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Agent skills that give coding agents taste: art direction, reference images and a browser check instead of generic AI pages

Free, open-source check for traces of mercenary spyware (Pegasus, Predator, Graphite, Candiru and more) on computers, Android phones and iPhone backups. Double-click apps for Windows, Mac and Linux, in 27 languages.

Who do websites think you are? A privacy self-check: every sniffer any site can run, the portrait they paint, and the contradictions that give away a VPN or proxy

🕵️‍♂️ All-in-one OSINT tool for analysing any website

Check if an email address exists without sending any email, written in Rust. Comes with a ⚙️ HTTP backend.

The best IP Toolbox. Check your IP address & geolocation, test IP for WebRTC and DNS IP leaks, run an IP quality check, browser fingerprint check, website availability check, network speed test, global latency test, MTR test, Whois search, and more.

:partly_sunny: The right way to check the weather

Audit pháp lý website theo luật Việt Nam (BVDLCN 91/2025, TMĐT 122/2025, ANM 116/2025, AI 134/2025) cho Claude Code, Cursor, Copilot, Windsurf, Cline

Marlin is a firmware for RepRap 3D printers optimized for both 8 and 32 bit microcontrollers. Marlin supports all common platforms. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need source code for your specific machine.

OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.

Check your ranking in GitHub! Don't forget to star ⭐ this repository.

免费节点、免费订阅 FreeSubs FreeNodes 利用 subs-check 自动从节点池爬取分享，支持 v2ray clash 等各种代理软件，部分需自行转换。

Servers for our website, HTTP/HTTPS connectivity checks, HTTPS network time, NTP (for Qualcomm XTRA), Broadcom PSDS cache, Samsung PSDS cache, Qualcomm PSDS (XTRA) cache, SUPL proxy, attestation key provisioning proxy, Vanadium component update check/download proxy, network location proxy and geocoding proxy. Also app and OS updates via an include.

Get inspired to make your GitHub Profile stand out! Check out our gallery of Impressive Profile READMEs and take your profile to the next level.

opinionated linting to keep your agent in check

From messy files to a checked report. A free, open-source desktop app for macOS, Windows and Linux: write and analyse with AI from your own files, check each sentence and figure against them, and export to Word. Meeting notes too. Works with ChatGPT, Claude, Gemini or a local model through Ollama.

Check your ranking in GitHub! Don't forget to star ⭐ this repository.

Ansible IDE extension: auto-completion and integrating quality assurance tools like ansible-lint, ansible syntax check, yamllint, molecule and ansible-test.

A TypeScript chess library for chess move generation/validation, piece placement/movement, and check/checkmate/draw detection

Ruby gem to check whether an email address or domain belongs to a government (.gov, .mil, and worldwide gov domains)

Find newer versions of package dependencies than what your package.json allows

Check for outdated, incorrect, and unused dependencies.

hallelujahIM(哈利路亚 英文输入法) is an intelligent English input method with auto-suggestions and spell check features.

flake8 is a python tool that glues together pycodestyle, pyflakes, mccabe, and third-party plugins to check the style and quality of some python code.

check dependency licenses against rules

A CLI tool to check whether a specific composer package uses imported symbols that aren't part of its direct composer dependencies

Probe for hardware, check operability and find drivers

Hardened Android standard C library. Some of the past hardening has not yet been ported from Marshmallow, Nougat and Oreo to this Android Pie repository. Most is available via archived tags in https://github.com/AndroidHardeningArchive/platform_bionic (check both the most recent Oreo and Nougat tags).

:books: Check the licenses for the NPM packages that you use

Check syntax in Vim/Neovim asynchronously and fix files, with Language Server Protocol (LSP) support