nowfound

AI · March 27, 2025

R2R

Deep Research Agents for Your Data, via API

R2R launched on March 27, 2025 with 135 votes, #319 of 7,215 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 1 year on.

Visit github.com ↗R2R alternativestop 4% of March 2025

What it does

R2R: The first open source agentic retrieval system available via API that autonomously researches your documents, searches and scrapes the web, builds knowledge graphs, and delivers comprehensive, citation-backed answers through simple RESTful endpoints.

SoTA production-ready AI retrieval system. Agentic Retrieval-Augmented Generation (RAG) with a RESTful API. - SciPhi-AI/R2R

Does a similar job

all alternatives →
  • Sider 5.0: Deep Research with Wisebase2025 · sider.ai · ▲1,358

    Mimic Human Research & Save Findings in AI Knowledge Base

  • R2R V2 – A open source RAG engine with prod features2024 · github.com · ▲251

    Hi HN! We're building R2R [https://github.com/SciPhi-AI/R2R], an open source RAG answer engine that is built on top of Postgres+Neo4j. The best way to get started is with the docs - https://r2r-docs.sciphi.ai/introduction. This is a major update from our V1 which we have spent the last 3 months intensely building after getting a ton of great feedback from our first Show HN (https://news.ycombinator.com/item?id=39510874). We changed our focus to building a RAG engine instead of a framework, because this is what developers asked for the most.…

  • R2R – Open-source framework for production-grade RAG2024 · github.com · ▲167

    Hello HN, I'm Owen from SciPhi (https://www.sciphi.ai/), a startup working on simplifying˛Retrieval-Augmented Generation (RAG). Today we’re excited to share R2R (https://github.com/SciPhi-AI/R2R), an open-source framework that makes it simpler to develop and deploy production-grade RAG systems. Just a quick reminder: RAG helps Large Language Models (LLMs) use current information and specific knowledge. For example, it allows a programming assistant to use your latest documents to answer questions. The idea is to gather all the relevant information…

  • SciSpace Agent 2025 · scispace.com · ▲521

    Only AI agent automating research with 150+ academic tools

  • Genspark2024 · genspark.ai · ▲463

    Reinvent search, the new AI agent engine

  • PR-Agent by CodiumAI2023 · qodo.ai · ▲171

    Open-source pull requests AI agent

More ai this month

the category →
  • Video model that turns script into viral social media videos

    AI · 17d ago · spira.ai

  • The browser where Claude Code and Codex work beside you

    AI · 16d ago · rill.love

  • Kolibri is Aleph Alpha

    AI · 18d ago · tej.as

  • Paintings by AI models: programs run through a simulation of oil paint.

    AI · 20d ago · stillwet.art

  • Onepin▲384

    AI voiceover with every name, price and date said right

    AI · 30d ago · onepin.ai

  • A real-time world model you can explore and change

    AI · 28d ago · world.pixverse.video

Source: Product Hunt launch ↗

Launched alongside, March 2025

the whole month →
  • Mimic Human Research & Save Findings in AI Knowledge Base

    AI · 2025 · sider.ai

  • Turn your ideas into products that sell

    AI · 2025 · atoms.dev

  • Aha▲1,152

    The world's first AI influencer marketing team

    AI · 2025 · ahacreator.com

  • Fluently▲976

    Start speaking English as well as your native language

    AI · 2025 · getfluently.app

  • Conversational AI surveys, interviews, user tests, polls

    AI · 2025 · theysaid.io

  • Record your screen, share instantly, look like a PRO

    Growth · 2025 · supercut.ai