Results for “knowledge base”

17 tools in this category · Updated 2 Nov 2026

“knowledge base”ProductivityBacked by Y CombinatorShowing 17 tools

Vera Healthby Vera HealthYC S24Evidence-based clinical search engine that answers clinical questions with cited sources.Free
Shepherdby ShepherdYC W24A web-based study tool for chatting with PDFs and creating study materials.Unknown
Inventive AIby Inventive AIYC S23AI RFP software that drafts responses from a company's own knowledge sources.Pay as you go
Tokoby TokoYC W22AI English-speaking practice through conversations and feedback.Unknown
Pingoby PingoYC S25AI language-learning app for conversational speaking practice.Unknown
Andiby AndiYC W22AI search that returns synthesized answers and source results.Freemium
Langdockby LangdockYC S23AI platform for company-wide chat, agents, workflows and API access€25+/user/moFree trial
Khojby KhojYC S23Open-source AI second brain for your docs, the web, and custom agentsUnknown
ISSENby ISSENYC F24A voice-first AI language tutor for conversational practice and personalized study.Unknown
Miyagi Labsby Miyagi LabsYC W25AI-guided exam preparation with adaptive practice, explanations, and score prediction.Freemium
OpenWorkby OpenWorkYC X26Open-source AI workspace for working with models on your files.Freemium
BrowserOSby BrowserOSYC S24An open-source browser with built-in AI agentsPay as you go
Elloby ElloYC W20AI reading and math tutor for children ages 5 to 9, on iOS and AndroidFreemium
Motionby MotionYC W20AI planner that schedules tasks, projects, meetings and docs in one appPaid
Fathomby FathomYC W21AI meeting notes, summaries and action items, with bot or bot-free captureFreemium
AnythingLLMby AnythingLLMYC S22Private AI assistant that runs on your own computerFreemium
T3 Chatby T3 ChatYC W22Chat with multiple AI models and optional web searchPaid