performance — 151 tools

AI-native Postgres observability: 45+ automated health checks, query and config tuning, agent-ready JSON and MCP output. Open source.

postgres.ai

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GoatCounter

Minimal, free web analytics that tracks visits without tracking people — no cookies, no personal data, no consent banner needed.

goatcounter.com

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WaveSpeedAI

An AI inference API built specifically for speed — over 1,000 image, video, audio and language models served through one endpoint with sub-1-second latency and no cold starts.

wavespeed.ai

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Kapient

Keeps an eye on your website around the clock and tells you about problems — broken forms, slow pages, SEO issues — before a customer stumbles into them first.

kapient.com

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Ratel

An open-source tool that stops AI agents from choking on too many tools and instructions by only loading the few that are relevant to what the agent is doing right now.

ratel.sh

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Sleek Analytics

A website analytics tool that shows you who's visiting your site in real time without tracking cookies or forcing you to show a consent banner, and lets you ask questions about your traffic in plain English.

getsleek.io

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Weave

A dashboard for engineering managers that shows how much of a team's code output actually comes from AI coding assistants versus humans, and whether that AI-written code is actually good — instead of guessing based on gut feeling.

weaveos.com

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ChartGPU

An open-source TypeScript charting library that uses your GPU to render 50 million+ data points smoothly.

github.com

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StarSling

AI-powered GitHub Actions runners that replace ubuntu-latest and automatically open pull requests to speed up your CI pipeline.

starsling.dev

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FindDiskKiller

A free, open-source menu bar app that shows exactly which processes are hammering your Mac's disk, in real time.

finddiskkiller.com

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Cast AI

A tool that watches your Kubernetes clusters and automatically resizes, reschedules, and cost-optimizes the workloads running on them — including GPU workloads — so an engineer isn't manually guessing the right instance sizes.

cast.ai

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Apitally

A privacy-focused API monitoring tool that shows you request metrics, errors, and traces for your backend with a few lines of setup, across 23+ frameworks in Python, Node.js, Go, C# and Java.

apitally.io

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Pumpkin

A Minecraft server rebuilt from scratch in Rust for speed and low resource use — for self-hosters who've hit the ceiling of what a Java-based server can handle on modest hardware.

github.com