Comparison
hello-agents vs langgraph4j
Verdict
Pick hello-agents when hello-agents is primarily Python; langgraph4j is Java; pick langgraph4j when langgraph4j is primarily Java; hello-agents is Python.
Markdown twin · hello-agents alternatives · langgraph4j alternatives
GraphCanon updated today
vs
Trust & integrity
| Signal | hello-agents | langgraph4j |
|---|---|---|
| Maintenance | Very active (0d since push) As of 4d · github_public_v1 | Very active (0d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of 4d · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 4d · osv@v1 | No lockfile (source not queried) As of today · 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
- hello-agents
- Course on building intelligent agents from scratch
- langgraph4j
- 🚀 LangGraph for Java. A library for develop AI Agentic Architectures in the Java ecosystem. Designed to work seamlessly with both Langchain4j and Spring AI.
Stars
- hello-agents
- 65k
- langgraph4j
- 1.8k
Forks
- hello-agents
- 8.1k
- langgraph4j
- 244
Open issues
- hello-agents
- 144
- langgraph4j
- 22
Language
- hello-agents
- Python
- langgraph4j
- Java
Adopt for
- hello-agents
- hello-agents is a comprehensive guide and hands-on tutorial for developing AI agents using LLMs (Large Language Models) and RAG methods.
- langgraph4j
- -
Persona
- hello-agents
- -
- langgraph4j
- -
Runtime
- hello-agents
- -
- langgraph4j
- -
License
- hello-agents
- hello-agents is covered under an unconventional license which may require further review before usage.
- langgraph4j
- MIT
Last pushed
- hello-agents
- Jul 10, 2026
- langgraph4j
- Jul 14, 2026
Categories
- hello-agents
- AI Agents, LLM Frameworks
- langgraph4j
- AI Agents, LLM Frameworks
Trust and health
Open issues (now)
- hello-agents
- 144
- langgraph4j
- 22
Full report
- hello-agents
- Trust report
- langgraph4j
- Trust report
Choose hello-agents if…
- hello-agents is primarily Python; langgraph4j is Java.
- License: hello-agents is Other, langgraph4j is MIT.
- Requirements: Min 4 GB RAM; Python knowledge assumed.
- Tags unique to hello-agents: agent, llm, rag, tutorial.
- You should use hello-agents if you are interested in practical, step-by-step instructions on building intelligent agents from the ground up.
When NOT to use hello-agents
- Avoid using hello-agents if you are looking for a quick, superficial introduction to AI agents; this tool focuses heavily on in-depth learning and practical application.
- Do not opt for hello-agents if you want a more general AI development resource; unlike some competitors, it has a narrower focus specifically on agent creation with advanced methods like LLMs and RAG.
Choose langgraph4j if…
- langgraph4j is primarily Java; hello-agents is Python.
- License: langgraph4j is MIT, hello-agents is Other.
- Tags unique to langgraph4j: agents, ai, java, langchain4j.
When NOT to use langgraph4j
- AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism.
- LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (datawhalechina/hello-agents) · observed Jul 11, 2026
- GitHub forks (datawhalechina/hello-agents) · observed Jul 11, 2026
- Last push (datawhalechina/hello-agents) · observed Jul 10, 2026
- License file (Other) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (langgraph4j/langgraph4j) · observed Jul 15, 2026
- GitHub forks (langgraph4j/langgraph4j) · observed Jul 15, 2026
- Last push (langgraph4j/langgraph4j) · observed Jul 14, 2026
- License file (MIT) · observed Jul 15, 2026
- Trust scan (lockfile / OSV) · observed Jul 15, 2026
GitHub stars on cards: hello-agents 65k · langgraph4j 1.8k (synced Jul 11, 2026).
Common questions
- What is the difference between hello-agents and langgraph4j?
- hello-agents: Course on building intelligent agents from scratch. langgraph4j: 🚀 LangGraph for Java. A library for develop AI Agentic Architectures in the Java ecosystem. Designed to work seamlessly with both Langchain4j and Spring AI.. See the comparison table for live GitHub stats and shared categories.
- When should I choose hello-agents over langgraph4j?
- Choose hello-agents over langgraph4j when hello-agents is primarily Python; langgraph4j is Java; License: hello-agents is Other, langgraph4j is MIT; Requirements: Min 4 GB RAM; Python knowledge assumed; Tags unique to hello-agents: agent, llm, rag, tutorial; You should use hello-agents if you are interested in practical, step-by-step instructions on building intelligent agents from the ground up.
- When should I choose langgraph4j over hello-agents?
- Choose langgraph4j over hello-agents when langgraph4j is primarily Java; hello-agents is Python; License: langgraph4j is MIT, hello-agents is Other; Tags unique to langgraph4j: agents, ai, java, langchain4j.
- When should I avoid hello-agents?
- Avoid using hello-agents if you are looking for a quick, superficial introduction to AI agents; this tool focuses heavily on in-depth learning and practical application. Do not opt for hello-agents if you want a more general AI development resource; unlike some competitors, it has a narrower focus specifically on agent creation with advanced methods like LLMs and RAG.
- When should I avoid langgraph4j?
- AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
- Is hello-agents or langgraph4j more popular on GitHub?
- hello-agents has more GitHub stars (65,432 vs 1,816). Stars measure visibility, not whether either tool fits your constraints.
- Are hello-agents and langgraph4j open source?
- Yes - both are open-source projects on GitHub (hello-agents: Other, langgraph4j: MIT).
- Where can I find alternatives to hello-agents or langgraph4j?
- GraphCanon lists graph-backed alternatives at hello-agents alternatives and langgraph4j alternatives (hello-agents markdown twin, langgraph4j 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, hello-agents or langgraph4j?
- hello-agents: Very active. langgraph4j: Very active. 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 hello-agents and langgraph4j?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: hello-agents trust report; langgraph4j trust report.