Comparison
Lumos vs embedJs
Verdict
Pick Lumos if lumos is a RAG LLM co-pilot that operates within Chrome and leverages local language models to support web browsing with automation; pick embedJs if embedJs is a NodeJS RAG framework in TypeScript for integrating large language models and embeddings.
Markdown twin · Lumos alternatives · embedJs alternatives
GraphCanon updated Sep 20, 2026
9views this month
Trust & integrity
| Signal | Lumos | embedJs |
|---|---|---|
| Maintenance | Dormant (601d since push) As of Sep 20, 2026 · github_public_v1 | Steady (85d since push) As of Sep 20, 2026 · github_public_v1 |
| Provenance | Not a fork · Personal account As of Sep 20, 2026 · github_public_v1 | Not a fork · Organization account As of Sep 20, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 15, 2026 · osv@v1 | No lockfile (source not queried) As of Jul 11, 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
- Lumos
- A RAG LLM co-pilot for browsing the web
- embedJs
- A NodeJS RAG framework for working with LLMs and embeddings
Stars
- Lumos
- 1.5k
- embedJs
- 602
Forks
- Lumos
- 111
- embedJs
- 76
Open issues
- Lumos
- 24
- embedJs
- 18
Language
- Lumos
- TypeScript
- embedJs
- TypeScript
Adopt for
- Lumos
- Lumos is a RAG LLM co-pilot that operates within Chrome and leverages local language models to support web browsing with automation.
- embedJs
- EmbedJs is a NodeJS RAG framework in TypeScript for integrating large language models and embeddings.
Persona
- Lumos
- -
- embedJs
- -
Runtime
- Lumos
- -
- embedJs
- -
License
- Lumos
- MIT
- embedJs
- Apache-2.0
Last pushed
- Lumos
- Jan 26, 2025
- embedJs
- Jun 26, 2026
Categories
- Lumos
- Data & Retrieval, LLM Frameworks
- embedJs
- Data & Retrieval, LLM Frameworks
Trust and health
Maintenance
- Lumos
- Dormant (18%)
- embedJs
- Steady (60%)
Days since push
- Lumos
- 601d
- embedJs
- 85d
Open issues (now)
- Lumos
- 24
- embedJs
- 18
Stars delta
- Lumos
- -3 (30d)
- embedJs
- -2 (30d)
Owner type
- Lumos
- User
- embedJs
- Organization
Full report
- Lumos
- Trust report
- embedJs
- Trust report
Choose Lumos if…
- License: Lumos is MIT, embedJs is Apache-2.0.
- Requirements: Ensure that your environment supports Docker to run the Ollama server as required for Lumos operation.; Your development workflow should be prepared to integrate a Chrome extension, considering you need to load unpacked extensions into Chrome..
- Tags unique to Lumos: chrome-extension, langchain, langchain-js, llm.
- Use Lumos when your task involves heavy web navigation and requires interaction with the latest local machine learning models directly from a browser.
When NOT to use Lumos
- Avoid using Lumos when your primary task does not involve browsing the web or requires a standalone application interface that does not need browser augmentation.
- Do not use this tool if you are looking for support in languages other than TypeScript, as it is specifically built around this language.
Choose embedJs if…
- License: embedJs is Apache-2.0, Lumos is MIT.
- Tags unique to embedJs: ai, chatgpt, claude, cohere.
- Use EmbedJs when you need a TypeScript-based framework to work with various LLMs such as GPT, Claude, or HuggingFace within a NodeJS environment.
When NOT to use embedJs
- Avoid using EmbedJs if you prefer frameworks in languages other than TypeScript or work primarily outside the NodeJS ecosystem.
- Do not use EmbedJs if comprehensive support for only specific LLMs such as Mistral or Ollama is required, as its scope spans multiple popular models, potentially complicating specialized setups.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (andrewnguonly/Lumos) · observed Sep 20, 2026
- GitHub forks (andrewnguonly/Lumos) · observed Sep 20, 2026
- Last push (andrewnguonly/Lumos) · observed Jan 26, 2025
- License file (MIT) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 15, 2026
- GitHub stars (llm-tools/embedJs) · observed Sep 20, 2026
- GitHub forks (llm-tools/embedJs) · observed Sep 20, 2026
- Last push (llm-tools/embedJs) · observed Jun 26, 2026
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 14, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: Lumos 1.5k · embedJs 602 (synced Sep 20, 2026).
Common questions
- What is the difference between Lumos and embedJs?
- Lumos: A RAG LLM co-pilot for browsing the web. embedJs: A NodeJS RAG framework for working with LLMs and embeddings. See the comparison table for live GitHub stats and shared categories.
- When should I choose Lumos over embedJs?
- Choose Lumos over embedJs when License: Lumos is MIT, embedJs is Apache-2.0; Requirements: Ensure that your environment supports Docker to run the Ollama server as required for Lumos operation.; Your development workflow should be prepared to integrate a Chrome extension, considering you need to load unpacked extensions into Chrome.; Tags unique to Lumos: chrome-extension, langchain, langchain-js, llm; Use Lumos when your task involves heavy web navigation and requires interaction with the latest local machine learning models directly from a browser.
- When should I choose embedJs over Lumos?
- Choose embedJs over Lumos when License: embedJs is Apache-2.0, Lumos is MIT; Tags unique to embedJs: ai, chatgpt, claude, cohere; Use EmbedJs when you need a TypeScript-based framework to work with various LLMs such as GPT, Claude, or HuggingFace within a NodeJS environment.
- When should I avoid Lumos?
- Avoid using Lumos when your primary task does not involve browsing the web or requires a standalone application interface that does not need browser augmentation. Do not use this tool if you are looking for support in languages other than TypeScript, as it is specifically built around this language.
- When should I avoid embedJs?
- Avoid using EmbedJs if you prefer frameworks in languages other than TypeScript or work primarily outside the NodeJS ecosystem. Do not use EmbedJs if comprehensive support for only specific LLMs such as Mistral or Ollama is required, as its scope spans multiple popular models, potentially complicating specialized setups.
- Is Lumos or embedJs more popular on GitHub?
- Lumos has more GitHub stars (1,513 vs 602). Stars measure visibility, not whether either tool fits your constraints.
- Are Lumos and embedJs open source?
- Yes - both are open-source projects on GitHub (Lumos: MIT, embedJs: Apache-2.0).
- Where can I find alternatives to Lumos or embedJs?
- GraphCanon lists graph-backed alternatives at Lumos alternatives and embedJs alternatives (Lumos markdown twin, embedJs 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, Lumos or embedJs?
- Lumos: Dormant. embedJs: Steady. 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 Lumos and embedJs?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: Lumos trust report; embedJs trust report.