Best Developer Documentation Software in 2026
Updated
In short: Mintlify is ranked #1 of 27 as of 2 October 2026, ahead of GitBook and Redocly. The best-ranked option with a free plan is GitBook. The lowest first paid tier on this page is Redocly at $10/mo.
Developer documentation software supports creating and publishing guides and references for products and platforms. GitBook, Redocly, and DocPlatform are among the first entries. Compare publishing model and documentation versioning, then consider custom domains and documentation analytics for how you manage and assess your material. Free-plan availability, paid starting prices, included team seats, and single sign-on offer additional points to weigh for your team. The entries are ranked, providing an order to browse; the listed features can help you decide which tools align with your publishing approach and documentation needs.
27 developer documentation software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#1 Mintlify Top pick · 7.8 Free plan · $450/mo
#2 GitBook Runner-up · 7.7 Free plan · $65/mo
#3 Redocly Also great · 7.6 $10/mo
- Free planFree trial LinuxmacOSWebWindows
- Free plan
- Yes
- Paid from
- 450 /mo
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$450/mofirst paid tier About MintlifyVisit site - Free planFree trial apiWeb
- Free plan
- Yes
- Paid from
- 65 /mo
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$65/mofirst paid tier About GitBookVisit site - Free trial apiextensionWeb
- Free plan
- No
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$10/mofirst paid tier About RedoclyVisit site - LinuxmacOSself-hostedWindows
- Free plan
- Yes
- Custom domain
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Free plan apiLinuxmacOSself-hostedWebWindows
- Free plan
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Web
- Free plan
- Yes
- Paid from
- 50 /mo
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$50/mofirst paid tier About Read the DocsVisit site - Free plan extensionLinuxmacOSWindows
- Free plan
- Yes
- Publishing model
- both
- Custom domain
- Yes
- Documentation versioning
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Free plan apiLinuxmacOSself-hostedWebWindows
- Free plan
- Yes
- Paid from
- 29 /mo
- Publishing model
- both
- Custom domain
- Yes
- Documentation versioning
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$29/mofirst paid tier About DocPlatformVisit site - Free plan apiWeb
- Free plan
- Yes
- Paid from
- 55 /mo
RecognisedDocumentedFree planFree trialPlatforms$55/mofirst paid tier About Documentation.AIVisit site - Free plan Web
- Free plan
- Yes
- Paid from
- 250 /mo
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$250/mofirst paid tier About ReadMeVisit site - Free plan apiLinuxmacOSself-hostedWindows
- Free plan
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Free plan Web
- Free plan
- Yes
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatformsFree About FernVisit site - WebWindowsmacOSLinux
- Free plan
- Yes
- Custom domain
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Web
- Free plan
- Yes
- Custom domain
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Web
- Free plan
- Yes
- Publishing model
- self-hosted
- Documentation versioning
- Yes
RecognisedDocumentedFree planFree trialPlatforms - self-hostedWeb
- Free plan
- Yes
- Publishing model
- self-hosted
- Custom domain
- Yes
- Documentation versioning
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Web
- Free plan
- Yes
- Documentation versioning
- Yes
RecognisedDocumentedFree planFree trialPlatforms - WebWindowsmacOSLinux
- Free plan
- No
- Paid from
- 80 /mo
- Custom domain
- Yes
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms$80/mofirst paid tier About ArchbeeVisit site - Web
- Free plan
- Yes
- Publishing model
- self-hosted
RecognisedDocumentedFree planFree trialPlatforms - Web
- Free plan
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Free planFree trial LinuxmacOSWeb
- Free plan
- Yes
RecognisedDocumentedFree planFree trialPlatforms - WindowsmacOSLinux
- Custom domain
- Yes
- Documentation versioning
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Web
- Free plan
- No
- Publishing model
- self-hosted
- Custom domain
- Yes
- Documentation versioning
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Web
- Single sign-on
- Yes
RecognisedDocumentedFree planFree trialPlatforms - Windows
- Free plan
- No
- Publishing model
- self-hosted
RecognisedDocumentedFree planFree trialPlatforms
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 developer documentation software is ranked first on The Geeks Club?
Mintlify is ranked #1 of 27 with a score of 7.8. GitBook is second and Redocly third.
How many of these have a free plan?
10 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Redocly has the lowest first paid tier we found: $10/mo.
How is this list ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on. Paid placements never change a rank.