Lark is ranked #1 of 37 as of 4 October 2026, ahead of Nuclino and ProProfs Knowledge Base. The best-ranked option with a free plan is Nuclino. The lowest first paid tier on this page is Slite at $0.83/mo.
Knowledge management software helps teams organize shared information and make it easier to find and maintain. Compare supported content types and version history to see how each tool handles material and updates. AI search, granular permissions, and single sign-on offer additional points for considering discovery and access, while a mobile app may affect how people use the software. Lark, Nuclino, and ProProfs Knowledge Base are among the entries shown. Free-plan availability and Paid from can inform cost comparisons; weigh these details against the way your team captures, manages, and retrieves knowledge.
37 knowledge management software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
12 of the 25 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | LarkWeb · Windows · Mac · Linux · Android · iPhone · API | Three bars | — | 6 of 6 | Free | 6.8 | |
| 2 | NuclinoWeb · Windows · Mac · Linux · Android · iPhone · API | Three bars | — | 6 of 6 | Free | 6.7 | |
| 3 | ProProfs Knowledge BaseWeb · Windows · Android · iPhone · API · Extension | Three bars | — | 4 of 6 | $0.99/mo | 6.7 | |
| 4 | ConfluenceWeb · Android · iPhone · Self-hosted | Three bars | — | 3 of 6 | $5.42/mo | 6.6 | |
| 5 | MediaWikiWeb · Windows · Mac · Linux · Self-hosted · API | Three bars | — | 4 of 6 | Free | 6.5 | |
| 6 | ScribeWeb · Windows · Mac · API · Extension | Three bars | — | 3 of 6 | $1,713/mo | 6.5 | |
| 7 | StonlyWeb · Android · iPhone | Three bars | — | 3 of 6 | Free | 6.5 | |
| 8 | Wiki.jsWeb · Windows · Mac · Linux · Self-hosted · API | Three bars | — | 4 of 6 | Free | 6.5 | |
| 9 | BookStackWeb · Linux · Self-hosted · API | Two bars | — | 2 of 6 | £37.50/mo | 6.4 | |
| 10 | GitBookWeb · API | Two bars | — | 1 of 6 | $65/mo | 6.4 | |
| 11 | SlabWeb · Windows · Mac | Three bars | — | 3 of 6 | $6.67/mo | 6.4 | |
| 12 | ReadMeWeb | Two bars | — | 1 of 6 | $250/mo | 6.3 | |
| 13 | TiddlyWikiWeb · Windows · Mac · Linux · Android · iPhone | One bar | — | — | 6 of 6 | — | 5.5 |
| 14 | Tiki Wiki CMS GroupwareWeb · Windows · Mac · Linux | One bar | — | — | 4 of 6 | — | 5.5 |
| 15 | BrickWeb | One bar | — | — | 1 of 6 | — | 5.3 |
| 16 | OutlineWeb · Windows · Mac · Linux · Android · iPhone | Two bars | — | — | 6 of 6 | $10/mo | 5.3 |
| 17 | PearltreesWeb · Android · iPhone | One bar | — | — | 3 of 6 | — | 5.3 |
| 18 | SliteWeb · Windows · Mac · Android · iPhone · API · Extension | Two bars | — | — | 5 of 6 | $0.83/mo | 5.3 |
| 19 | FoswikiWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 20 | GuruWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 21 | ArchbeeWeb · Windows · Mac · Linux | Two bars | — | — | 4 of 6 | $80/mo | 5.1 |
| 22 | PHPKBWeb · Windows · Linux · Self-hosted · API | Two bars | — | — | 3 of 6 | $25/mo | 5.1 |
| 23 | CentralpointWeb · Windows · Self-hosted · API | One bar | — | — | 2 of 6 | — | 5.0 |
| 24 | CuadraSTARWeb | No signal | — | — | 1 of 6 | — | 5.0 |
| 25 | DokuWikiWeb | No signal | — | — | 1 of 6 | — | 5.0 |
Is your app 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 Freedom251?
Lark is ranked #1 of 37 with a score of 6.8. Nuclino is second and ProProfs Knowledge Base third.
How many of these have a free plan?
12 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 free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation. Paid placements never change a rank.