Comparison
kotaemon vs ArkhamMirror
Verdict
Pick kotaemon if cinnamon's kotaemon is an open-source Retrieval-Augmented Generation-based chat tool that facilitates document interaction through a user-friendly chat interface; pick ArkhamMirror if arkhamMirror is a privacy-focused, self-hosted document intelligence platform with entity extraction and knowledge graph creation capabilities tailored for investigative journalists in air-gapped environments.
Markdown twin · kotaemon alternatives · ArkhamMirror alternatives
GraphCanon updated Aug 18, 2026
11views this month
vs
Trust & integrity
| Signal | kotaemon | ArkhamMirror |
|---|---|---|
| Maintenance | Steady (34d since push) As of Aug 18, 2026 · github_public_v1 | Slowing (199d since push) As of Aug 13, 2026 · github_public_v1 |
| Provenance | Not a fork · Organization account As of Aug 18, 2026 · github_public_v1 | Not a fork · Personal account As of Aug 13, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 | No lockfile (source not queried) As of Jul 15, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- kotaemon
- An open-source RAG-based tool for chatting with your documents.
- ArkhamMirror
- Local-first AI-powered document intelligence platform for investigative journalism
Stars
- kotaemon
- 26k
- ArkhamMirror
- 484
Forks
- kotaemon
- 2.1k
- ArkhamMirror
- 48
Open issues
- kotaemon
- 241
- ArkhamMirror
- 0
Language
- kotaemon
- Python
- ArkhamMirror
- Python
Adopt for
- kotaemon
- Cinnamon's kotaemon is an open-source Retrieval-Augmented Generation-based chat tool that facilitates document interaction through a user-friendly chat interface.
- ArkhamMirror
- ArkhamMirror is a privacy-focused, self-hosted document intelligence platform with entity extraction and knowledge graph creation capabilities tailored for investigative journalists in air-gapped environments.
Persona
- kotaemon
- -
- ArkhamMirror
- -
Runtime
- kotaemon
- -
- ArkhamMirror
- -
License
- kotaemon
- Apache-2.0
- ArkhamMirror
- MIT
Last pushed
- kotaemon
- Jul 14, 2026
- ArkhamMirror
- Jan 25, 2026
Categories
- kotaemon
- Data & Retrieval, Developer Tools
- ArkhamMirror
- Data & Retrieval, Developer Tools
Trust and health
Maintenance
- kotaemon
- Steady (60%)
- ArkhamMirror
- Slowing (36%)
Days since push
- kotaemon
- 34d
- ArkhamMirror
- 199d
Open issues (now)
- kotaemon
- 241
- ArkhamMirror
- 0
Stars delta
- kotaemon
- +138 (30d)
- ArkhamMirror
- Unknown
Open issues delta
- kotaemon
- +4 (30d)
- ArkhamMirror
- Unknown
Owner type
- kotaemon
- Organization
- ArkhamMirror
- User
Full report
- kotaemon
- Trust report
- ArkhamMirror
- Trust report
Shared compatibility
- Python · kotaemon: Python runtime · ArkhamMirror: Python runtime
Choose kotaemon if…
- License: kotaemon is Apache-2.0, ArkhamMirror is MIT.
- Tags unique to kotaemon: chatbot, llms, open-source, rag.
- When you need to customize the file types you can process beyond PDFs, HTML, MHTML, and XLSX by opting for the `full` Docker version which includes additional packages from 'unstructured'.
When NOT to use kotaemon
- If you only need to process a limited set of file types (PDF, HTML, MHTML, XLSX) and prefer the smaller Docker image size, as the `lite` version lacks additional package dependencies.
- In environments with strict constraints on external dependencies where installing Docker or Python packages is not feasible.
Choose ArkhamMirror if…
- License: ArkhamMirror is MIT, kotaemon is Apache-2.0.
- Requirements: Min 8 GB RAM; Requires Docker.
- Tags unique to ArkhamMirror: air-gapped, data-visualization, digital-forensics, docker.
- When handling sensitive data that requires strict privacy controls and confidentiality
When NOT to use ArkhamMirror
- When you require cloud-based services or real-time collaboration features that are not available in a self-hosted solution
- For general-purpose document intelligence tasks that do not involve investigative journalism or detailed privacy requirements
- If your project's success depends on the integration with specific third-party APIs or cloud storage systems
- In scenarios where continuous online data synchronization and real-time updates to central servers are essential
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (Cinnamon/kotaemon) · observed Aug 18, 2026
- GitHub forks (Cinnamon/kotaemon) · observed Aug 18, 2026
- Last push (Cinnamon/kotaemon) · observed Jul 14, 2026
- License file (Apache-2.0) · observed Aug 18, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (mantisfury/ArkhamMirror) · observed Aug 13, 2026
- GitHub forks (mantisfury/ArkhamMirror) · observed Aug 13, 2026
- Last push (mantisfury/ArkhamMirror) · observed Jan 25, 2026
- License file (MIT) · observed Aug 13, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 15, 2026
GitHub stars on cards: kotaemon 26k · ArkhamMirror 484 (synced Aug 18, 2026).
Common questions
- What is the difference between kotaemon and ArkhamMirror?
- kotaemon: An open-source RAG-based tool for chatting with your documents.. ArkhamMirror: Local-first AI-powered document intelligence platform for investigative journalism. See the comparison table for live GitHub stats and shared categories.
- When should I choose kotaemon over ArkhamMirror?
- Choose kotaemon over ArkhamMirror when License: kotaemon is Apache-2.0, ArkhamMirror is MIT; Tags unique to kotaemon: chatbot, llms, open-source, rag; When you need to customize the file types you can process beyond PDFs, HTML, MHTML, and XLSX by opting for the
fullDocker version which includes additional packages from 'unstructured'. - When should I choose ArkhamMirror over kotaemon?
- Choose ArkhamMirror over kotaemon when License: ArkhamMirror is MIT, kotaemon is Apache-2.0; Requirements: Min 8 GB RAM; Requires Docker; Tags unique to ArkhamMirror: air-gapped, data-visualization, digital-forensics, docker; When handling sensitive data that requires strict privacy controls and confidentiality.
- When should I avoid kotaemon?
- If you only need to process a limited set of file types (PDF, HTML, MHTML, XLSX) and prefer the smaller Docker image size, as the
liteversion lacks additional package dependencies. In environments with strict constraints on external dependencies where installing Docker or Python packages is not feasible. - When should I avoid ArkhamMirror?
- When you require cloud-based services or real-time collaboration features that are not available in a self-hosted solution For general-purpose document intelligence tasks that do not involve investigative journalism or detailed privacy requirements If your project's success depends on the integration with specific third-party APIs or cloud storage systems In scenarios where continuous online data synchronization and real-time updates to central servers are essential
- Is kotaemon or ArkhamMirror more popular on GitHub?
- kotaemon has more GitHub stars (25,701 vs 484). Stars measure visibility, not whether either tool fits your constraints.
- Are kotaemon and ArkhamMirror open source?
- Yes - both are open-source projects on GitHub (kotaemon: Apache-2.0, ArkhamMirror: MIT).
- Where can I find alternatives to kotaemon or ArkhamMirror?
- GraphCanon lists graph-backed alternatives at kotaemon alternatives and ArkhamMirror alternatives (kotaemon markdown twin, ArkhamMirror markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, kotaemon or ArkhamMirror?
- kotaemon: Steady. ArkhamMirror: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for kotaemon and ArkhamMirror?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: kotaemon trust report; ArkhamMirror trust report.