Show HN ranking for the past week

1. Wealthfolio 2.0- Open source investment tracker. Now Mobile and Docker | 213
2. I built an interactive HN Simulator | 213
3. Forty.News – Daily news, but on a 40-year delay | 180
4. We built an open source, zero webhooks payment processor | 215
5. KiDoom – Running DOOM on PCB Traces | 49
6. OCR Arena – A playground for OCR models | 62
7. Stun LLMs with thousands of invisible Unicode characters | 109
8. I turned algae into a bio-altimeter and put it on a weather balloon | 13
9. I wrote a minimal memory allocator in C | 32
10. Runprompt – run .prompt files from the command line | 38
11. Build the habit of writing meaningful commit messages | 131
12. Safe-NPM – only install packages that are +90 days old | 58
13. Cynthia – Reliably play MIDI music files – MIT / Portable / Windows | 33
14. SyncKit – Offline-first sync engine (Rust/WASM and TypeScript) | 32
15. I built a wizard to turn ideas into AI coding agent-ready specs | 37
16. MkSlides – Markdown to slides with a similar workflow to MkDocs | 12
17. A WordPress plugin that rewrites image URLs for near-zero-cost delivery | 63
18. Era – Open-source local sandbox for AI agents | 16
19. StepKit, an open and cross-platform durable execution standard | 16
20. Yolodex – real-time customer enrichment API | 23
21. PolyGPT – ChatGPT, Claude, Gemini, Perplexity responses side-by-side | 24
22. We cut RAG latency ~2× by switching embedding model | 4
23. Anthony Bourdain's Lost Li.st's | 6
24. Secure private diffchecker with merge support | 14
25. ChatIndex – A Lossless Memory System for AI Agents | 5
26. Axe - A Systems Programming Language with Builtin Parallelism and No GC | 5
27. Smart Scan – REST API, Dashboard, and CI/CD Tools for MCP Security | 0
28. I built an interactive map of jobs at top AI companies | 5
29. Built a tool solve the nightmare of chunking tables in PDF vs. Markdown | 0
30. Jeffrey Epstein's Inbox | 9
31. Whole-home VPN router with hardware kill switch (OpenWrt and WireGuard) | 24
32. Ontology-driven knowledge graph extraction from text | 0
33. ZigFormer – An LLM implemented in pure Zig | 4
34. Ghostty-Web – Ghostty in the Browser | 4
35. MCP Security Scanning Tool for CI/CD | 0
36. I built the literal Duolingo Killer | 21
37. Revise | 1
38. I built an LLM powered receptionist for website chats | 6
39. Wolfrominoes | 2
40. Tiptap AI Toolkit – Now exploring server-side agentic document editing | 0
41. MakeSkill – The Intelligent Skill Builder for Claude | 3
42. GuardiAgent – Sandboxing / permission model for MCP servers | 0
43. Dank-AI – Ship production AI agents 10x faster | 8
44. I just fixed .env once and for all – better-env | 4
45. mma019 Real-Time AI-Powered Texas Hold'em in Python and Flask | 5
46. Logical (YC F25): a local-first proactive desktop AI copilot | 0
47. WireMD – Design Wireframes in Markdown | 3
48. I built a free kids coloring site with AI | 17
49. SitStand – Control your standing desk from the command line | 0
50. HN Insights – HN front page summaries | 1
51. Open-Source Visual Wiki Your Coding Agent Writes for You | 0
52. I wrote my lecture notes in Typst | 0
53. Superglue – OSS integration tool that understands your legacy systems | 1
54. Get Fat Slowly | 0
55. Sparse Matrix-Vector Multiplication that works at 30–90% sparsity | 6
56. MightyGrep | 0
57. Numr – A Vim-style TUI calculator for natural language math expressions | 0
58. ZenPaint, a pixel-perfect MacPaint recreation for the browser | 0
59. Zephyr3D – TypeScript WebGPU/WebGL 3D engine with an in‑browser editor | 0
60. Deft-Intruder – Real-time malware detection daemon for Linux | 0
61. WeatherOrNot a maximal weather app in the terminal | 0
62. Mint – an open-source photo editor and digital compositor for the web | 1
63. I made a Rust Terminal UI for OpenSnitch, a Linux application firewall | 0
64. Auto-Unpublish NPM Packages Published Outside CI | 2
65. Server Survival – Tower defense game for learning cloud architecture | 2
66. Parm – Install GitHub releases just like your favorite package manager | 2
67. Antler – An IRL Browser | 1
68. Even Turns, track your families turns | 3
69. Fractalbits – S3 compatibe store，1M iops p99～5ms，using Rust and Zig | 0
70. Thand – open-source, distributed, JIT, PAM and provisioning platform | 0
71. Explore what the browser exposes about you | 1
72. Pulse-Field – O(N) AI Architecture (12x faster than Transformers) | 8
73. Transcribe Your Voice in Terminal Locally | 0
74. better-env – A Secure, Developer-Friendly Alternative to .env | 3
75. Search tool for "Ask HN: What Are You Working On?" | 0
76. Save Trippy – A Thanksgiving Game | 4
77. Train a language model in the browser with WebGPU | 1
78. Cossistant – open-source and open components support widget for React | 0
79. Cool fonts you can use almost anywhere | 0
80. Infinite scroll AI logo generator built with Nano Banana | 0
81. Reverse Jailbreaking a Psychopathic AI via Identity Injection | 0
82. HN Buffer – A read-it-later site for your HN favorites | 0
83. Fixing LLM memory degradation in long coding sessions | 5
84. Colonet – Anonymous forum, no sign-up needed | 0
85. A better way to handoff web bugs to AI agents | 2
86. Simulating the vacuum as a superfluid to derive Alpha = 1/137 | 1
87. 12K Reddit posts scraped and AI-scored for startup ideas | 1
88. Tab Freezer – Saved 3.1GB swap with 84 tabs open | 0
89. Open-Source Visual Wiki Your Coding Agent Writes for You | 0
90. I made a tool to export TikTok comments | 2
91. An OKLCH-based perceptually uniform color system/theme builder | 1
92. FOSS De-googled Compass and Nav app with live location tracking | 1
93. Wozz – Agentless Kubernetes cost auditor (open source) | 6
94. Fixing Google Nano Banana Pixel Art with Rust | 0
95. Onlymaps, a Python Micro-ORM | 0
96. Qdrant Vector Aggregator | 4
97. Real-time freelancer marketplace with per-second billing | 11
98. I built a website for games that catch my eye | 2
99. Orkera: An MCP tool that handles deployment and back end infra | 2
100. Kodaii generated a 20K-line FastAPI back end from one prompt | 4