The directory for
Claude Code skills
Stop hunting across scattered repos. Search by task and install the best prompts and orchestrators in one command.
Find the right skill for the task
Community-built prompts and orchestrators, organised around the work you need Claude Code to do.
Epd Parser
Parse EPD (Environmental Product Declaration) PDF documents to extract structured environmental impact data — GWP, life cycle stages, certifications, and compliance metrics.
Epd Compare
Compare 2+ products side-by-side on environmental impact metrics. Normalizes declared units, checks system boundary alignment, and flags LEED MRc2 compliance.
Epd Research
Search for EPDs by product category, CSI division, or material type. Finds EPDs from EC3, program operator registries, and manufacturer sites.
Epd To Spec
Generate CSI-formatted specification sections requiring EPDs and setting maximum GWP thresholds. References ISO 14025, ISO 21930, EN 15804.
One path from task to working skill
Spellbook replaces repo hunting with a repeatable flow: search in the language of the job, inspect the skill, then install it.
npx skills add spellbook/<skill>Describe the task, not the package name.
Review the prompt, author, and intended trigger.
Bring the skill into your workflow in one command.