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Haystack logo

Haystack

RAG Frameworks

Verified Publisher·Pending reviewVerified Adoption·Pending reviewEnterprise Ready·Pending review

Open-source framework for production LLM applications, RAG pipelines, search, and agentic workflows.

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Developers also use

Generated from similarity, co-save, category, project, and adoption signals.

LangChain4j logo
LangChain4j

RAG Frameworks· docs.langchain4j.dev

Open source

Java framework for integrating LLMs, RAG pipelines, tools, and agent workflows into JVM applications.

Why recommended

Highly similar description

Keep evaluating Haystack

Comparisons, category adoption data, and shortlist guides that answer the questions this profile raises next.

Weigh Haystack against the alternatives

  • Haystack alternativesEvery rag frameworks product developers evaluate in place of Haystack.
  • Haystack vs LangChain4jSide-by-side pricing, API surface, and adoption evidence.
  • Haystack vs RAGFlowSide-by-side pricing, API surface, and adoption evidence.
  • Haystack vs LangChainSide-by-side pricing, API surface, and adoption evidence.

Developer decision brief

Should I use Haystack?

Open-source framework for production LLM applications, RAG pipelines, search, and agentic workflows.

Open sourceDocs linked

Best for

  • RAG Frameworks decisions where you need a concrete shortlist.
  • Teams that prefer open-source or self-hostable options.
  • Builds that need an API-first integration path.

Watch-outs

  • Not enough verified adoption data yet.
  • Docs linked on this profile.
  • Repository linked for inspection.
  • No developer reviews yet.

Quickstart

No canonical install command detected. Open the docs or profile quickstart below.

Use quickstart hereDocsGitHubWebsite

Compare alternatives

Haystack vs LangChain4jHaystack vs RAGFlowHaystack vs LangChain
Build with this

What you would get weekly

Save or follow Haystack to track rank movement, new alternatives, starter examples, benchmark/docs changes, and project activity. Default cadence is weekly.

No live product opportunities yet

You can still use the workbench: build a stack, publish proof, and follow starter challenge programs. New credits, workshops, and launch programs appear here once companies publish them.

Enterprise fit

Buyer brief for procurement and architecture review

Source-labeled signals for cost, reliability, security, integration, and adoption proof. Missing compliance evidence is shown as a gap, not guessed.

Compare for enterpriseExport brief
Inferred

Commercial model

Open source profile signal; exact enterprise terms need buyer review.

View source
Needs verification

Reliability

No status page, uptime, or SLA evidence attached

Buyer recommendation

Shortlist only after verifying Reliability and Security/compliance.

API signal supports workflow automation.Docs are linked for implementation review.Open-source path can reduce lock-in review.At least one buyer evidence source is linked or verified.

Real data backfill while adoption proof grows

These are source-linked enrichment paths for missing fields. They are treated as proxies until claimed-company data and first-party tokens& adoption events replace them.

GitHub repository APIfreeStars, forks, license, topics, releases, default branch, repo freshness, and public contributor signal.OpenSSF ScorecardfreeOpen-source security posture checks for repos before enterprise review.npm downloads API

Events / Tours

Haystack developer events

Hackathons, workshops, office hours, launches, and partner challenges tied to this product.

Claim or partner

No public events yet

Claimed teams can add hackathons, webinars, office hours, and challenges, then measure attendee to usage ROI.

Quickstart

Preparing Haystack docs pack
Streaming

The product profile is ready. Official docs, README snippets, and the AI paste pack are loading in the background.

Build context

Developer projects using Haystack

No public community builds yet. These starter examples are templates, not fabricated activity.

Publish your build
Starter example

RAG support chatbot

Template

Index help docs, retrieve relevant passages, answer with citations, and trace failures before shipping.

Built with

Pinecone logoPineconeQdrant logoQdrantLangChain logoLangChainLangSmith logoLangSmith
Load docs
Embed chunks
Retrieve context
Trace bad answers
CompareStart with vector DB

Public credibility status

Claimable

This profile now separates verified proof from self-reported claims, so founders can improve status without buying rank.

