Trend Report: 2026-03-01

Hatena Bookmark IT (Japanese market)

Notable Topics

Interest rating definition:

  • ★★★: Directly related to interest areas (AI x security, OSS, indie dev, crypto/blockchain/DeFi, etc.)
  • ★★: Indirectly related (general tech trends, engineering culture)
  • ★: General IT/tech news

All Entries

  1. Plurality (962 users) — democracy × technology collaboration model, CC0 on GitHub [dup]
  2. Claude Code や Codex をオーケストレーションして自動でレビュー FB ループを回して洗い物をしてる話 (262 users) — multi-agent automated review loop [dup]
  3. 「全エンジニアが Claude Code を 100% 活用する」を目指してダッシュボードを作った (222 users) — internal dashboard for Claude Code adoption [dup]
  4. Agentワークフローで人間がボトルネックにならないためのSkill設計 (167 users) — autonomous agent skill design patterns [dup]
  5. 絶対にアカウントがBANされないオンラインストレージサービスをノーメンテナンスで運用する (139 users) — self-hosted zero-maintenance storage
  6. ついにローカルLLMで安心して仕事が出来る！― Qwen3.5-27B 採用レポート (121 users) — Qwen3.5-27B as cloud LLM replacement
  7. スマホからスキマ時間で開発するためにClaude Code専用のSSHターミナルアプリを作った話 (105 users) — mobile Claude Code SSH app
  8. トランプ大統領、Anthropicを「極左の意識高い系企業」と非難し政府機関での製品使用を即時停止 (326 users) — Trump bans Anthropic from federal agencies
  9. 3000万コミットの逆説——AIを最も使う者が、最も報われない (53 users) — AI volume vs value paradox
  10. Claude Code のリモートコントロールとスマホ通知の始め方 (47 users) — remote control + push notifications for Claude Code
  11. SwitchBot AI Hubレビュー (47 users) — IoT hub with embedded AI
  12. 10日間のインターンでk8s Self-hosted Runnerを構築し社内のCI/CD基盤を新たに整備した話 (39 users) — k8s self-hosted runner at M3 [dup]
  13. QNAP NAS を卒業して mergerfs + SnapRAID で「壊れても理解できる」ストレージを作った (29 users) — DIY NAS with mergerfs + SnapRAID
  14. 壊れやすいテストとは？ 「単体テストの考え方/使い方」(古典学派)と「実践テスト駆動開発」(ロンドン学派)を読んで考える (28 users) — classical vs London school TDD comparison
  15. チームメンバー迷わないIaC設計 (68 users) — IaC design patterns for team clarity
  16. DynamoDB設計ガイドラインを公開しました | フューチャー技術ブログ (21 users) — comprehensive DynamoDB design guidelines
  17. Amazon が取り組む、Amazon DynamoDB を活用した大規模集計の精度維持 (15 users) — DynamoDB aggregation at scale patterns
  18. OpenAI、国防総省とAIモデル提供合意 (56 users) — OpenAI-DoD agreement details
  19. 自社プロダクトを「AIネイティブ」に変貌させる「AI UX Playbook」を公開しました。 (12 users) — AI UX transformation playbook
  20. 同時接続数30万超のチャットサービスのメッセージ配信基盤をRedis Pub/SubからRedis Streamsにした話 (11 users) — LY Corp Redis Streams migration at 300K connections
  21. なぜいま「世界モデル」に注目が集まっているのか？ (9 users) — world models beyond text-only LLMs
  22. FBIが「ATMのジャックポット攻撃が増加している」と警告 (7 users) — ATM jackpotting FBI warning
  23. OpenAI、米国防総省とAI導入で合意 (7 users) — OpenAI DoD agreement
  24. 海水を淡水化しながら多くのエネルギーを蓄えられる次世代ナトリウムイオン電池の開発 (8 users) — next-gen sodium-ion battery breakthrough
  25. 【Excel新機能】動的配列関数とスピル演算子（#）の威力とは (9 users) — Excel dynamic array functions
  26. モバイルSuicaアプリがUI刷新、ポイントチャージなどがアプリ内で完結 (8 users) — Mobile Suica app redesign
  27. 読みにくいExcelやCSVはなぜ日本で定着したのか (10 users) — cultural history of Excel/CSV in Japan
  28. 無料で使えてシンプルデザインのAndroid向けファイルマネージャー「Amaze File Manager」 (5 users) — OSS Android file manager
  29. 日本一高いビルになる予定の『Torch Tower』は特殊な構造をしている (21 users) — Torch Tower structural engineering discussion
  30. YOU JUST NEED POSTGRES (51 users) — PostgreSQL-for-everything argument [dup]

