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Comparison

crewAI vs sim

Verdict

Pick crewAI if crewAI is a framework for orchestrating autonomous AI agents to work collaboratively on complex tasks, using Python and UV for dependency management; pick sim if sim, a platform for orchestrating AI agents with TypeScript support and local model capabilities via frameworks like Next.js and React.

Markdown twin · crewAI alternatives · sim alternatives

GraphCanon updated Sep 20, 2026

18views this month

crewAI logo

crewAI

crewAIInc/crewAI

★ 59kpushed Sep 18, 2026
vs
sim logo

sim

simstudioai/sim

★ 29kpushed Aug 18, 2026

Trust & integrity

SignalcrewAIsim
Maintenance
Very active (0d since push)
As of Sep 18, 2026 · github_public_v1
Very active (0d since push)
As of Aug 18, 2026 · github_public_v1
Provenance
Not a fork · Organization account
As of Sep 18, 2026 · github_public_v1
Not a fork · Organization account
As of Aug 18, 2026 · github_public_v1
OSV dependency advisories
No lockfile (source not queried)
As of Sep 18, 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
crewAI trust reportsim trust reportTrust methodology

Tagline

crewAI
Framework for orchestrating role-playing, autonomous AI agents
sim
Build, deploy, and orchestrate AI agents.

Stars

crewAI
59k
sim
29k

Forks

crewAI
8.5k
sim
3.8k

Open issues

crewAI
349
sim
277

Language

crewAI
Python
sim
TypeScript

Adopt for

crewAI
CrewAI is a framework for orchestrating autonomous AI agents to work collaboratively on complex tasks, using Python and UV for dependency management.
sim
Sim, a platform for orchestrating AI agents with TypeScript support and local model capabilities via frameworks like Next.js and React.

Persona

crewAI
-
sim
-

Runtime

crewAI
-
sim
-

License

crewAI
CrewAI is available under the MIT License, allowing for broad usage and modification.
sim
Licensed under Apache License 2.0, allowing for free usage, modification, and distribution with proper attribution.

Last pushed

crewAI
Sep 18, 2026
sim
Aug 18, 2026

Categories

crewAI
AI Agents
sim
AI Agents, Developer Tools

Trust and health

Open issues (now)

crewAI
349
sim
277

Stars delta

crewAI
+1.9k (30d)
sim
+286 (30d)

Open issues delta

crewAI
-420 (30d)
sim
+41 (30d)

Full report

crewAI
Trust report
sim
Trust report

Typed relationship

crewAI alternative simCrewAI offers a multi-agent automation framework, similar to the capabilities that Sim provides for orchestrating AI agents.

Choose crewAI if…

  • crewAI is primarily Python; sim is TypeScript.
  • License: crewAI is MIT, sim is Apache-2.0.
  • Requirements: Requires Python >=3.10 and <3.14.; Uses UV for dependency management..
  • CrewAI offers a multi-agent automation framework, similar to the capabilities that Sim provides for orchestrating AI agents.
  • Tags unique to crewAI: agents, ai, ai-agents, aiagentframework.
  • When you need a framework that supports the creation and orchestration of autonomous AI agents for collaborative tasks.

When NOT to use crewAI

  • If your project does not require autonomous AI agents or collaborative intelligence among agents.
  • When you prefer not to use UV for dependency management or if your environment does not support Python within the required version range.
  • If your project's complexity does not necessitate the orchestration of multiple AI agents, or if you are working in an environment where the installation of additional tools like UV is not feasible.
GitHubDetails

Choose sim if…

  • sim is primarily TypeScript; crewAI is Python.
  • License: sim is Apache-2.0, crewAI is MIT.
  • Requirements: Min 4 GB RAM; Requires Docker.
  • CrewAI offers a multi-agent automation framework, similar to the capabilities that Sim provides for orchestrating AI agents.
  • Tags unique to sim: agent-workflow, aiagents, automation, low-code.
  • Also covers Developer Tools.
  • When you need to build low-code/no-code applications using TypeScript and want integration with popular web frameworks such as Next.js and React.

When NOT to use sim

  • For projects that do not require low-code/no-code capabilities or when TypeScript is not preferred as a development language.
  • Projects may avoid Sim if they have strict requirements for cloud-based models only, and the use of local models via Ollama or vLLM is unnecessary.
GitHubDetails

Explore

crewAI trust report →sim trust report →AI Agents category →Developer Tools category →All comparisonsStack workflowsTrending tools

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: crewAI 59k · sim 29k (synced Sep 20, 2026).

Common questions

What is the difference between crewAI and sim?
crewAI: Framework for orchestrating role-playing, autonomous AI agents. sim: Build, deploy, and orchestrate AI agents.. See the comparison table for live GitHub stats and shared categories.
When should I choose crewAI over sim?
Choose crewAI over sim when crewAI is primarily Python; sim is TypeScript; License: crewAI is MIT, sim is Apache-2.0; Requirements: Requires Python >=3.10 and <3.14.; Uses UV for dependency management.; CrewAI offers a multi-agent automation framework, similar to the capabilities that Sim provides for orchestrating AI agents; Tags unique to crewAI: agents, ai, ai-agents, aiagentframework; When you need a framework that supports the creation and orchestration of autonomous AI agents for collaborative tasks.
When should I choose sim over crewAI?
Choose sim over crewAI when sim is primarily TypeScript; crewAI is Python; License: sim is Apache-2.0, crewAI is MIT; Requirements: Min 4 GB RAM; Requires Docker; CrewAI offers a multi-agent automation framework, similar to the capabilities that Sim provides for orchestrating AI agents; Tags unique to sim: agent-workflow, aiagents, automation, low-code; Also covers Developer Tools; When you need to build low-code/no-code applications using TypeScript and want integration with popular web frameworks such as Next.js and React.
When should I avoid crewAI?
If your project does not require autonomous AI agents or collaborative intelligence among agents. When you prefer not to use UV for dependency management or if your environment does not support Python within the required version range. If your project's complexity does not necessitate the orchestration of multiple AI agents, or if you are working in an environment where the installation of additional tools like UV is not feasible.
When should I avoid sim?
For projects that do not require low-code/no-code capabilities or when TypeScript is not preferred as a development language. Projects may avoid Sim if they have strict requirements for cloud-based models only, and the use of local models via Ollama or vLLM is unnecessary.
Is crewAI or sim more popular on GitHub?
crewAI has more GitHub stars (58,723 vs 29,424). Stars measure visibility, not whether either tool fits your constraints.
Are crewAI and sim open source?
Yes - both are open-source projects on GitHub (crewAI: MIT, sim: Apache-2.0).
Where can I find alternatives to crewAI or sim?
GraphCanon lists graph-backed alternatives at crewAI alternatives and sim alternatives (crewAI markdown twin, sim 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, crewAI or sim?
crewAI: Very active. sim: 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 crewAI and sim?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: crewAI trust report; sim trust report.

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