Profile strength

41/100

Claimable profile · 6 gaps

Verified Publisher

Verify ownership through DNS or well-known file.

Verified Adoption

Connect SDK/API events to prove adoption.

Team Verified

Add founder/team proof.

GitHub

Repository linked

Docs

Docs linked

Security

Add SOC2/security/compliance proof.

Backers

Add verified backer proof.

Protocol/API

Agent-readable proof present

Freshness

Awaiting fresh proof.

Built by
H

Haystack team

Founder / team from deepset

OSS MaintainerProtocol Ready
Proof file
ProofStateEvidence

Publisher ownership

Domain or organization claim · Live

Pending reviewUnclaimed profile45% confidence

Verified adoption

SDK/API/CRM telemetry · Pending

AgentRank trust profile

Public proof buyers and agents can trust

Claim this tool to see who is evaluating it

AgentRank

18

Adoption + trust composite

Trust Score

38

observed

Category Rank

Not ranked yet

RAG Frameworks

Protocols

API, SDK

Agent-readable metadata

Trust Registry

AgentRank evidence file
observed

Source breakdown

GitHub25,642

68% confidence

Protocol support

APISDK
Adoption over time
Last 8 weeksSmall cohort suppressed · trust 38

Timeline appears after verified events.

We do not draw a fake adoption chart before live usage, self-reported proof, or challenge activity exists for this product.

Suppressed

active developers

Unavailable

verified adoptions

Suppressed

retention

Your developer adoption profile is already visible.

Claim it to verify data, add integrations, and unlock adoption intelligence on developers and accounts evaluating Haystack.

Claim your tool

Developer identities

See the builders behind saves, docs clicks, API calls, and retained usage.

Talk to sales

Account map

Resolve developer activity into companies, teams, and enterprise accounts.

Developer identities, account mapping, retention cohorts, and competitor overlap are available on Growth and Enterprise plans.

About Haystack

Open-source framework for production LLM applications, RAG pipelines, search, and agentic workflows.

Resources
Official websiteLink

Official product site

DocumentationLink

Developer documentation

GitHub repositoryLink

Source repository and public activity

Workspace actions

Sign up to save, follow, compare, publish builds, or verify ownership.

Public links
Visit WebsiteDocumentationGitHubView Alternatives3 Resources
GitHub Stats

25,642

Stars

2,877

Forks

104

Issues

Quick Info
PricingOpen source
Open sourceYes
API availableYes
Add to Your Project
[![Haystack on Adoption Intelligence](https://tokensand.com/api/badges/haystack)](https://tokensand.com/tools/rag-frameworks/haystack)
Haystack badge previewPreview

Add this badge to your README.md to show your listing on Adoption Intelligence.

12,442
2,325
Open source
Why recommended

Highly similar description

RAGFlow logo
RAGFlow

RAG Frameworks· ragflow.io

Open source

RAGFlow is an open-source RAG engine with document understanding, hybrid search, and agent orchestration for building production retrieval workflows over complex files.

Why recommended

Highly similar description

84,233
9,796
Open source
Why recommended

Highly similar description

LangChain logo
LangChain

RAG Frameworks· langchain.com

Open source

Framework for composing agents, RAG workflows, retrieval, and tool calls.

Why recommended

Highly similar description

Open source
Why recommended

Highly similar description

Unstract logo
Unstract

RAG Frameworks· unstract.com

Open source

Open-source LLM platform for extracting structured data from unstructured documents into APIs and ETL workflows.

Why recommended

Same category

6,692
632
Open source
Why recommended

Same category

  • Haystack vs UnstractSide-by-side pricing, API surface, and adoption evidence.

    • Check the adoption evidence

    • RAG Frameworks developers actually keep usingFiltered to products with verified usage events, cohort breadth, and retention.
    • AgentRank category rankingsHow every category is ordered by adoption proof, trust, and protocol support.
    • Best AI Tools for RAGShortlist guide for this category, with the tradeoffs written out.
    • Best Open Source AI ToolsShortlist guide for this category, with the tradeoffs written out.

