Skill comparison

Compare agent skills before installing.

Put high-signal skills side by side and inspect quality, adoption, freshness, install readiness, use-case fit, and warnings in one place.

Comparing 4 skills

Use this as a shortlist, then open the skill detail page before adopting.

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Decision summary

Kimai is the strongest overall pick here because it has a 100/100 readiness score and fits Document processing.

Strongest overall

Kimai

Use this as a leading candidate, then validate the README and install path in your own agent stack.

Fastest prototype

Kimai

Best first install candidate based on install readiness and adoption.

Freshest repo

Kimai

Most recent maintenance signal among this shortlist.

Signal	Siwapp Ror Online Invoice Management in Ruby On Rails.	Invoice Printer Super simple PDF invoicing	SolidInvoice Simple and elegant invoicing solution.	Kimai Kimai is the #1 open-source time-tracking application. From freelancers to companies and organisations - everyone can manage timesheets, generate reports, create invoices and so much more... Web-based multi-user application, available as On-Premise or SaaS version: https://www.kimai.org
Quality	51/100 Needs review	81/100 Strong	87/100 Excellent	100/100 Excellent
Decision verdict	41/100 Needs manual review Do a manual repository review before adding this to an agent workflow.	92/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack.	98/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack.	100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack.
Adoption	328 stars 0 installs	977 stars 0 installs	894 stars 0 installs	4.7K stars 0 installs
Freshness	Jul 4, 2023	May 6, 2026	Jun 16, 2026	Jun 16, 2026
Use-case fit	Document processing RAG and knowledge GitHub automation	Document processing RAG and knowledge GitHub automation	Document processing GitHub automation Coding agents	Document processing Sports analytics GitHub automation
Stack fit	RAG knowledge base Content growth agent	RAG knowledge base Content growth agent	Content growth agent Coding review agent	Content growth agent Web data pipeline
Platform hints	Ruby, Invoice, Claude Code	Ruby, Invoice, Claude Code	PHP, Invoice, Claude Code	PHP, Invoice, Claude Code
Warnings	Repository looks stale · No OpenAgentSkill engagement data yet	No OpenAgentSkill engagement data yet	No OpenAgentSkill engagement data yet	No OpenAgentSkill engagement data yet
Best for	Document processing workflows · Claude Code teams · builders willing to evaluate younger projects	Document processing workflows · Claude Code teams · teams that value GitHub adoption signals	Document processing workflows · Claude Code teams · teams that value GitHub adoption signals	Document processing workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal for	teams that require actively maintained dependencies · production agents without a repository review	teams that need a vendor-supported SLA · high-compliance environments without internal security review	teams that need a vendor-supported SLA · high-compliance environments without internal security review	teams that need a vendor-supported SLA · high-compliance environments without internal security review
OpenAgentSkill engagement	0 views 0 install copies	0 views 0 install copies	0 views 0 install copies	0 views 0 install copies
Install	`$ npx skills add siwapp/siwapp-ror`	`$ npx skills add strzibny/invoice_printer`	`$ npx skills add SolidInvoice/SolidInvoice`	`$ npx skills add kimai/kimai`