1. Show HN: Railspike, a coding agent prompting system I've been using for 2 years (railspike.dev)
Railspike is a prompting framework we created to help our agentic developers and us stay on track in our work.
2. Show HN: Keep your eyes in one place while typing (claude.ai)
Try out Artifacts created by Claude users
3. Show HN: Fold a sheet of paper until it reaches the Moon (twentyfun.com)
How many folds of paper to reach the Moon? Make a guess, then try this free paper folding simulator. Watch each fold double the thickness, from a sheet to space.
4. Show HN: Watch RL-trained squads play a 2D battle royale (full match replay) (123wwwa.github.io)
Recorded matches of a 2D battle royale in which every player is a bot. The winning squads were trained with multi-agent reinforcement learning.
5. Show HN: Tern – Native macOS SSH Client in Rust/GPUI (76 MB vs. Tabby's 580 MB) (github.com)
A fast, low-memory SSH terminal built with Rust and GPUI - your-moon/tern
6. Show HN: BitRun – Run 1-bit LLMs on CPU at 98T/s without compiling (github.com)
Single-binary runner and model manager for 1-bit / 1.58-bit ternary LLMs (Microsoft BitNet b1.58) on CPU (macOS, Windows, Linux) - IshekKhal/bitrun
7. Show HN: CoreXTrader – A cross-platform Trading DSL and Voice AI terminal (corextrader.com)
CoreXTrader is a trading terminal and workspace with built-in AI, its own scripting language (TDSL) and a backtesting engine. Traders connect cTrader, MetaTrader 5 and Binance accounts; brokers, prop firms and hedge funds can offer it under their own brand.
8. Show HN: PanamaKVM – direct-booting Linux from Java 25 via FFM/KVM (github.com)
Experimental Java 25 microVM monitor using FFM and Linux KVM, with direct x86-64 Linux boot and a serial console. - rusanoph/panama-kvm
9. Show HN: Hatoba, an open-source SSH client with an AI assistant and E2EE sync (github.com)
Open-source desktop SSH client with an AI assistant and end-to-end encrypted sync through your own Cloudflare account - scarletkc/Hatoba
10. Show HN: OpenMCX – An open source mission critical communications stack (openmcx.com)
The OpenMCX project provides an open-source foundation for mission critical communications: MCPTT, MCData and MCVideo.
11. Show HN: Pi-Infinite-Context (github.com)
pi extension: agent tools for folding its own context. - fdietze/pi-infinite-context
12. Show HN: Anku – Turn PostHog funnel drop-offs into UX specs and code patches (www.anku.app)
Paste one read-only analytics key. Run an on-demand diagnostic whenever you ship. Get actionable, ready-to-approve deliverables (UX blueprints, targeted outreach, or code patches) based on your actual data, with optional weekly Monday scans.
13. Show HN: Virtual machines that live in your menu bar [macOS 27] (swiftvm.app)
Native macOS app for running macOS and Linux virtual machines, built with Swift and Apple
14. Show HN: Glossdex – semantic search that returns nothing when nothing matches (github.com)
Semantic search that shows only what the evidence supports. Often one or two results, sometimes none. Local, training-free. - miranpoor/glossdex
15. Show HN: A release-management playbook for regulated engineering teams (runbooks.clxi.ch)
A complete release management system for regulated enterprise software teams — playbook, Confluence templates, and Notion system. Mapped to DORA, ISO 27001, BAFIN/FINMA.
16. Show HN: Acceptodds a Prediction Market for Research (acceptodds.com)
17. Show HN: Gvmux – A native macOS terminal with vertical tabs, built on libghostty (gvmux-384478.gitlab.io)
gvmux is a native macOS terminal built on libghostty, with a vertical tab sidebar, split panes and Claude Code session tracking.
18. Show HN: Seekter – an open-source job-search agent that runs in Claude Code (github.com)
A job-search agent for Claude Code. It searches job sources every day, filters postings against your rules (location, visa, salary, sectors, seniority, language), fills application forms in your ow...
19. Show HN: A skill to make Claude Code use Reference Points (github.com)
Sam Hasler's Claude Code plugins, published as a plugin marketplace. - SamHasler/skills
20. Show HN: Search for AI agents with usefulness score built in (github.com)
Hackathon demo: a usefulness and pricing layer for AI agents on top of Keenable search (prices simulated) - Ayobamiu/usefulness-search
21. Show HN: Explore Bay Area traffic trends and patterns (benkrasnow.github.io)
22. Show HN: KettleHour – free, no-signup rate and invoice tools for freelancers (kettlehour.com)
No-signup calculators and generators for independent workers. Free forever, and it all runs in your browser.
23. Show HN: Boole-1.7B, a 1-bit LLM that outperforms Bonsai-1.7B (precisionnumerics.ai)
Boole-1.7B is a 1-bit language model with 247 MB of stored weights, retaining 85.9% of Qwen3-1.7B’s ten-benchmark average.