Show HN ranking for the past day

  1. Free textbook on engineering thermodynamics | 33
  2. AI memory with biological decay (52% recall) | 45
  3. Tiao, A two-player turn-based board game | 17
  4. The Unix Magic poster, annotated (updated) | 1
  5. A free ESG stock screener that publishes its losses and methodology | 24
  6. Startup Equity Adventure Game | 10
  7. I remade my blog into a Windows 3.1 environment | 18
  8. Auge Vision from Your Terminal | 3
  9. AgentSwarms – free hands-on playground to learn agentic AI, no setup | 1
  10. A bilingual guide to Thaayam, a Tamil board game | 0
  11. Matrirc – run irssi in 2026, talk to people on Matrix | 0
  12. Stop Destroying Your Charging Cables | 0
  13. Parlor Jarvis – Realtime AI (audio+screen in, voice out) & multilingual | 2
  14. Play on your TV using mobile phones as controllers – PadlessBox | 0
  15. DSS, a lightweight TUI spreadsheet editor and dashboard in Go | 0
  16. Time Pin – a Geo Guessr style game but history themed | 0
  17. Are AI competitor newsletters useful? | 1
  18. Kadō – habit tracker app for iOS, open source and privacy-friendly | 0
  19. WaveletLM – wavelet-based, attention-free model with O(n log n) scaling | 1
  20. <Hyper-frame> – an iframe element to embed any website | 5
  21. I made Claude Code listen before it codes (MIT) | 1
  22. Semble – Fast code search for agents with near-transformer accuracy | 0
  23. Lambda ERP – Open-source ERP you can run through chat | 0
  24. Homebutler – See and manage your homelab from one Go binary | 0
  25. Logic Designer – Webapp | 0
  26. A Calendar for Songs | 0
  27. App that crosses an hour off your day when you open a distraction | 0
  28. Paper Millionaire – A Startup Stock Option Horror Roguelike | 0
  29. Polynya – Turn your Postgres into workspaces for AI | 0
  30. PatchWork extracts your full career history and writes resumes for you | 5
  31. Twitter Bulk Delete | 1
  32. CrabPDF – privacy-first PDF editor that edits real text | 0
  33. iOS app that visualizes your brainrot | 0
  34. I built a 2010s microblogging site with SolidJS and .NET Core | 0
  35. Mdlens – Reduce token spend and boost retrieval on Markdown-heavy repos | 0
  36. A template to build desktop, web and mobile apps from the same codebase | 1
  37. Understand Anything – a codebase knowledge graph for onboarding | 3
  38. Friendly prediction markets to turn trips into a running tournament | 0
  39. Text Trace – Keynote-style SVG text trace animations for the web | 0
  40. Knock-Knock v2 – Visualizing bot attacks in multi-protocol Technicolor | 3
  41. pg_savior: a seatbelt for Postgres – blocks accidental DELETE/UPDATE | 0
  42. Nitrum – Rust Toolkit and CLI for AWS Nitro Enclaves | 1
  43. Vibecoding apps? track and patch issues in deployment using patchly | 0
  44. ReadTube – Turn YouTube subscriptions into a personal Substack | 0
  45. Nice TUI for Go Pprof | 0
  46. Arktur – explore architecture and building history around you (iOS) | 0
  47. Economic growth is a power law | 1
  48. Chunk – time-block your day from the macOS menu bar | 0
  49. Axle – a11y/WCAG CI that proposes real source-code fixes via Claude | 1
  50. I replaced a memory app with two Markdown files and a Git repo | 1
  51. Run coding agents in a sandbox locally | 1
  52. A minimal context engine with streaming API | 0
  53. I made GAI to have LLM agents in Go without heavy frameworks | 0
  54. XMIT Files from VSCode | 0
  55. Store, play and stream your iOS/macOS videos on your smart TV with Kino | 0
  56. I read Replika's privacy policy and then built a competitor | 0
  57. Cutout is an email alias proxy built on Cloudflare Workers | 2
  58. MemOperator-4B | 0
  59. SRT-Adapter: 0.99 AUROC, perplexity win and 16.7× recall (0.19%) | 0
  60. SlothDB is a super fast embedded SQL database | 2
  61. Cyberpunk mission control for AI agents, one HTML file | 0
  62. Jigs-tiny Rust framework for interactive maps of composable pipelines | 0
  63. realistic_blas: Exact infinite-precision LA, useful errs, f64 fast path | 0
  64. Out Loud – open-source desktop TTS app for macOS/Windows/Linux | 0
  65. J-RAY PRO – A fast visual JSON profiler in Rust | 0
  66. Build an AI to Detect Scammers/Gurus | 1
  67. Flocking Boids – Simulator – Recreated | 0
  68. I made a simple tip calculator | 1
  69. Thelawin – Generate EU e-invoices from JSON | 0
  70. Ctxbrew – Ship and Use LLM-friendly library context | 1
  71. CheckThisOut – a filtered directory of side hustles and AI tools | 0
  72. I built a tool to bootstrap VLESS and REALITY over SSH (with rollback) | 0
  73. Another experiment with an Erdos problem and LLMs | 0
  74. I've built email capture on a hosted page (no SDK/ESP setup) | 0
  75. Intent Bus – SQLite job bus for coordinating scripts across devices | 0
  76. Phonetic Formatter – offline English text to IPA on iPhone and iPad | 0
  77. Free On-Brand AI Ad Maker | 0
  78. UseMoney AI: AI Copilot for Retail Investors of India | 0
  79. Discover what could screw you in a contract | 0
  80. Vibe Check – Client-side invisible Unicode steganography scanner | 0
  81. OpenClaw but Efficient and with an SDK | 1
  82. ChatForm – Create an AI chat form in 1 minute | 0