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Hacker News (100+ points) 2026-07-26 general

CheapSecurity: Lightweight Self-Hosted CCTV for Linux SBCs

CheapSecurity is a new GitHub project offering a lightweight, self-hosted CCTV solution designed specifically for Linux single-board computers. The project targets engineers and practitioners looking for low-overhead video surveillance infrastructure that runs efficiently on resource-constrained hardware. It emphasizes simplicity and self-hosting capabilities without relying on heavy external dependencies.

Designed for Linux SBCs, minimizing resource overhead compared to standard CCTV suites.
Supports self-hosted deployment, keeping video data and control within your own infrastructure.
Targets practitioners needing lightweight surveillance without complex enterprise licensing.
Available as an open-source GitHub repository for community review and modification.

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GitHub Trending (daily) githubrepos ⚠ unverified date/source

bitchat: Decentralized P2P chat via Bluetooth Mesh and Nostr

bitchat is a peer-to-peer messaging application that supports dual transport mechanisms: local Bluetooth mesh for offline connectivity and the Nostr protocol for global reach. The architecture eliminates the need for accounts, phone numbers, or central servers, positioning itself as a resilient communication tool. The project emphasizes supply chain security, providing source verification hashes due to previous takedown attempts against the repository.

Uses Bluetooth mesh for offline local communication and Nostr for global P2P sync.
Zero infrastructure dependency: no accounts, phone numbers, or central servers required.
Critical security feature: source builds must be verified against per-release hashes.
Repository has faced takedown demands; mirrors may lack integrity guarantees.
Available via App Store or self-compiled from verified source code.

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GitHub Trending (daily) githubrepos ↺ since 07-25 ⚠ unverified date/source

Chat2DB: Open-source AI database client with 30+ DB support

OtterMind has released Chat2DB, a cross-platform SQL client that integrates an AI assistant directly into the workspace. The tool supports over 30 database engines including MySQL, PostgreSQL, Oracle, and ClickHouse via plugins. It provides standard SQL features like execution history and formatting while allowing users to connect to their own LLM models for assistance.

Self-hosted AI integration lets you use your own LLMs for private data handling.
Supports 30+ engines including Oracle, ClickHouse, and MongoDB via plugins.
Runs locally on Windows, macOS, and Linux for full data sovereignty.
Combines SQL workspace features with AI assistance in a single GUI.

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GitHub Trending (daily) githubrepos ↺ since 07-25 ⚠ unverified date/source

Instatic: Self-hosted Bun CMS combining visual editor, content engine, and static publisher

CoreBunch/Instatic is an open-source, self-hosted visual CMS built entirely on Bun. It consolidates the visual editor, content management, and static site generation into a single server process, aiming to replace fragmented stacks like Webflow or WordPress. The system outputs clean static HTML and includes built-in support for users, roles, plugins, and a database layer.

Single Bun server handles editing, content, and publishing, reducing infrastructure sprawl.
Self-hosted alternative to Webflow/Framer with full control over data and uptime.
Outputs clean static pages suitable for CDN distribution and low-latency access.
Includes native user/role management and plugin architecture out of the box.

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