Comparison
12-factor-agents vs LLFn
Verdict
Pick 12-factor-agents if a TypeScript-based framework focused on applying 12-factor principles to build production-ready software with large language models; pick LLFn if lightweight, MIT-licensed Python framework for developing with Language Models.
Markdown twin · 12-factor-agents alternatives · LLFn alternatives
GraphCanon updated 1w
vs
Trust & integrity
| Signal | 12-factor-agents | LLFn |
|---|---|---|
| Maintenance | Slowing (330d since push) As of 1w · github_public_v1 | Dormant (1112d since push) As of 1w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 1w · github_public_v1 | Not a fork · Organization account As of 1w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · 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
- 12-factor-agents
- Principles for building production-ready LLM-powered software
- LLFn
- A lightweight framework for creating applications using LLMs
Stars
- 12-factor-agents
- 25k
- LLFn
- 96
Forks
- 12-factor-agents
- 1.9k
- LLFn
- 7
Open issues
- 12-factor-agents
- 26
- LLFn
- 1
Language
- 12-factor-agents
- TypeScript
- LLFn
- Python
Adopt for
- 12-factor-agents
- A TypeScript-based framework focused on applying 12-factor principles to build production-ready software with large language models.
- LLFn
- Lightweight, MIT-licensed Python framework for developing with Language Models
Persona
- 12-factor-agents
- -
- LLFn
- -
Runtime
- 12-factor-agents
- -
- LLFn
- -
License
- 12-factor-agents
- The content and images are licensed under CC BY-SA 4.0, while the code is covered by the Apache 2.0 License.
- LLFn
- MIT
Last pushed
- 12-factor-agents
- Sep 21, 2025
- LLFn
- Jul 30, 2023
Categories
- 12-factor-agents
- AI Agents, LLM Frameworks
- LLFn
- LLM Frameworks
Trust and health
Maintenance
- 12-factor-agents
- Slowing (36%)
- LLFn
- Dormant (18%)
Days since push
- 12-factor-agents
- 330d
- LLFn
- 1112d
Open issues (now)
- 12-factor-agents
- 26
- LLFn
- 1
Stars delta
- 12-factor-agents
- +966 (30d)
- LLFn
- 0 (30d)
Full report
- 12-factor-agents
- Trust report
- LLFn
- Trust report
Choose 12-factor-agents if…
- 12-factor-agents is primarily TypeScript; LLFn is Python.
- License: 12-factor-agents is Other, LLFn is MIT.
- Pricing: Free to use with open-source licenses.
- Requirements: Min 4 GB RAM; Requires Docker; Requires a solid understanding of TypeScript and familiarity with concepts like prompt engineering and context window management..
- Tags unique to 12-factor-agents: 12-factor, agents, ai, context-window.
- Also covers AI Agents.
- You are specifically developing AI agents or LLM-powered applications in TypeScript and need a structured guideline grounded in the 12-factor app principles.
When NOT to use 12-factor-agents
- If your project requires languages other than TypeScript or if your application already has a strong foundation not necessarily aligning with the 12-factor app principles.
- When you’re looking for comprehensive deployment automation tools rather than guidance on building LLM-powered agents and ensuring their reliability in production environments.
Choose LLFn if…
- LLFn is primarily Python; 12-factor-agents is TypeScript.
- License: LLFn is MIT, 12-factor-agents is Other.
- Tags unique to LLFn: applications with llms, lightweight, python.
- Ideal for prototyping and small-scale projects needing quick development cycles.
When NOT to use LLFn
- Avoid if requiring extensive customization or large-scale applications with complex scaling needs.
- Not recommended for teams prioritizing enterprise-level support and service features.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (humanlayer/12-factor-agents) · observed Aug 18, 2026
- GitHub forks (humanlayer/12-factor-agents) · observed Aug 18, 2026
- Last push (humanlayer/12-factor-agents) · observed Sep 21, 2025
- License file (Other) · observed Aug 18, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (orgexyz/LLFn) · observed Aug 16, 2026
- GitHub forks (orgexyz/LLFn) · observed Aug 16, 2026
- Last push (orgexyz/LLFn) · observed Jul 30, 2023
- License file (MIT) · observed Aug 16, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: 12-factor-agents 25k · LLFn 96 (synced Aug 18, 2026).
Common questions
- What is the difference between 12-factor-agents and LLFn?
- 12-factor-agents: Principles for building production-ready LLM-powered software. LLFn: A lightweight framework for creating applications using LLMs. See the comparison table for live GitHub stats and shared categories.
- When should I choose 12-factor-agents over LLFn?
- Choose 12-factor-agents over LLFn when 12-factor-agents is primarily TypeScript; LLFn is Python; License: 12-factor-agents is Other, LLFn is MIT; Pricing: Free to use with open-source licenses; Requirements: Min 4 GB RAM; Requires Docker; Requires a solid understanding of TypeScript and familiarity with concepts like prompt engineering and context window management.; Tags unique to 12-factor-agents: 12-factor, agents, ai, context-window; Also covers AI Agents; You are specifically developing AI agents or LLM-powered applications in TypeScript and need a structured guideline grounded in the 12-factor app principles.
- When should I choose LLFn over 12-factor-agents?
- Choose LLFn over 12-factor-agents when LLFn is primarily Python; 12-factor-agents is TypeScript; License: LLFn is MIT, 12-factor-agents is Other; Tags unique to LLFn: applications with llms, lightweight, python; Ideal for prototyping and small-scale projects needing quick development cycles.
- When should I avoid 12-factor-agents?
- If your project requires languages other than TypeScript or if your application already has a strong foundation not necessarily aligning with the 12-factor app principles. When you’re looking for comprehensive deployment automation tools rather than guidance on building LLM-powered agents and ensuring their reliability in production environments.
- When should I avoid LLFn?
- Avoid if requiring extensive customization or large-scale applications with complex scaling needs. Not recommended for teams prioritizing enterprise-level support and service features.
- Is 12-factor-agents or LLFn more popular on GitHub?
- 12-factor-agents has more GitHub stars (25,353 vs 96). Stars measure visibility, not whether either tool fits your constraints.
- Are 12-factor-agents and LLFn open source?
- Yes - both are open-source projects on GitHub (12-factor-agents: Other, LLFn: MIT).
- Where can I find alternatives to 12-factor-agents or LLFn?
- GraphCanon lists graph-backed alternatives at 12-factor-agents alternatives and LLFn alternatives (12-factor-agents markdown twin, LLFn 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, 12-factor-agents or LLFn?
- 12-factor-agents: Slowing. LLFn: Dormant. 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 12-factor-agents and LLFn?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: 12-factor-agents trust report; LLFn trust report.