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.
Decision summary
Calcite is the strongest overall pick here because it has a 100/100 readiness score and fits GitHub automation.
Strongest overall
Calcite
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Calcite
Best first install candidate based on install readiness and adoption.
Freshest repo
Calcite
Most recent maintenance signal among this shortlist.
| Signal | SQL Exercise Practice with "Real" SQL Problems | EsProc esProc SPL is a JVM-based programming language designed for structured data computation, serving as both a data analysis tool and an embedded computing engine. | Calcite Apache Calcite | Dataset Easy-to-use data handling for SQL data stores with support for implicit table creation, bulk loading, and transactions. |
|---|---|---|---|---|
| Quality | 67/100 Promising | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 69/100 Prototype first Prototype with this skill first; keep a fallback candidate ready. | 100/100 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. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 1.5K stars 0 installs | 4.7K stars 0 installs | 5.1K stars 0 installs | 4.9K stars 0 installs |
| Freshness | Nov 11, 2023 | Jun 16, 2026 | Jun 15, 2026 | Apr 12, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | SQL, Claude Code | Java, SQL, Claude Code | Java, SQL, Claude Code | Python, SQL, 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 | GitHub automation workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals | GitHub automation workflows · Claude Code teams · teams that value GitHub adoption signals | GitHub automation 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 XD-DENG/SQL-exercise | $ npx skills add SPLWare/esProc | $ npx skills add apache/calcite | $ npx skills add pudo/dataset |