Hacker News (global)

Notable Topics

All Entries

  1. The whole thing was a scam (531pt) — high-engagement scam expose
  2. Obsidian Sync now has a headless client (357pt) — headless sync for automation
  3. The happiest I’ve ever been (277pt) — career/life satisfaction essay
  4. Woxi: Wolfram Mathematica Reimplementation in Rust (227pt) — full Mathematica in Rust
  5. The Eternal Promise: A History of Attempts to Eliminate Programmers (223pt) — history of automation replacing devs
  6. Stop Burning Your Context Window – How We Cut MCP Output by 98% in Claude Code (202pt) — MCP context optimization 98% reduction
  7. Addressing Antigravity Bans and Reinstating Access (191pt) — OSS platform access dispute
  8. Our Agreement with the Department of War (186pt) — OpenAI military deployment statement
  9. Show HN: Now I Get It – Translate scientific papers into interactive webpages (171pt) — AI paper-to-interactive-web tool
  10. Unsloth Dynamic 2.0 GGUFs (196pt) — dynamic quantization for local LLMs
  11. MinIO Is Dead, Long Live MinIO (157pt) — MinIO governance controversy
  12. Qwen3.5 122B and 35B models offer Sonnet 4.5 performance on local computers (156pt) — local LLMs at cloud quality
  13. Verified Spec-Driven Development (VSDD) (136pt) — formal verification in dev workflow
  14. The Future of AI (112pt) — AI trajectory overview
  15. New evidence that Cantor plagiarized Dedekind? (101pt) — math history controversy
  16. Block the “Upgrade to Tahoe” Alerts (103pt) — macOS upgrade alert suppression
  17. From Noise to Image – interactive guide to diffusion (97pt) — interactive diffusion model explainer
  18. We do not think Anthropic should be designated as a supply chain risk (87pt) — defense of Anthropic stance
  19. Werner Herzog Between Fact and Fiction (60pt) — documentary film discussion
  20. 747s and Coding Agents (116pt) — aviation safety analogy for AI coding agents
  21. The Windows 95 user interface: A case study in usability engineering (1996) (74pt) — classic UI/UX case study
  22. Building a Minimal Transformer for 10-digit Addition (24pt) — minimal transformer research
  23. Claude surpasses ChatGPT to become the #1 app on the US App Store (21pt) — Claude #1 App Store
  24. The archivist preserving decaying floppy disks (41pt) — digital preservation
  25. Ghosts’n Goblins – “Worse danger is ahead” (56pt) — classic game design analysis
  26. What I learned while trying to build a production-ready nearest neighbor system (16pt) — vector search engineering lessons
  27. Pentagon chief blocks officers from Ivy League schools and top universities (9pt) — US defense policy
  28. The war against PDFs is heating up (13pt) — PDF format alternatives debate
  29. Deterministic Programming with LLMs (6pt) — deterministic LLM programming patterns
  30. ‘Play like a dog biting God’s feet’: Steven Isserlis on György Kurtág at 100 (17pt) — classical music

Reddit (13 subreddits)

Notable Topics

Entries by Category

Security

  1. Twitch Ships Server-Side Eppo Keys in Its iOS App, Exposing Its Entire Product Roadmap (184 ups, 24 comments) — r/netsec — server-side feature flag keys leaked in mobile app binary [dup]
  2. I used MCP Ghidra and Claude Code to find 9 kernel driver vulnerabilities on my gaming laptop (44 ups, 12 comments) — r/netsec — AI-assisted binary reverse engineering finding real kernel vulns
  3. A new California law says all operating systems, including Linux, need to have some form of age verification (1323 ups, 578 comments) — r/cybersecurity — OS-level age verification mandate; massive debate
  4. The US government seems to want to use AI for civilian surveillance and autonomous weapons (232 ups, 14 comments) — r/cybersecurity — AI surveillance and autonomous weapons policy
  5. Ransomware payments cratered in 2025, but attacks surged to record highs (119 ups, 10 comments) — r/cybersecurity — ransomware economic decoupling
  6. Network Security News Feed (0 ups, 0 comments) — r/netsec — security news aggregation thread

