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I Built a Visual System Design Reference — Switch Any Architecture Between AWS, Azure, GCP & Open Source

I Built a Visual System Design Reference — Switch Any Architecture Between AWS, Azure, GCP... Tagged with systemdesign, webdev, opensource, showdev.

openGym: Self-Hosted Workout and Fitness Tracker

openGym is a free, self-hosted fitness tracker that lets you manage workouts and follow your progress on your own server.

The End of AI Frontiers

Large language models remain far less efficient than biological brains at learning, representing knowledge, and planning, the post argues. A child hears roughly one token per second, reaching a billion tokens only after 31 years, while GPT-4-class models reportedly use four orders of magnitude more data. The Phi model series, trained on 10 trillion tokens, still trails GPT-4 along most axes. A Portia spider plans prey-catching behavior with a brain a million times smaller than a human's, and squirrels recall cached food after months, suggesting that existing models may be far less representationally and memory efficient.

RAG vs. Vectorless RAG, clearly explained!

...explained visually (with tradeoffs in production).

DeepSeek Super-Agent Architecture Explained

How DeepSeek Harness's Super-agent works: a Router, isolated Workers, event triggers and a Watchdog let one AI agent run many tasks. Diagrams inside.

OccupySaaS

OccupySaaS is a protest movement in code: laid-off developers building clean-room, open-source, drop-in replacements for the SaaS giants. First up: ZeroAuthy (Auth0) and SalesCompel (Salesforce).

When the Political Shift Hits the Cluster: What the 2026 Midterms Mean for AI Infra and Code

If you’ve been watching the tech sector and macroeconomic feeds over the last 48 hours, you’ve... Tagged with discuss, ai, webdev, programming.

Pele – Mermaid diagrams as themeable SVG

Pele là một thư viện open source nhẹ giúp tạo các diagram Mermaid thành định dạng SVG. Thư viện này sử dụng CSS variables để cho phép tùy biến theme cho diagram, giúp lập trình viên có thể thay đổi màu sắc, kiểu dáng dễ dàng mà không cần chỉnh sửa trực tiếp code SVG. Với kích thước nhỏ nhẹ, Pele phù hợp cho các dự án cần hiển thị diagram nhưng cần tối ưu hiệu năng. Bạn có thể tích hợp Pele vào các dự án web hiện tại để tạo ra các diagram có thể tùy chỉnh theme linh hoạt thông qua CSS variables.

Pele cho phép lập trình viên tùy biến Mermaid diagrams bằng CSS variables, mang lại sự linh hoạt trong việc thiết kế giao diện.