hermes
Build, test, and optimize the Hermes JavaScript engine safely
All Skills in This Repository (5)
Pure Emerald Level Indicators
facebookbinary-size-analysis
Analyze hermesvm binary size changes across a Git commit range.
facebooknon-interactive-git-rebase
Script Git interactive rebases using GIT_SEQUENCE_EDITOR and --exec.
facebookadd-ir-instruction
Guide adding a new IR instruction to the Hermes JavaScript engine.
facebookgc-safe-coding
Enforce GC-safe C++ coding rules for Hermes VM runtime.
facebookmodify-jsi-features
Guides adding new methods to the JSI Runtime interface across JSI core, Hermes, and SynthTrace layers.
Frequently Asked Questions
FAQPage SchemaHow to install Hermes skills?▼
Run `npx skills add facebook/hermes --all -g -y` in your terminal to install all skills in this suite globally.
What is the Hermes JavaScript engine?▼
Hermes is an open-source JavaScript engine by Meta, optimized for fast startup of React Native apps using ahead-of-time compilation and compact bytecode.
How do these skills help with Hermes development?▼
They give your AI agent expert checklists for GC-safe C++ coding, adding compiler IR instructions, extending JSI APIs, and tracking binary size changes across commits.
Can AI automate git rebases without an editor?▼
Yes. The non-interactive git rebase skill lets your agent reorder, split, drop, and amend commits entirely through scripted commands.
Do these skills work with Claude Code?▼
Yes. All skills follow the standard SKILL.md format and run directly in Claude Code and other compatible AI coding agents.
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