facebook / hermes

A JavaScript engine optimized for running React Native.

google / closure-compiler

A JavaScript checker and optimizer.

sitespeedio / sitespeed.io

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

darkzOGx / youtube-automation-agent

🎬 Open-source, self-hosted AI agent that runs a YouTube channel end to end: researches topics, writes scripts, generates narration, visuals and video, optimizes SEO, and publishes after your approval, then learns from analytics. Works with Gemini, OpenAI, OpenRouter, DeepSeek and more.

dcodeIO / bcrypt.js

Optimized bcrypt in JavaScript with zero dependencies, with TypeScript support.

Munter / subfont

Command line tool to optimize your webfont loading. Aggressive subsetting based on your font use, self-hosting of Google fonts and preloading

paralleldrive / riteway

Simple, readable, helpful unit tests. Optimized for AI Driven Development.

magento / pwa-studio

🛠Development tools to build, optimize and deploy Progressive Web Applications for Magento 2.

p2r3 / ha.mr

Static URL compressor and QR code optimizer

rampstackco / claude-skills

Stack-agnostic Claude Skills covering the full website lifecycle: brand, design, content, SEO, dev, ops, growth, and research. Build, ship, audit, optimize.

JustOptimize / ShowHiddenChannels

A BetterDiscord plugin which displays all hidden channels and allows users to view information about them.

ringo / ringojs

RingoJS is a JavaScript platform built on the JVM and optimized for server-side applications.

cloudinary / cloudinary_npm

Upload, transform, optimize, and manage images and videos with Cloudinary from Node.js.

sitespeedio / browsertime

Measure and Optimize Web Performance

nadimtuhin / claude-token-optimizer

Cut the tokens Claude Code loads at session start. CLI that sets up a small CLAUDE.md with on-demand docs, measures startup tokens, and keeps them small.

sauravhathi / atsresume

ATSResume | Get hired with an ATS-optimized resume

BrainicHQ / DoHSpeedTest

An intuitive web tool for real-time testing of DNS over HTTPS (DoH) server speeds directly in your browser, designed to enhance and optimize your internet browsing experience.

artiebits / svelte-seo

Optimize your website for search engines and social media with meta tags, Open Graph, and JSON-LD.

ooples / token-optimizer-mcp

Measure token savings per AI coding agent, optimize context, and share a live local knowledge graph across 16 CLI clients.

Niels-IO / next-image-export-optimizer

Use Next.js advanced <Image/> component with the static export functionality. Optimizes all static images in an additional step after the Next.js static export.

WestFox-AwA / dsh-wish-specializer

许愿特化器 · Wish Specializer — DSH 插件：让模型更出色地，不误解你的意思地，完成你的“愿望”。在短提示词+自带的Wish预设（PTC也可以）+重度的情况下，可以起到巨大的表现增益

minseochoj / SolidityCoreLegend

SolidityCoreLegend: Real-time, blockchain-based platform for efficient smart contract deployment and gas-optimized execution at the core engine.

cahcacah / XenGaze

XenGaze: A real-time hyper-scheduler and auto-scaling optimizer for cloud-centric data pipelines and event-driven applications.

Seo-yeonLee / CrewMesh

Elastic, high-performance CrewMesh optimizes adaptive auto-scaling across multi-cloud deployments with robust Corekit.

ThetaCursed / Krea2-Style-Explorer

Krea 2 Turbo Style Explorer — A fast, visual reference library for 1,500+ prompt-based styles optimized for the Krea 2 Turbo 12B model.

9Michael-Cooley / CrewRoute

Spatial Real-time Traffic Processing Optimizer for Intelligent Distributed Multi-Modal Transportation Network Planner.