1.
Show HN: Guitoro, a virtual guitar you strum with your keyboard
2.
Show HN: How Random Are You?
3.
Show HN: XY Music Notation
4.
Show HN: Spotatui, a Spotify TUI/GUI without web API rate limits
5.
Show HN: Stream live open data in two commands
6.
Show HN: Use your OpenAI subscription to create audiobooks
7.
Show HN: Parsimony – an open-source benchmark for how much code AI models add
8.
Show HN: Deslop – Oxlint rules for AI-generated TypeScript
9.
Show HN: Tern – Native macOS SSH Client in Rust/GPUI (76 MB vs. Tabby's 580 MB)
10.
Show HN: BitRun – Run 1-bit LLMs on CPU at 98T/s without compiling
11.
Show HN: My live 3D satellite tracker, now with asteroids and a UAP archive
12.
Show HN: CoreXTrader – A cross-platform Trading DSL and Voice AI terminal
13.
Show HN: PanamaKVM – direct-booting Linux from Java 25 via FFM/KVM
14.
Show HN: Factory DS, A Factorio-Like Game for the Nintendo DS
15.
Show HN: Hatoba, an open-source SSH client with an AI assistant and E2EE sync
16.
Show HN: Opensidian
17.
Show HN: FandomMap – a map of 700 fan conventions, with their guest lists
18.
Show HN: SolidCraft – Open-Source Parametric CAD in Rust (With MCP Support)
19.
Show HN: Sayso, free open source dictation for Mac, Windows, and Linux
20.
Show HN: Knitting – A shared-memory concurrency runtime for Node.js,Bun,and Deno
21.
Show HN: Treesum – Replace MS Excel/Project with a Code Editor
22.
Show HN: An experimental pattern-first DAW that supports MCP
23.
Show HN: Lowlight – Dim your MacBook keyboard backlight below the macOS minimum
24.
Show HN: Atticus – Hold-to-talk voice assistant for macOS that runs on Claude -p
25.
Show HN: pg_vectorsearch: Scalable Open-Source Vector Search in PostgreSQL
26.
Show HN: OpenMCX – An open source mission critical communications stack
27.
Show HN: Pi-Infinite-Context
28.
Show HN: RSI-Anything – JEPA world models for self-improving agents
29.
Show HN: What to Wear in NYC Today
30.
Show HN: Anku – Turn PostHog funnel drop-offs into UX specs and code patches
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