Home/Compare/oh-my-openagent vs siyuan

Comparison

oh-my-openagent vs siyuan

Verdict

Pick oh-my-openagent if decisive facts about oh-my-openagent; pick siyuan if siyuan is a privacy-focused, self-hosted knowledge management tool written in TypeScript and Golang, specialized for personal digital gardens and integrating with various local storage solutions.

Markdown twin · oh-my-openagent alternatives · siyuan alternatives

GraphCanon updated today

oh-my-openagent logo

oh-my-openagent

code-yeongyu/oh-my-openagent

66kpushed Jul 11, 2026
vs
siyuan logo

siyuan

siyuan-note/siyuan

45kpushed Jul 11, 2026

Trust & integrity

Signaloh-my-openagentsiyuan
Maintenance
Very active (0d since push)
As of today · github_public_v1
Very active (0d since push)
As of today · github_public_v1
Provenance
Not a fork · Personal account
As of today · github_public_v1
Not a fork · Organization account
As of today · github_public_v1
Security (OSV)
No lockfile
As of today · none
No lockfile
As of today · none

Tagline

oh-my-openagent
A coding agent for complex codebases, supporting multiple AI agents like ChatGPT and Claude.
siyuan
A privacy-first, self-hosted personal knowledge management software

Stars

oh-my-openagent
66k
siyuan
45k

Forks

oh-my-openagent
5.3k
siyuan
2.9k

Open issues

oh-my-openagent
876
siyuan
334

Language

oh-my-openagent
TypeScript
siyuan
TypeScript

Adopt for

oh-my-openagent
Decisive facts about oh-my-openagent.
siyuan
Siyuan is a privacy-focused, self-hosted knowledge management tool written in TypeScript and Golang, specialized for personal digital gardens and integrating with various local storage solutions.

Persona

oh-my-openagent
-
siyuan
-

Runtime

oh-my-openagent
-
siyuan
-

License

oh-my-openagent
Other
siyuan
AGPL-3.0

Last pushed

oh-my-openagent
Jul 11, 2026
siyuan
Jul 11, 2026

Categories

oh-my-openagent
AI Agents, Developer Tools
siyuan
Developer Tools

Trust and health

Open issues (now)

oh-my-openagent
876
siyuan
334

Owner type

oh-my-openagent
User
siyuan
Organization

Full report

oh-my-openagent
Trust report

Choose oh-my-openagent if…

  • License: oh-my-openagent is Other, siyuan is AGPL-3.0.
  • Tags unique to oh-my-openagent: ai, codex, chatgpt, claude.
  • Also covers AI Agents.
  • oh-my-openagent ships an MCP server manifest.
  • When working with complex codebases and requiring integration with multiple AI systems like Anthropic, ChatGPT, and Claude for better code orchestration and lifecycle hook management.

When NOT to use oh-my-openagent

  • When your project is not reliant on AI integration or complex orchestration capabilities. For simpler codebases, its advanced features may be overkill.
  • If your development environment does not support TypeScript or if you are exclusively working with Codex CLI and prefer a less integrated solution, opting for another tool could be more suitable since

Choose siyuan if…

  • License: siyuan is AGPL-3.0, oh-my-openagent is Other.
  • Tags unique to siyuan: markdown, self-hosted, pdf, local-first.
  • siyuan ships Docker support for self-hosted deployment.
  • Siyuan should be used when you require a fully open-source tool that prioritizes privacy and keeps all data locally.

When NOT to use siyuan

  • Siyuan may not be suitable if you require cloud synchronization features provided by proprietary software as it focuses on local-first operations.
  • If your preference is for a more visually customizable interface, Siyuan's design might have limitations compared to its competitors that offer extensive theming and UI customization.

Explore

Sources

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

GitHub stars on cards: oh-my-openagent 66k · siyuan 45k (synced Jul 11, 2026).

Common questions

What is the difference between oh-my-openagent and siyuan?
oh-my-openagent: A coding agent for complex codebases, supporting multiple AI agents like ChatGPT and Claude.. siyuan: A privacy-first, self-hosted personal knowledge management software. See the comparison table for live GitHub stats and shared categories.
When should I choose oh-my-openagent over siyuan?
Choose oh-my-openagent over siyuan when License: oh-my-openagent is Other, siyuan is AGPL-3.0; Tags unique to oh-my-openagent: ai, codex, chatgpt, claude; Also covers AI Agents; oh-my-openagent ships an MCP server manifest; When working with complex codebases and requiring integration with multiple AI systems like Anthropic, ChatGPT, and Claude for better code orchestration and lifecycle hook management.
When should I choose siyuan over oh-my-openagent?
Choose siyuan over oh-my-openagent when License: siyuan is AGPL-3.0, oh-my-openagent is Other; Tags unique to siyuan: markdown, self-hosted, pdf, local-first; siyuan ships Docker support for self-hosted deployment; Siyuan should be used when you require a fully open-source tool that prioritizes privacy and keeps all data locally.
When should I avoid oh-my-openagent?
When your project is not reliant on AI integration or complex orchestration capabilities. For simpler codebases, its advanced features may be overkill. If your development environment does not support TypeScript or if you are exclusively working with Codex CLI and prefer a less integrated solution, opting for another tool could be more suitable since
When should I avoid siyuan?
Siyuan may not be suitable if you require cloud synchronization features provided by proprietary software as it focuses on local-first operations. If your preference is for a more visually customizable interface, Siyuan's design might have limitations compared to its competitors that offer extensive theming and UI customization.
Is oh-my-openagent or siyuan more popular on GitHub?
oh-my-openagent has more GitHub stars (65,526 vs 45,045). Stars measure visibility, not whether either tool fits your constraints.
Are oh-my-openagent and siyuan open source?
Yes - both are open-source projects on GitHub (oh-my-openagent: Other, siyuan: AGPL-3.0).
Where can I find alternatives to oh-my-openagent or siyuan?
GraphCanon lists graph-backed alternatives at oh-my-openagent alternatives and siyuan alternatives (oh-my-openagent markdown twin, siyuan 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, oh-my-openagent or siyuan?
oh-my-openagent: Very active. siyuan: 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 oh-my-openagent and siyuan?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: oh-my-openagent trust report; siyuan trust report.