AI

  1. “Cancel ChatGPT” movement goes big after OpenAI’s latest move (47098 ups, 1730 comments) — r/technology — mass OpenAI cancellation following DoD agreement
  2. The end of GPT (19242 ups, 2486 comments) — r/OpenAI — GPT brand potentially ending; community reaction
  3. Community note on Altman’s notification on the agreement with DoW (1732 ups, 102 comments) — r/OpenAI — fact-checking Altman’s military agreement framing
  4. Anthropic’s Claude hits No. 2 on Apple’s top free apps list after Pentagon rejection (10841 ups, 305 comments) — r/technology — Claude benefiting from ethical refusal
  5. Claude is now 2nd in the App Store (It was 4th 15 hours ago) (1128 ups, 82 comments) — r/OpenAI — Claude rapid App Store ascent
  6. OpenAI pivot investors love (1362 ups, 79 comments) — r/LocalLLaMA — criticism of OpenAI investor-driven pivot
  7. Qwen 3.5-35B-A3B is beyond expectations (348 ups, 96 comments) — r/LocalLLaMA — MoE local model competitive at 1/3 size
  8. Enable LSP in Claude Code: code navigation goes from 30-60s to 50ms (334 ups, 72 comments) — r/ClaudeCode — LSP integration 600x speedup
  9. This sub is incredible (240 ups, 54 comments) — r/LocalLLaMA — community appreciation
  10. Do you really not open the IDE anymore? (77 ups, 131 comments) — r/ClaudeCode — debate on IDE replacement by Claude Code
  11. I stopped letting Claude Code guess how my app works. Now it reads the manual first. (78 ups, 52 comments) — r/ClaudeCode — documentation-first agent prompting
  12. this calmed my nerves (24 ups, 6 comments) — r/ClaudeCode — user experience reassurance
  13. Employees at Google and OpenAI support Anthropic’s Pentagon stand in open letter (4657 ups, 149 comments) — r/technology — cross-company AI ethics solidarity

Core tech

  1. YouTube Shorts and Instagram Reels are making you dumber, according to science (14573 ups, 659 comments) — r/technology — short-form video cognitive impact research
  2. Polymarket defends its decision to allow betting on war (1914 ups, 127 comments) — r/technology — everything is gambling debate
  3. Yes, and… (99 ups, 29 comments) — r/programming — programming philosophy
  4. A Social Filesystem (73 ups, 20 comments) — r/programming — social filesystem concept
  5. Understanding RabbitMQ in simple terms (25 ups, 6 comments) — r/programming — message queue explainer

OSS / Indie Dev

  1. Client-side passport photo maker - ONNX/WASM background removal, WebGPU (759 ups, 44 comments) — r/webdev — fully client-side AI photo processing, zero server
  2. Built a client-side SVG to PNG converter - Canvas API, batch processing (390 ups, 20 comments) — r/webdev — client-side batch image conversion
  3. A pseudo-3D portfolio idea I’ve been working on (open-source) (100 ups, 10 comments) — r/webdev — creative 3D portfolio OSS
  4. I might be wrong but I think left one is easiest to work with (125 ups, 75 comments) — r/webdev — UI/API design preference debate
  5. Open Source Endowment - funding for FOSS launch (42 ups, 15 comments) — r/opensource — new FOSS endowment funding
  6. If the plans Google has described for requiring developer identification for Android apps go into effect, will that conflict with (L)GPL? (10 ups, 3 comments) — r/opensource — Google Android ID requirements vs GPL
  7. Does anyone have a list of directories to launch a startup? (21 ups, 26 comments) — r/indiehackers — startup launch directory resources
  8. The AI Search Playbook: Get Recommended by ChatGPT (1 ups, 11 comments) — r/indiehackers — AI SEO strategy for indie products
  9. Quarkdown: Markdown with superpowers for typesetting (0 ups, 4 comments) — r/opensource — enhanced Markdown typesetting tool

