Best Knowledge Base Software in 2026 · page 3
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PHPKB
PHPKB is knowledge base management software for publishing and maintaining articles, manuals, FAQs, business processes, online help, and related information.
WebAPILinuxSelf-hosted7.3From $25 a month - 52
Gainsight Customer Communities
Gainsight Customer Communities gives customers a shared place to ask questions, exchange answers, learn, and share knowledge.
WebAPI7.3From $1,000 a year - 53
KnowledgeBase.com
Free planWeb7.3From $49 a year - 54
Capacity
AndroidiOSWebAPI7.3 - 55
Bloomfire
Android and iOS apps plus a web knowledge base for publishing content to internal or public audiences.
AndroidiOSWebAPI7.2 - 56
Kipwise
Kipwise is a cloud knowledge management tool built around Slack, helping teams organize information in pages and search it from Slack alongside connected tools.
WebExtension7.2From $6.30 a month - 57
Help.center
Free planWebAPI7.2From $19 a month - 58
Sphinx
Sphinx is a free Python application for building technical documentation from structured text.
Free planWebAPILinuxmacOS7.2Free plan - 59
Dr.Explain
Dr.Explain is a Windows help authoring tool for producing user guides, operating instructions, help files, and manuals.
Free planWindows7.2From $290 a year - 60
Feather Wiki
Free planAndroidiOSWebLinux7.2Free plan - 61
Read the Docs
Publish documentation for internal teams or the public, with custom domains available.
Web7.1From $50 a month - 62
HelpCenter.io
WebAPI7.1From $29 a year - 63
ClickHelp
ClickHelp is a cloud documentation platform for authoring, hosting and publishing technical documentation.
WebAPI7.1From $2,328 a year - 64
Vrite
Free planWebAPISelf-hosted7.1From $6 a month - 65
MadCap Flare
MadCap Flare is an authoring and publishing platform for technical documentation, online help, knowledge bases, policies, training materials, and API documentation.
WebWindows7.1 - 66
KBPublisher
KBPublisher is knowledge base and knowledge management software for organizations, offered as web, API, and self-hosted options.
Free planWebAPISelf-hosted7.1$498 one-time - 67
Dokly
Free planWeb7.1From $99 a month - 68
Echo Knowledge Base
Free planWeb7.1From $89 a year - 69
Ziikly
Free planWebAPI7.1Free plan - 70
Viking Docs
Free planWeb7.1From $39 a month - 71
Stonly
Stonly is a customer-service knowledge platform for interactive guides, articles, knowledge bases, and AI features.
Free planAndroidiOSWeb7.1Free plan - 72
LibraryH3lp
AndroidiOSWebAPI7.1From $280 a year - 73
Dewstack
WebAPIExtension7.0From $39 a month - 74
Support Hero
WebAPI7.0From $49 a month - 75
weDocs
Free planWebSelf-hosted7.0From $39 a year