Show HN ranking for the past month

  1. I built a synth for my daughter | 209
  2. Strange Attractors | 78
  3. I scraped 3B Goodreads reviews to train a better recommendation model | 259
  4. I made a down detector for down detector | 161
  5. Why write code if the LLM can just do the thing? (web app experiment) | 324
  6. A CSS-Only Terrain Generator | 82
  7. Epstein Files Organized and Searchable | 55
  8. Diagram as code tool with draggable customizations | 60
  9. I made a heatmap diff viewer for code reviews | 68
  10. MyraOS – My 32-bit operating system in C and ASM (Hack Club project) | 55
  11. In a single HTML file, an app to encourage my children to invest | 437
  12. Bash Screensavers | 77
  13. Browser-based interactive 3D Three-Body problem simulator | 110
  14. What Is Hacker News Working On? | 51
  15. ESPectre – Motion detection based on Wi-Fi spectre analysis | 50
  16. I built a tech news aggregator that works the way my brain does | 97
  17. Unflip – a puzzle game about XOR patterns of squares | 53
  18. Tiny Diffusion – A character-level text diffusion model from scratch | 20
  19. ISS in Real Time – 25 Years Aboard the International Space Station | 24
  20. qqqa – A fast, stateless LLM-powered assistant for your shell | 86
  21. Continuous Claude – run Claude Code in a loop | 59
  22. Parqeye – A CLI tool to visualize and inspect Parquet files | 35
  23. Write Go code in JavaScript files | 47
  24. JSON Query | 70
  25. PrinceJS – 19,200 req/s Bun framework in 2.8 kB (built by a 13yo) | 68
  26. Deta Surf – An open source and local-first AI notebook | 41
  27. Shadcn/UI theme editor – Design and share Shadcn themes | 41
  28. See chords as flags – Visual harmony of top composers on musescore | 28
  29. Learn German with Games | 106
  30. Katakate – Dozens of VMs per node for safe code exec | 53
  31. Pipelex – Declarative language for repeatable AI workflows | 27
  32. RowboatX – open-source Claude Code for everyday automations | 40
  33. DBOS Java – Postgres-Backed Durable Workflows | 57
  34. Quibbler – A critic for your coding agent that learns what you want | 27
  35. Gametje – A casual online gaming platform | 40
  36. Tommy – Turn ESP32 devices into through-wall motion sensors | 80
  37. Git for LLMs – A context management interface | 37
  38. Nostr Web – decentralized website hosting on Nostr | 35
  39. Guts – convert Golang types to TypeScript | 30
  40. LLM Rescuer – Fixing the billion dollar mistake in Ruby | 14
  41. a Rust ray tracer that runs on any GPU – even in the browser | 29
  42. Cuq – Formal Verification of Rust GPU Kernels | 63
  43. I built a local-first daily planner for iOS | 81
  44. Erdos – open-source, AI data science IDE | 33
  45. Run a GitHub Actions step in a gVisor sandbox | 3
  46. Research Hacker News, ArXiv & Google with Hierarchical Bayesian Models | 23
  47. Hephaestus – Autonomous Multi-Agent Orchestration Framework | 14
  48. DroidDock – A sleek macOS app for browsing Android device files via ADB | 41
  49. OpenSnowcat – A fork of Snowplow to keep open analytics alive | 18
  50. PingStalker – A macOS tool for network engineers | 31
  51. Encore – Type-safe back end framework that generates infra from code | 47
  52. I built a self-hosted error tracker in Rails | 55
  53. TabPFN-2.5 – SOTA foundation model for tabular data | 13
  54. I built an 8-bit CPU simulator in Python from scratch | 19
  55. Tamagotchi P1 for FPGAs | 11
  56. I'm rewriting a web server written in Rust for speed and ease of use | 92
  57. Cactoide – Federated RSVP Platform | 31
  58. Helium Browser for Android with extensions support, based on Vanadium | 31
  59. Apache Fory Rust – 10-20x faster serialization than JSON/Protobuf | 59
  60. MacOS Live Screensaver – A screensaver that plays live video streams | 41
  61. A subtly obvious e-paper room air monitor | 27
  62. Meals You Love – AI-powered meal planning and grocery shopping | 51
  63. Anki-LLM – Bulk process and generate Anki flashcards with LLMs | 23
  64. Geofenced chat communities anyone can create | 61
  65. HUD-like live annotation and sketching app for macOS | 19
  66. Git Auto Commit (GAC) – LLM-powered Git commit command line tool | 36
  67. Front End Fuzzy and Substring and Prefix Search | 4
  68. Tusk Drift – Open-source tool for automating API tests | 17
  69. Find matching acrylic paints for any HEX color | 19
  70. Pipeflow-PHP – Automate anything with pipelines even non-devs can edit | 9
  71. Create-LLM – Train your own LLM in 60 seconds | 44
  72. ekoAcademic – Convert ArXiv papers to interactive podcasts | 14
  73. Marimo VS Code extension – Python notebooks built on LSP and uv | 4
  74. Reverse perspective camera for OpenGL (Three.js) | 8
  75. Status of my favorite bike share stations | 8
  76. Butter – A Behavior Cache for LLMs | 22
  77. MyTimers.app offline-first PWA with no build step and zero dependencies | 30
  78. Sparktype – a CMS and SSG that runs entirely in the browser | 12
  79. Dynamic code and feedback walkthroughs with your coding Agent in VSCode | 13
  80. A fast, privacy-first image converter that runs in browser | 38
  81. Create interactive diagrams with pop-up content | 6
  82. Dlog – Journaling and AI coach that learns what drives wellbeing (Mac) | 39
  83. Davia – Open source visual, editable wiki from your codebase | 19
  84. Reversing a Cinema Camera's Peripherals Port | 2
  85. European tech news in 6 languages | 43
  86. DNS Benchmark Tool – Compare and monitor resolvers | 26
  87. A free Instagram story viewer that lets you watch anonymously | 19
  88. An AI to match your voice to songs and artists you should sing | 4
  89. Cancer diagnosis makes for an interesting RL environment for LLMs | 20
  90. Flutter_compositions: Vue-inspired reactive building blocks for Flutter | 25
  91. Yourshoesmells.com – Find the most smelly boulder gym | 44
  92. Chonky – a neural text semantic chunking goes multilingual | 6
  93. I built a platform where audiences fund debates between public thinkers | 38
  94. Dumbass Business Ideas | 30
  95. Dexto – Connect your AI Agents with real-world tools and data | 12
  96. FinBodhi – Local-first, double-entry app/PWA for your financial journey | 21
  97. I built an HTTP client that perfectly mimics Chrome 142 | 6
  98. Data Formulator – interactive AI agents for data analysis (Microsoft) | 13
  99. Gerbil – an open source desktop app for running LLMs locally | 12
  100. Venturu – Zillow for the market of local businesses | 36