Best AI Search Tools in 2026

Khoj

Your AI Second Brain for quick answers and workflow automation

Stars
34,110
Forks
2,140
Last commit
22 days ago

An open-source personal AI application that helps you find answers, understand documents, and create new content with ease.

Open Source Alternative to:

Claude

Onyx

Unified AI-powered enterprise search across company data

Stars
27,285
Forks
3,623
Last commit
12 hours ago

An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Open Source Alternative to:

Algolia

Scira

Minimalistic AI-powered search engine for instant answers

Stars
11,605
Forks
1,459
Last commit
28 days ago

Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities.

Open Source Alternative to:

Perplexity

Morphic

AI-powered answer engine with dynamic interface generation

Stars
8,768
Forks
2,343
Last commit
1 day ago

Open-source answer engine that dynamically generates UI components while providing AI-powered responses, combining conversational AI with interactive interfaces.

Open Source Alternative to:

Claude

Orama

Full-text & vector search at the edge.

Stars
10,294
Forks
384
Last commit
2 months ago

Blend full-text and semantic search for unlimited queries across 300 global locations. Get precise answers and matches at a flat rate, no matter your search volume.

Open Source Alternative to:

Algolia

PipesHub

Open-source AI platform for enterprise search & workflow

Stars
2,810
Forks
444
Last commit
12 hours ago

Transform scattered business data into actionable insights with AI-powered enterprise search, workflow automation, and explainable results with full source citations.

Open Source Alternative to:

Glean

Swirl Search

Get instant answers from your company knowledge

Stars
2,994
Forks
282
Last commit
3 days ago

AI-powered search and RAG platform that connects to 100+ enterprise tools without data migration. Deploy securely on-premises with any LLM.

Open Source Alternative to:

Algolia

Trieve

AI-powered search and RAG platform for faster, more relevant results

Stars
2,643
Forks
241
Last commit
3 months ago

Trieve offers an all-in-one solution for search, recommendations, and RAG with automatic continuous improvement based on user feedback.

Open Source Alternative to:

Algolia

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Khoj

Your AI Second Brain for quick answers and workflow automation

Stars
34,110
Forks
2,140
Last commit
22 days ago

An open-source personal AI application that helps you find answers, understand documents, and create new content with ease.

Open Source Alternative to:

Claude

Onyx

Unified AI-powered enterprise search across company data

Stars
27,285
Forks
3,623
Last commit
12 hours ago

An open-source platform that connects to 40+ apps to provide intelligent search and AI assistance across all company information

Open Source Alternative to:

Algolia

Scira

Minimalistic AI-powered search engine for instant answers

Stars
11,605
Forks
1,459
Last commit
28 days ago

Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities.

Open Source Alternative to:

Perplexity

Morphic

AI-powered answer engine with dynamic interface generation

Stars
8,768
Forks
2,343
Last commit
1 day ago

Open-source answer engine that dynamically generates UI components while providing AI-powered responses, combining conversational AI with interactive interfaces.

Open Source Alternative to:

Claude

Orama

Full-text & vector search at the edge.

Stars
10,294
Forks
384
Last commit
2 months ago

Blend full-text and semantic search for unlimited queries across 300 global locations. Get precise answers and matches at a flat rate, no matter your search volume.

Open Source Alternative to:

Algolia

PipesHub

Open-source AI platform for enterprise search & workflow

Stars
2,810
Forks
444
Last commit
12 hours ago

Transform scattered business data into actionable insights with AI-powered enterprise search, workflow automation, and explainable results with full source citations.

Open Source Alternative to:

Glean