Show HN Daily Selection (2025-08-08)

• Octofriend, a cute coding agent that can swap between GPT-5 and Claude
• Browser AI agent platform designed for reliability
• Stasher – Burn-after-read secrets from the CLI, no server, no trust
• A light GPT-5 vs. Claude Code comparison
• My Resume Is a Gameboy
• ChaCha12-BLAKE3: Secure and Fast committing AEAD Encryption for Any CPU
• Finite Element Analysis with JAX
• Rust framework for advanced file recognition and identification
• MapYourGrid
• I built a political quiz that maps ideologies in 3D using 39 dimensions

Octofriend, a cute coding agent that can swap between GPT-5 and Claude [Developer Tools]

59 points, 19 comments

A cute coding assistant that dynamically switches between multiple AI models (GPT-5, Claude, local/OSS LLMs) during conversations.

• Switches between GPT-5, Claude, local, or open-source LLMs mid-conversation
• Handles reasoning tokens effectively, including encrypted ones from OpenAI/Anthropic
• Includes custom-trained ML models to fix diff edit and JSON encoding errors
• Open-sourced some of its custom ML models

Discussion Link, Original Link

Browser AI agent platform designed for reliability [Developer Tools]

42 points, 16 comments

Notte is a full-stack browser AI agent platform designed for reliable automation of complex workflows.

• Site Interactions: Observe website states, scrape data, and execute actions
• Structured Output: Get data in exact formats using Pydantic models
• Stealth Browser Sessions: Built-in CAPTCHA solving, proxies, and anti-detection
• Hybrid Workflows: Combine scripting and AI agents to reduce costs and improve reliability
• Secrets Vaults: Manage credentials like emails, passwords, MFA tokens, and SSO
• Digital Personas: Create digital identities with unique emails and phones for account workflows
• Playwright Compatibility: Mix web automation primitives with AI agents for efficiency

Discussion Link, Original Link

Stasher – Burn-after-read secrets from the CLI, no server, no trust [Developer Tools]

54 points, 47 comments

Stasher is a CLI tool for sharing encrypted secrets that self-destruct after reading, with no server or trust required.

• Encrypts secrets client-side with AES-256-GCM
• Generates a uuid:key token for sharing
• Secrets auto-delete after being read or expire in 10 minutes
• Fully verifiable with signed releases, SLSA attestation, and SBOM
• Includes a browser-based companion app for cross-platform sharing
• No unencrypted data, metadata, logs, or surveillance
• Open-source and auditable with all code publicly available
• Works with Cloudflare Workers, KV, and Durable Objects

Discussion Link, Original Link

A light GPT-5 vs. Claude Code comparison [Research]

11 points, 0 comments

GPT-5 outperformed Claude Code in TypeScript issue resolution and PR quality in a 10-case comparison.

• GPT-5 resolved 29% more issues than Claude Code.
• PR review quality improved by 5% with GPT-5.
• Testability and overall code quality scores were higher for GPT-5 (0.69 vs. 0.55 and 0.84 vs. 0.65, respectively).
• Description clarity was slightly better for Claude (0.90 vs. 0.84).
• Evaluation used single-shot runs without human feedback.

Discussion Link, Original Link

My Resume Is a Gameboy [Design]

4 points, 0 comments

A resume designed as a Gameboy game.

• Interactive resume format
• Playable on Gameboy or emulator
• Creative approach to job applications

Discussion Link, Original Link

ChaCha12-BLAKE3: Secure and Fast committing AEAD Encryption for Any CPU [Developer Tools]

4 points, 0 comments

ChaCha12-BLAKE3 is a secure and fast committing authenticated encryption with associated data (AEAD) designed for any CPU.

• Combines ChaCha12 and BLAKE3 for high performance
• Provides committing AEAD for enhanced security
• Optimized for compatibility across any CPU architecture

Discussion Link, Original Link

Finite Element Analysis with JAX [Developer Tools]

4 points, 2 comments

FEAX is a compact, high-performance finite element analysis engine built on JAX for solving partial differential equations.

• Built on JAX for high-performance computation
• Supports automatic differentiation
• Features JIT compilation for speed
• Enables GPU acceleration
• Provides an API for solving partial differential equations

Discussion Link, Original Link

Rust framework for advanced file recognition and identification [Developer Tools]

42 points, 7 comments

Rust framework for advanced file recognition and identification as an alternative to magic.h and infer.

• Zero dependencies
• Fully extensible
• Works in no_std, async, and embedded contexts

Discussion Link, Original Link

MapYourGrid [Design]

4 points, 0 comments

A tool for mapping and visualizing grids.

• Enables grid mapping and visualization
• Likely useful for planning or design purposes

Discussion Link, Original Link

I built a political quiz that maps ideologies in 3D using 39 dimensions [Education]

6 points, 1 comments

A political quiz that visualizes ideologies in 3D space using 39 dimensions.

• Maps political ideologies in a 3D model
• Uses 39 dimensions for detailed ideological analysis
• Interactive quiz format for user engagement

Discussion Link, Original Link