Comparison
litellm vs willow
Verdict
Pick litellm when litellm is primarily Python; willow is C; pick willow when willow is primarily C; litellm is Python.
Markdown twin · litellm alternatives · willow alternatives
GraphCanon updated today
Trust & integrity
| Signal | litellm | willow |
|---|---|---|
| Maintenance | Very active (0d since push) As of today · github_public_v1 | Slowing (147d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| Security (OSV) | 2 low (2 low) As of today · osv@v1 | No lockfile As of today · none |
Tagline
- litellm
- Python SDK and Proxy Server for calling multiple LLM APIs
- willow
- Open source, local, and self-hosted Amazon Echo/Google Home competitive Voice Assistant alternative
Stars
- litellm
- 53k
- willow
- 3.1k
Forks
- litellm
- 9.7k
- willow
- 120
Open issues
- litellm
- 3.9k
- willow
- 27
Language
- litellm
- Python
- willow
- C
Adopt for
- litellm
- litellm is a Python SDK and Proxy Server that facilitates the interaction with over 100 LLM APIs, offering features such as cost tracking, guardrails, load balancing, and logging.
- willow
- -
Persona
- litellm
- -
- willow
- -
Runtime
- litellm
- -
- willow
- -
License
- litellm
- The licensing terms for LiteLLM are provided under a license type categorized as 'Other'; details of the exact license should be referenced directly from its source.
- willow
- Apache-2.0
Last pushed
- litellm
- Jul 11, 2026
- willow
- Feb 13, 2026
Categories
- litellm
- LLM Frameworks, Inference & Serving
- willow
- LLM Frameworks, Inference & Serving, Speech & Audio
Trust and health
Maintenance
- litellm
- Very active (96%)
- willow
- Slowing (36%)
Days since push
- litellm
- 0d
- willow
- 147d
Open issues (now)
- litellm
- 3.9k
- willow
- 27
Security scan
- litellm
- 2 low (2 low)
- willow
- No lockfile
Full report
- litellm
- Trust report
- willow
- Trust report
Choose litellm if…
- litellm is primarily Python; willow is C.
- License: litellm is Other, willow is Apache-2.0.
- Pricing: While the core functionality is provided free, specific extended features might require a paid plan..
- Requirements: Requires Docker.
- Tags unique to litellm: llm, bedrock, ai-gateway, openai.
- When you need to integrate multiple LLM (Language Learning Modelling) APIs into your application across different providers like Bedrock, Azure, OpenAI, VertexAI, Cohere, Anthropic, Sagemaker, Hugging
When NOT to use litellm
- If your project only requires interaction with a single LLM API and basic functionalities, litellm may be overkill.
Choose willow if…
- willow is primarily C; litellm is Python.
- License: willow is Apache-2.0, litellm is Other.
- Tags unique to willow: esp-adf, deep-learning, google-home, esp-idf.
- Also covers Speech & Audio.
When NOT to use willow
- Last GitHub push was 148 days ago (slowing maintenance, Feb 13, 2026). Validate activity before betting a new project on willow.
- LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
- Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (BerriAI/litellm) · observed Jul 11, 2026
- GitHub forks (BerriAI/litellm) · observed Jul 11, 2026
- Last push (BerriAI/litellm) · observed Jul 11, 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 (HeyWillow/willow) · observed Jul 11, 2026
- GitHub forks (HeyWillow/willow) · observed Jul 11, 2026
- Last push (HeyWillow/willow) · observed Feb 13, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: litellm 53k · willow 3.1k (synced Jul 11, 2026).
Common questions
- What is the difference between litellm and willow?
- litellm: Python SDK and Proxy Server for calling multiple LLM APIs. willow: Open source, local, and self-hosted Amazon Echo/Google Home competitive Voice Assistant alternative. See the comparison table for live GitHub stats and shared categories.
- When should I choose litellm over willow?
- Choose litellm over willow when litellm is primarily Python; willow is C; License: litellm is Other, willow is Apache-2.0; Pricing: While the core functionality is provided free, specific extended features might require a paid plan.; Requirements: Requires Docker; Tags unique to litellm: llm, bedrock, ai-gateway, openai; When you need to integrate multiple LLM (Language Learning Modelling) APIs into your application across different providers like Bedrock, Azure, OpenAI, VertexAI, Cohere, Anthropic, Sagemaker, Hugging.
- When should I choose willow over litellm?
- Choose willow over litellm when willow is primarily C; litellm is Python; License: willow is Apache-2.0, litellm is Other; Tags unique to willow: esp-adf, deep-learning, google-home, esp-idf; Also covers Speech & Audio.
- When should I avoid litellm?
- If your project only requires interaction with a single LLM API and basic functionalities, litellm may be overkill.
- When should I avoid willow?
- Last GitHub push was 148 days ago (slowing maintenance, Feb 13, 2026). Validate activity before betting a new project on willow. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
- Is litellm or willow more popular on GitHub?
- litellm has more GitHub stars (53,271 vs 3,066). Stars measure visibility, not whether either tool fits your constraints.
- Are litellm and willow open source?
- Yes - both are open-source projects on GitHub (litellm: Other, willow: Apache-2.0).
- Where can I find alternatives to litellm or willow?
- GraphCanon lists graph-backed alternatives at litellm alternatives and willow alternatives (litellm markdown twin, willow 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, litellm or willow?
- litellm: Very active. willow: 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 litellm and willow?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: litellm trust report; willow trust report.