AI Developer Tools & SDKs
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GigaToken hits 24.53 GB/s on GPT-2 — 989× faster than HuggingFace tokenizers
Everybody assumed tokenization was already solved because the baseline was written in Rust and multithreaded. Marcel Røed spent a few days proving it was leaving three orders of magnitude on the table. HuggingFace tokenizers does 24.8 MB/s on GPT-2. GigaToken does 24.53 GB/s on an AMD EPYC 9565. Phi-4: 24.00 GB/s, 801×. Llama 3: 22.15… Continue reading
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Hallmark (Nutlope) — anti-AI-slop design skill hits 8,900 stars in seven days
Every coding agent builds the same page. Hero, three feature cards, CTA, footer. Hallmark exists to break that reflex, and enough developers resented the reflex to push it to #1 on GitHub trending for the week — roughly 8,900 new stars in seven days, 15,000+ total. What it actually is Not an app, not an… Continue reading
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Jack Dorsey’s Block open-sourced Buzz to replace Slack and GitHub at the same time
Buzz shipped July 21 at version 0.4.21: channels, threads, DMs, canvas, search, audit log, plus Git hosting inside the same app. Apache 2.0, self-hostable, desktop clients free on macOS, Windows and Linux. Hacker News gave it 269 points in a day. Block already runs it internally to cut both Slack and GitHub out. The twist… Continue reading
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KTransformers (kvcache-ai) puts 100B+ models on a single RTX 5090 by shipping the experts to your CPU
18.7k GitHub stars, +448 in a day. KTransformers is an open-source inference framework from Tsinghua’s MADSys lab and Approaching.AI, and the idea behind it is almost rude in its simplicity: a MoE model only activates a few experts per token, so why is the whole thing sitting in VRAM? So it isn’t. Attention and shared… Continue reading
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ai-agent-book: Bojie Li’s open-source AI agent textbook gains 1,734 GitHub stars in one day
The #1 trending repo on GitHub right now isn’t a framework. It’s a book. Bojie Li — ex-Huawei “Genius Youth,” now Chief Scientist at Pine AI — open-sourced his entire textbook Understanding AI Agents: Design Principles and Engineering Practice: full manuscript, compiled PDF, and 50+ runnable projects mapped chapter by chapter. One day, +1,734 stars.… Continue reading
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Transcribe.cpp runs 60+ speech models in one runtime — the llama.cpp of voice, backed by Mozilla.ai
Local speech-to-text is fragmented. whisper.cpp only runs Whisper; Parakeet, Canary, Voxtral, and Kyutai each live in their own repos with their own quirks. Transcribe.cpp collapses all of them into one C/C++ inference library: 16+ ASR model families, 60+ models, all in GGUF format, all on the ggml runtime. Hacker News gave it 526 points. The… Continue reading
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Clawk hits 721 GitHub stars: a disposable Linux VM for Claude Code, in one command
Every coding agent session ends one of two ways: you babysit permission prompts all day, or you run –dangerously-skip-permissions and pray. Clawk’s bet: those flags aren’t reckless if the agent isn’t on your machine. Show HN agreed — 225 points, 157 comments. What it is Clawk is an open-source CLI that boots a lightweight VM… Continue reading
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Moonshine fits a full voice stack in 500KB — and still beats Whisper
Moonshine is an open-source voice stack from Moonshine AI (formerly Useful Sensors), founded by Pete Warden — the engineer behind TensorFlow Lite at Google. Speech-to-text, intent recognition, and text-to-speech, all in C++, all on-device. The Micro build runs a complete voice interface in 470KB of RAM on an 80-cent Raspberry Pi RP2350 chip. No cloud,… Continue reading
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code-review-graph hits 20K GitHub stars — an 82x context cut for Claude Code and Cursor
Coding agents burn most of their tokens reading files they don’t need — Claude Code eating 33k tokens on startup was a whole discourse. code-review-graph, now the #1 AI repo on GitHub Trending with 20,125 stars and +356 in a day, goes straight at that. It’s a local-first MCP server plus CLI: Tree-sitter parses your… Continue reading
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GitHub Copilot SDK puts a production coding agent inside your own app
GitHub took the agent engine behind Copilot CLI and shipped it as an SDK. So Copilot stops being an editor plugin and becomes a programmable agent runtime — an embeddable coding-agent kernel you call from your own code. What it actually is Not a chatbot wrapper. It’s the real thing: planning, tool calls, file edits,… Continue reading
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