    Own Haystack? Generate its adoption badge embed, or claim the profile to send verified usage events.

    Needs verification

    Security/compliance

    No security, trust, or compliance source attached

    Source linked

    Integration fit

    API available with docs/profile signal

    View source
    Needs verification

    Adoption proof

    No public adoption proof attached

    Vendor value loop

    Vendors receive anonymous aggregate evaluation demand by default. Account details are shared only after explicit buyer contact or consent.

    Request vendor contact
    free
    Public JavaScript package download trends for SDK/tool adoption proxies.
    PyPI StatsfreePublic Python package download trends for SDK/tool adoption proxies.
    Product Hunt APIfreemiumLaunch timing, maker activity, and early-adopter demand signals when products launch publicly.
    Pending review
    GitHubWebsite

    Team proof is pending until the product profile is claimed.

    OSS MaintainerProtocol Ready
    Owner checklist

    Verified domain

    +15

    Verify publisher ownership to remove the unclaimed status gap.

    SDK/API telemetry connected

    +20

    Connect SDK to unlock Verified Adoption.

    Verified adoption badge

    +10

    Send enough verified adoption events to pass the cohort threshold.

    Funding, backer, or security proof

    +8

    Add funding, backer, or security evidence to qualify for higher trust badges.

    Improve profile
    Pending review
    Insufficient cohort50% confidence

    Category rank

    AgentRank methodology · Pending

    		Pending reviewRank pending40% confidence

    Team proof

    Domain, social, and team evidence · Live

    		Pending reviewTeam signal exists45% confidence

    Security and enterprise readiness

    Docs, compliance, protocol, and readiness signals · Pending

    		Pending reviewSecurity proof pending38% confidence
    Share and embed

    Public profile card

    Share the product's rank, trust state, and top badges.

    Open

    Verified Adoption badge

    README and website badge backed by telemetry.

    Open
    [![Verified Adoption](/api/badges/haystack?variant=verified)](https://tokensand.com/tools/rag-frameworks/haystack)

    Top 10 badge

    Unlocks automatically when the profile enters Top 10.

    Open
    [![Top 10](/api/badges/haystack?variant=top10)](https://tokensand.com/tools/rag-frameworks/haystack)

    Team launch card

    Founder/team credibility card for launch posts and investor updates.

    Open

    Weekly momentum card

    Share rank movement and verified adoption growth.

    EnterpriseOpen
    Launch copy

    Haystack is live as a public adoption profile: https://tokensand.com/tools/rag-frameworks/haystack. Verified proof beats vanity metrics.

    Embed path: /api/badges/haystack?variant=verified · Profile: /tools/rag-frameworks/haystack

    Tracked Developers

    0

    Known active developer activity

    Profile Status

    Unclaimed

    Owner action needed

    Agent-readable protocol evidence raises trust and commercial readiness.

    Benchmark proof

    Benchmarks attached

    2 latest benchmark results linked to this profile.

    Trust gaps

    Verify publisher ownership
    Send SDK/API telemetry

    Enterprise verification can enrich evidence and export proof packages, but cannot buy rank.

    Claim this tool to see who is evaluating it
    Next best action

    Claim Haystack before competitors use this profile as proof.

    Connect usage events, resolve developer identities, and see which accounts are evaluating Haystack.

    Claim this tool to see who is evaluating it
    Talk to sales

    Retention cohorts

    Track first API call through 7/30/90-day retention and expansion.

    Talk to sales

    Competitor overlap

    Find developers evaluating alternatives and switching between tools.

    Talk to sales

    Category benchmark

    Compare activation, retention, and growth against your market.

    Talk to sales

    Recommended actions

    Prioritized DevRel, product, and sales plays based on live adoption signals.

    Talk to sales
    Ship with Haystack in 60 seconds
    Hackathon-readyShell

    Auto-detected from official docs

    pip
    pip install haystack-ai
    Docs:Official DocsGitHubWebsite