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USE CASE / DATA

AI for data

Analysts and pipelines that clean, query and visualize your numbers.

Analysts, pipelines and vector stores that clean, query, visualize or retrieve data. This group is about moving and reading data, not about generating media.

Raindrop.io

Raindrop.io

Verified

Status not recorded

A hosted bookmark library with collections, tags, highlights and sharing; Pro adds full-text archives and the beta Stella assistant, with data and plan conditions.

4.8/ 5
Freemium
BookmarksWeb archiveKnowledge organization

Connected Papers

Connected Papers

Verified

Status not recorded

Explores papers around chosen seeds using a similarity graph over Semantic Scholar data, with prior/derivative views; the graph is a discovery aid, not a complete citation tree or literature search.

4.7/ 5
Freemium
ResearchLiterature reviewVisualization

n8n

n8n

Verified

Status not recorded

A visual workflow platform for connecting apps, APIs and AI tools, available as hosted Cloud or self-hosted Community and paid editions under use-specific licensing.

4.7/ 5
Freemium
AutomationAI agentsSelf-hosted

Gemini Notebook (formerly NotebookLM)

Google

Verified

Status not recorded

Google's source-based research assistant, renamed from NotebookLM, with cited questions, audio overviews and sharing governed by account-specific limits and data terms.

4.7/ 5
Freemium
Source-based researchStudy guidesAudio summaries

Qdrant

Qdrant

Verified

Status not recorded

A vector database with dense/sparse hybrid queries and payload filtering, available as an Apache-2.0 engine and separately contracted managed, hybrid or private cloud.

4.7/ 5
Freemium
Vector databaseHybrid retrievalApache-2.0 engine

Readwise

Readwise

Verified

Status not recorded

Highlight review and reading management: Readwise revisits saved highlights; Full includes Reader for articles, feeds and documents, with Ghostreader AI and note-app exports.

4.7/ 5
Paid
ReadingHighlightsReview

Chroma

Chroma

Verified

Status not recorded

A retrieval database for documents, embeddings and metadata, with local, self-hosted and separately billed Cloud deployments.

4.6/ 5
Freemium
RetrievalApache-2.0 codeCloud usage fees

Clay

Clay

Verified

Status not recorded

GTM workflows combining data enrichment, Claygent research and CRM updates, with separate Action and Data Credit meters.

4.6/ 5
Freemium
SalesData enrichmentGTM

Databricks

Databricks

Verified

Status not recorded

A managed data and AI platform combining pipelines, SQL analytics, model workflows and catalog governance across cloud deployments.

4.6/ 5
Pay-as-you-go
Data platformManaged serviceGovernance

Fireflies.ai

Fireflies

Verified

Status not recorded

Meeting transcription, summaries, searchable notes and follow-up workflows, with seat plans and separate AI-credit usage.

4.6/ 5
Freemium
Meeting notesTranscriptionTeam workflows

Hex

Hex

Verified

Status not recorded

A collaborative data notebook and app platform combining SQL, Python/R, visual analysis and credit-metered AI assistance.

4.6/ 5
Freemium
Data notebooksData appsMetered AI

Litmaps

Litmaps

Verified

Status not recorded

A literature discovery and mapping service using citation, author and title/abstract similarity searches, with sharing and plan-dependent alerts.

4.6/ 5
Freemium
Literature discoveryCitation mapsMetadata

MeetGeek

MeetGeek

Verified

Status not recorded

Meeting transcription, summaries, action items and sharing workflows, with plan-specific recording, automation and retention.

4.6/ 5
Freemium
MeetingsNotesAutomation

Milvus

Zilliz

Verified

Status not recorded

An Apache-licensed vector database with Lite, Standalone and Distributed deployments, supporting filtered, hybrid and full-text retrieval.

4.6/ 5
Free
Vector databaseApache-2.0Deployment options

Glean

Glean

Verified

Status not recorded

An enterprise AI search and assistant that indexes all company knowledge — docs, Slack, wikis, tickets — and answers with permissions-aware, cited results.

4.5/ 5
Paid
Enterprise searchKnowledgeAssistant

Julius

Julius AI

Verified

Status not recorded

An AI data analyst: upload spreadsheets or connect databases, then chat to clean, analyze and visualize data — with real Python execution under the hood and shareable reports out.

4.5/ 5
Freemium
Data analysisVisualizationNo-code

Scholarcy

Scholarcy

Verified

Status not recorded

Paper summarizer that extracts flashcards, tables and references from PDFs — a reading layer for literature review when you cannot open every file.

4.5/ 5
Freemium
ResearchSummarizationPDFs

SciSpace

SciSpace (PubGenius)

Verified

Status not recorded

An AI research assistant that explains papers in plain language as you read, answers questions grounded in the PDF, searches 280M+ papers conversationally and formats citations automatically.

4.5/ 5
Freemium
ResearchPapersStudents

Weaviate

Weaviate (SeMI)

Verified

Status not recorded

The open-source vector database: self-hostable similarity search with hybrid (dense+sparse) retrieval, built-in vectorization modules and GraphQL access — the developer-controlled alternative to managed stores.

4.5/ 5
Freemium
Vector databaseOpen sourceHybrid search

Airtable AI

Airtable

Verified

Status not recorded

AI fields and agents on the base you already run ops from: extract, classify, draft — Rows' richer cousin when the spreadsheet grew into an app.

4.4/ 5
Paid
OpsBasesFields

Otter.ai

Otter

Verified

Status not recorded

AI meeting transcription veteran that records, transcribes and summarizes live calls, and generates searchable meeting notes with speaker labels.

4.4/ 5
Freemium
MeetingsTranscriptionNotes

Rows

Rows

Verified

Status not recorded

A spreadsheet rebuilt for the API era: AI functions summarize, classify and translate in cells, 50+ integrations pull live data, and finished sheets publish as interactive web pages.

4.4/ 5
Freemium
SpreadsheetData analysisIntegrations

Snowflake Cortex

Snowflake

Verified

Status not recorded

LLMs as SQL functions inside Snowflake: complete, embed, search and extract without moving the table — AI for teams whose governance story is already the warehouse.

4.4/ 5
Pay-as-you-go
Warehouse AISQLRAG

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