Crypto

  1. Suspected insiders make over $1.2 million on Polymarket ahead of U.S. strike on Iran (962 ups, 76 comments) — r/CryptoCurrency — Polymarket insider trading scandal
  2. Bitcoin Price Jumps to $67K After Reports That Iran’s Supreme Leader Was Killed (139 ups, 35 comments) — r/CryptoCurrency — Bitcoin geopolitical hedge
  3. Vitalik Buterin Lays Out A Plan To Make Ethereum 1,000 Times More Capable (60 ups, 11 comments) — r/CryptoCurrency — Ethereum scaling plan
  4. Polymarket Iran Bets Hit $529 Million as New Wallets Raise Insider Concerns (51 ups, 12 comments) — r/CryptoCurrency — growing Polymarket insider concerns
  5. TradFi Markets Closed During Iran–Israel Escalation - Onchain Markets Didn’t (48 ups, 1 comments) — r/defi — DeFi 24/7 advantage vs TradFi during crisis
  6. Ethereum’s “Strawmap” roadmap just dropped: Single-slot finality, 8-second blocks, and a timeline to 2030 (5 ups, 4 comments) — r/CryptoTechnology — Ethereum technical roadmap
  7. How can a cross-chain trading system be implemented without moving assets between chains? (4 ups, 7 comments) — r/CryptoTechnology — cross-chain architecture
  8. Is blockchain-verified authorship the most underrated use case in Web3? (3 ups, 1 comments) — r/CryptoTechnology — blockchain authorship use case

Feedly OPML Subscriptions

Notable Topics

Entries by Category

Devops

  1. Cultivating a robust and efficient quantum-safe HTTPS — Google Online Security Blog — post-quantum cryptography for HTTPS at Google scale
  2. Staying One Step Ahead: Strengthening Android’s Lead in Scam Protection — Google Online Security Blog — Android anti-scam improvements
  3. Kubernetes WG Serving concludes following successful advancement of AI inference support — CNCF — K8s AI inference WG completed
  4. KubeCon + CloudNativeCon Europe 2026 Co-located Event Deep Dive: BackstageCon — CNCF — Backstage developer portal at KubeCon
  5. SPAで発生しやすい「クライアントサイドパストラバーサル」リスクとその対策 — GMO Flatt Security Blog — SPA client-side path traversal patterns and defenses

Hacker (JP Engineering Blogs)

  1. Amazon Cognito ユーザープールでアプリケーションクライアントのシークレットでカスタムシークレットとローテーションがサポートされました — DevelopersIO — Cognito client secret rotation support
  2. EC2 + OpenClaw + Bedrock な環境で Kiro CLI をエージェントとして動かしてみた — DevelopersIO — Kiro CLI as agent on EC2 with Bedrock
  3. AI活用スキル向上ワークショップ「Orchestration Development Workshop」記事一覧 — LY Corp Tech Blog — AI orchestration skills workshop
  4. タップルのインフラリソースにおける最適化手法の設計 — CyberAgent Developers Blog — Tapple infrastructure optimization
  5. Amazon AuroraのCPU世代を上げるとどうなる？ — Hatena Developer Blog — Aurora CPU generation upgrade performance

News

  1. Dashlane Becomes First Password Manager to Implement FIDO Credential Exchange on Android — FIDO Alliance — first FIDO credential exchange on Android
  2. Yubico Unveils “YubiNation Partners” — FIDO Alliance — Yubico channel partnership expansion
  3. Who is the Kimwolf Botmaster “Dort”? — Krebs on Security — Kimwolf botnet operator investigation
  4. ‘Starkiller’ Phishing Service Proxies Real Login Pages, MFA — Krebs on Security — AiTM phishing bypassing MFA
  5. AWS、サブエージェントごとにカスタマイズによる高性能化が可能な「Kiro 0.9」リリース — Publickey — AWS Kiro 0.9 with per-subagent customization