Sys-Admin Up — concise InfoSec & sysadmin channel: CVE alerts, security tools, hacking insights, perks and IT/IS courses. Curated cybersecurity and IT news to keep professionals up to date.

Sys-Admin Up

Community-powered Android Update Tracker — live OTA schedules, security patches, changelogs and manufacturer-specific firmware updates for Android 13, 14 and older devices.

Android Update Tracker

HackThePlanet — a Telegram channel for cybersecurity professionals and enthusiasts: news, tutorials and tools on penetration testing, ethical hacking, red team operations, malware analysis, reverse engineering and bug bounty.

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Web Developers — Telegram channel with top web development solutions, trending technologies, curated open-source repositories, free resources and shared bookmarks for devs.

Web Developers

Official AppsGeyser News on Telegram — latest updates, tips and resources from AppsGeyser, the free app builder. App guides, templates, monetization & developer news.

Official AppsGeyser News

All-in-one IT channel offering free courses, apps, VPN tips, privacy resources and ethical cybersecurity news. Learn legal hacking techniques, tools and practical tech skills.

💻Hacker (All in one channel)®️

Curated top Hacker News stories (500+ score) — the best tech, startup and programming headlines from news.ycombinator.com. Contribute or report issues on GitHub.

Top Hacker News

Single Developers — Telegram channel for programmers sharing bots, software releases, coding tips, dev tools, tutorials and curated developer resources. Join for updates and downloads.

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