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 | 165
  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 | 111
  14. What Is Hacker News Working On? | 51
  15. F32 – An Extremely Small ESP32 Board | 36
  16. ESPectre – Motion detection based on Wi-Fi spectre analysis | 50
  17. I built a tech news aggregator that works the way my brain does | 97
  18. Unflip – a puzzle game about XOR patterns of squares | 53
  19. Tiny Diffusion – A character-level text diffusion model from scratch | 20
  20. ISS in Real Time – 25 Years Aboard the International Space Station | 24
  21. qqqa – A fast, stateless LLM-powered assistant for your shell | 86
  22. Continuous Claude – run Claude Code in a loop | 60
  23. Parqeye – A CLI tool to visualize and inspect Parquet files | 35
  24. Write Go code in JavaScript files | 47
  25. JSON Query | 70
  26. My hobby OS that runs Minecraft | 16
  27. PrinceJS – 19,200 req/s Bun framework in 2.8 kB (built by a 13yo) | 72
  28. Deta Surf – An open source and local-first AI notebook | 41
  29. Shadcn/UI theme editor – Design and share Shadcn themes | 41
  30. See chords as flags – Visual harmony of top composers on musescore | 28
  31. Learn German with Games | 106
  32. RowboatX – open-source Claude Code for everyday automations | 40
  33. Pipelex – Declarative language for repeatable AI workflows | 27
  34. DBOS Java – Postgres-Backed Durable Workflows | 57
  35. Quibbler – A critic for your coding agent that learns what you want | 27
  36. Gametje – A casual online gaming platform | 40
  37. Tommy – Turn ESP32 devices into through-wall motion sensors | 80
  38. Git for LLMs – A context management interface | 37
  39. Guts – convert Golang types to TypeScript | 30
  40. Nostr Web – decentralized website hosting on Nostr | 35
  41. LLM Rescuer – Fixing the billion dollar mistake in Ruby | 14
  42. a Rust ray tracer that runs on any GPU – even in the browser | 29
  43. Cuq – Formal Verification of Rust GPU Kernels | 63
  44. I built a local-first daily planner for iOS | 81
  45. Erdos – open-source, AI data science IDE | 33
  46. Run a GitHub Actions step in a gVisor sandbox | 3
  47. Research Hacker News, ArXiv & Google with Hierarchical Bayesian Models | 23
  48. Hephaestus – Autonomous Multi-Agent Orchestration Framework | 14
  49. DroidDock – A sleek macOS app for browsing Android device files via ADB | 41
  50. OpenSnowcat – A fork of Snowplow to keep open analytics alive | 18
  51. PingStalker – A macOS tool for network engineers | 31
  52. Encore – Type-safe back end framework that generates infra from code | 47
  53. I built a self-hosted error tracker in Rails | 55
  54. TabPFN-2.5 – SOTA foundation model for tabular data | 13
  55. I built an 8-bit CPU simulator in Python from scratch | 19
  56. Awesome J2ME | 48
  57. Tamagotchi P1 for FPGAs | 11
  58. Cactoide – Federated RSVP Platform | 31
  59. Helium Browser for Android with extensions support, based on Vanadium | 31
  60. Apache Fory Rust – 10-20x faster serialization than JSON/Protobuf | 59
  61. A subtly obvious e-paper room air monitor | 28
  62. Marimo VS Code extension – Python notebooks built on LSP and uv | 5
  63. Meals You Love – AI-powered meal planning and grocery shopping | 51
  64. Anki-LLM – Bulk process and generate Anki flashcards with LLMs | 23
  65. Geofenced chat communities anyone can create | 61
  66. HUD-like live annotation and sketching app for macOS | 19
  67. Git Auto Commit (GAC) – LLM-powered Git commit command line tool | 36
  68. Front End Fuzzy and Substring and Prefix Search | 4
  69. Tusk Drift – Open-source tool for automating API tests | 17
  70. Find matching acrylic paints for any HEX color | 19
  71. Pipeflow-PHP – Automate anything with pipelines even non-devs can edit | 9
  72. Create-LLM – Train your own LLM in 60 seconds | 44
  73. DNS Benchmark Tool – Compare and monitor resolvers | 30
  74. ekoAcademic – Convert ArXiv papers to interactive podcasts | 14
  75. Reverse perspective camera for OpenGL (Three.js) | 8
  76. Status of my favorite bike share stations | 8
  77. Butter – A Behavior Cache for LLMs | 22
  78. MyTimers.app offline-first PWA with no build step and zero dependencies | 30
  79. Sparktype – a CMS and SSG that runs entirely in the browser | 12
  80. Dynamic code and feedback walkthroughs with your coding Agent in VSCode | 13
  81. A fast, privacy-first image converter that runs in browser | 38
  82. Create interactive diagrams with pop-up content | 6
  83. Dlog – Journaling and AI coach that learns what drives wellbeing (Mac) | 39
  84. Davia – Open source visual, editable wiki from your codebase | 19
  85. Reversing a Cinema Camera's Peripherals Port | 2
  86. European tech news in 6 languages | 43
  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. Dumbass Business Ideas | 30
  94. An A2A-compatible, open-source framework for multi-agent networks | 42
  95. I built a platform where audiences fund debates between public thinkers | 38
  96. Dexto – Connect your AI Agents with real-world tools and data | 12
  97. FinBodhi – Local-first, double-entry app/PWA for your financial journey | 21
  98. I built an HTTP client that perfectly mimics Chrome 142 | 6
  99. Data Formulator – interactive AI agents for data analysis (Microsoft) | 13
  100. A game where you invest into startups from history | 22