Show HN ranking for the past day

  1. We built an open source, zero webhooks payment processor | 159
  2. KiDoom – Running DOOM on PCB Traces | 19
  3. A WordPress plugin that rewrites image URLs for near-zero-cost delivery | 27
  4. StepKit, an open and cross-platform durable execution standard | 14
  5. We cut RAG latency ~2× by switching embedding model | 3
  6. Secure private diffchecker with merge support | 14
  7. MCP Security Scanning Tool for CI/CD | 0
  8. I built the literal Duolingo Killer | 20
  9. Superglue – OSS integration tool that understands your legacy systems | 1
  10. Sparse Matrix-Vector Multiplication that works at 30–90% sparsity | 4
  11. ZenPaint, a pixel-perfect MacPaint recreation for the browser | 0
  12. Antler – An IRL Browser | 1
  13. Fractalbits – S3 compatibe store，1M iops p99～5ms，using Rust and Zig | 0
  14. A better way to handoff web bugs to AI agents | 1
  15. Thand – open-source, distributed, JIT, PAM and provisioning platform | 0
  16. Pixeli – The CLI Tool for Creating Beautiful Image Grids and Mosaics | 1
  17. Idealane – Intuitive vibe coding for entrepreneurs and SMBs | 0
  18. BTreePlus – A cache-optimized B+Tree engine for .NET faster than SQLite | 0
  19. Open-Source Email Verifier | 0
  20. I vibe-coded a tool to decode a legacy system nobody understood | 0
  21. Agent Runner – open-source agent harness to benchmark real coding | 0
  22. I built a lightweight LLM workflow with only JavaScript and Code hooks | 1
  23. Deft-Intruder – Real-time malware detection daemon for Linux | 0
  24. worldclock.me — Super-fast multi-timezone event planner | 1
  25. I Figured It Out | 0
  26. Praval Agentic AI Framework | 0
  27. Parm – Install GitHub releases just like your favorite package manager | 0
  28. Colonet – Anonymous forum, no sign-up needed | 0
  29. AlgoVoice – Voice-based mock technical interviews for L3-L4 roles | 1
  30. ChimeraDB – Vector search, graph queries and SQL | 0
  31. Tripnly Lisboa City Pass – 5 Days for 1€ | 0
  32. All your vibe-coded designs on a single canvas like Figma | 0
  33. JustBloggedging platform that takes 2 minutes to setup | 0
  34. How I think tabs should be managed in a terminal | 0
  35. Memory System Hitting 80.1% Accuracy on LoCoMo (Built in 4.5 Months) | 0
  36. SpreadPaper – span a single wallpaper across multiple macOS monitors | 0
  37. A browser tool that tracks your hands in real-time | 0
  38. Loglast – Track the last time you did X | 0
  39. Rs-Utcp, a Rust Implementation of the Universal Tool Calling Protocol | 0
  40. Experimental eBPF Firewall in Rust with Heuristic Risk Scoring | 0
  41. AnimBits – 50 Framer Motion–powered animation components for React | 0
  42. BreakToGoal – A planner calendar that break big goals into tasks | 0
  43. Jobstocks.ai – Live hiring momentum for 1k public companies | 2
  44. PassVault – A secure, lightweight, and offline Android password manager | 1
  45. Chaos Monkey middleware for LangChain (v1) agents | 0
  46. Smart Bill Splitter: Split bills in browser without login, ads, cookies | 1
  47. Astro Editor – Free macOS Markdown editor for Astro content collections | 0
  48. Smart GitHub Contribution Tracker – Fair analysis beyond line counts | 1
  49. SafeShare – Clean tracking params locally (PWA and bookmarklets | 0
  50. Banana Studio – AI Image Editor Powered by Nano Banana | 0
  51. Kodaii generated a 20K-line FastAPI back end from one prompt | 1
  52. Email Verifier CLI/Library | 0
  53. Real-time system that tracks how news spreads across 200k websites | 1
  54. Echosnap AI – A simple voice-first notes app | 0
  55. Deriving General Relativity from Finite Information (Open Source) | 1
  56. 1-of-1 AES Encryption Objects (Not-Cross-Decryptable) | 3
  57. I analyzed 5k comments to quantify the Jira vs. Linear sentiment gap | 1
  58. N1netails – lightweight, self-hosted alerting platform for developers | 0
  59. I built a tool for instant, thoughtful X/LinkedIn replies in your feed | 1
  60. Runtime Verification for SQL Agents | 1
  61. Kimaki – Control opencode inside Discord | 1
  62. Kubently – Debug Kubernetes Clusters Agentically | 0
  63. fast-check-frontend – Property-based testing for UI components | 0
  64. I built a local fuzzing tool to red-team LLM agents (Python, SQLite) | 0
  65. Get instant feedback on your startup idea for YC. | 0
  66. RankLens – Track your brand's visibility in AI answers reliably | 0
  67. Aithings.dev – a directory for AI tools, resources, and communities | 0
  68. I mapped my portfolio into latent space (code included) | 1
  69. I engineered a 2mm micro-bearing D20 ring that free-spin for 20 seconds | 2
  70. A single tool for all web monitoring needs | 0
  71. Rsync Made It on Jpm | 0
  72. A tiny browser-based voice-to-text tool (no signup, no tracking) | 0
  73. Free macro dashboards with downloadable charts (e.g., EUR/USD) | 1
  74. I made an AI SEO tool for people who hate writing content | 0
  75. Vizier – Codifying My Agent Development Workflow | 0
  76. A terminal based voice over IP service | 0
  77. Thymis – IoT fleet management with NixOS | 0
  78. A seeded, deterministic chaos simulation runtime for async Rust | 1
  79. SmartMemeSearch – Search memes collections on your computer(CLIP, OCR) | 0
  80. I wrote a book for engineers building production AI systems | 0
  81. Romforth Ported to the IBM 1130 | 0
  82. God's Eye – Subdomain recon with local AI analysis | 0
  83. An AI interface to understand anything, better than NotebookLM | 0
  84. Validating "Scratch for AI agents" before building | 0
  85. I built a running coach that reacts to your training performance | 2
  86. Product Loop – Automated AI customer interviews | 0
  87. MidiToolbox – MIDI Utilities for Conversion, Analysis, and Editing | 0
  88. InterviewFlowAI – AI phone and Meet interviews for fast screening | 0
  89. TripMeter – Analyze your Uber data with interactive visualizations | 0
  90. Tickk – Voice task manager for brain dumps (offline, no AI, OSS) | 0
  91. Tree Dangler | 0
  92. WResume – Free Conversational Resume Editing and Built-In LaTeX Editor | 0
  93. Cognitive Workspace – Active Memory Management for LLMs | 1
  94. Agentic Arena – 52 tasks implemented by Opus 4.5, Gemini 3, and GPT-5.1 | 2
  95. An Open-Source, Local-First Agent Framework in Rust | 0
  96. AI Gigs Marketplace | 0
  97. Guesswhere a place where founders helping founders | 0
  98. Cloakly – Hide notes and apps during coding interview screen-share | 1
  99. Looking Ref Contact for a Foresight Grant ICT Info-Consciousness-Time | 0
  100. DuckDuckGo Search Results Scraper | 1