Show HN Daily Selection (2025-04-17)
- Plandex v2 – open source AI coding agent for large projects and tasks
- We Put Chromium on a Unikernel (OSS Apache 2.0)
- Sidekick, an open source Claude Code alternative
- I made a tool to extract YouTube transcripts and skip the fluff
- K(r)ep - A high-performance string search utility
- Building Vim as an Portable Executable
- Rocal – Full-stack WASM framework
- Landing Lab – A growing collection of landing page templates
Plandex v2 – open source AI coding agent for large projects and tasks [Developer Tools]
46 points, 18 comments
Plandex v2 is an open-source AI coding agent designed for large-scale software projects, combining models from multiple providers for enhanced performance and reliability.
- Fully autonomous capabilities for large tasks, including planning, implementation, and debugging
- Effective context window of 2M tokens, supporting projects up to 20M+ tokens
- Built-in diff review sandbox with version control for safe AI-assisted changes
- Configurable autonomy levels and model settings, including custom model integration
- Self-hosting options (local or cloud) with Docker support
- Cloud hosting with subscription tiers for integrated models or BYO API keys
- Supports 30+ languages via tree-sitter project maps for efficient context retrieval
Discussion Link, Original Link
We Put Chromium on a Unikernel (OSS Apache 2.0) [Developer Tools]
102 points, 34 comments
A unikernel-based Chromium implementation for AI agents with ultra-fast boot times and low resource usage.
- Boot-up time of 10–20ms (vs. ~5s for Docker)
- Near-zero CPU/memory consumption when idle
- Supports Chrome DevTools Protocol and noVNC for live viewing
- Enables standby mode and session reuse for long-running jobs
- Open-sourced under Apache 2.0 license
Discussion Link, Original Link
Sidekick, an open source Claude Code alternative [Developer Tools]
13 points, 5 comments
Open-source alternative to Claude Code for coding assistance.
- Open-source
- Coding assistant
- Claude Code alternative
Discussion Link, Original Link
I made a tool to extract YouTube transcripts and skip the fluff [Productivity]
3 points, 2 comments
Extracts YouTube transcripts and skips unnecessary content.
- Extracts transcripts from YouTube videos
- Filters out fluff and unnecessary content
- Simplifies accessing key information from videos
Discussion Link, Original Link
K(r)ep - A high-performance string search utility [Developer Tools]
19 points, 8 comments
A high-performance string search utility.
- Optimized for fast string searches
- Designed for efficiency and performance
Discussion Link, Original Link
Building Vim as an Portable Executable [Developer Tools]
9 points, 0 comments
Building Vim as a portable executable for easy use across systems.
- Portable Vim executable
- No installation required
- Cross-platform compatibility
Discussion Link, Original Link
Rocal – Full-stack WASM framework [Developer Tools]
5 points, 0 comments
Full-stack WASM framework for building web applications.
- Full-stack framework
- Uses WebAssembly (WASM)
- Designed for web application development
Discussion Link, Original Link
Landing Lab – A growing collection of landing page templates [Design]
6 points, 7 comments
A collection of customizable landing page templates built with Next.js and Tailwind CSS.
- Growing library of templates, with new additions weekly
- Ready-to-use lorem ipsum structure for easy customization
- Affordable pricing: $5 per template or $19 for annual access
- Optimized for conversions, clean, and fast performance