GitHub - openai/codex: Lightweight coding agent that runs in your terminal

Lightweight coding agent that runs in your terminal - openai/codex

Building a Fast, Memory-Efficient Hash Table in Java (by borrowing the best ideas)

One day, I ran into SwissTable—the kind of design that makes you squint, grin, and immediately regret every naive linear-probing table you’ve ever shi...

GitHub - reacherhq/check-if-email-exists: Check if an email address exists without sending any email, written in Rust. Comes with a ⚙️ HTTP backend.

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

How to Secure Environment Variables for LLMs, MCPs, and AI Tools Using 1Password or Doppler

Stop hardcoding API keys in MCP configs and AI tool settings. Learn how to use 1Password CLI or Doppler to inject secrets just-in-time for Claude, Cur...

Attempting to Design a Back-end with Cleaner Architecture Rules and Boundaries

How I'm learning to build with better software architecture design principles (while 'moving fast and breaking things').

Adding a GitHub Contribution Graph to Next.js

How to add a GitHub contribution graph to your Next.js site using GitHub's GraphQL API, with server-side caching.

repo-tokens-calculator

CLI token counter (Python + tiktoken + uv) with pretty summary

ComposerAI

AI email client / mailbox for agentic search and tasks

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Browser and email tech for secure verification of senders.

Recca

Recca helps you expand your horizons and discover shared interests by trading recommendations with friends and influencers.

Rownd

Customer identity and data privacy platform for businesses.