KnowStack

What it does

Turn your company knowledge into a single source of truth. KnowStack transforms emails, documents, and websites into a structured, searchable Knowledge Base — and turns it into AI-graded HR assessments for hiring and training.

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  Question Base2023 · ▲453

  Turn Slack into a knowledge base with generative AI

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  Sense 2025 · ▲274

  AI search for all your apps and automatic work hub

• 
  KnoWhiz2024 · ▲108

  Transform materials into structured learning

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  Knowt2019 · ▲194

  An app that uses AI to turn your notes into review quizzes.

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  OneBar 2.02018 · ▲231

  AI-powered Q&A knowledge base for Slack teams

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  Kai by Tettra2023 · ▲210

  AI powered knowledge base and Q&A for teams

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  Clipto MCP▲640

  Let agents source clips from terabytes of your local video

  Work · 18d ago · clipto.com

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  HyNote for Mac▲383

  Free local transcription that is 100% Private

  Work · 17d ago · hynote.ai

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  VoiceOS App Store▲330

  The app store for voice native apps that lives in your notch

  Work · 28d ago · voiceos.com

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  Scrimba Explain▲325

  Ask any question, get a video back instantly

  Work · 24d ago · scrimba.com

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  CleanShot 5.0 with Studio Mode▲278

  Mac-native app for screenshots, recordings and collaboration

  Work · 5d ago · cleanshot.com

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  Brew ▲905

  Like Claude design for email marketing

  AI · May 2026 · brew.new

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  Kilo Code for VS Code▲897

  Parallel agents, diff reviewer, and multi-model comparisons

  Dev tools · May 2026 · kilo.ai

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  StoreClaw▲805

  Grow your store profits with agents that know how to sell

  AI · May 2026 · storeclaw.ai

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  PollyReach▲796

  Give your agent a real number and voice to make calls.

  AI · May 2026 · pollyreach.ai

• NW
  Needle: We Distilled Gemini Tool Calling into a 26M Model▲776

  Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…

  Life & fun · May 2026 · github.com

• FM
  Files.md – Open-source alternative to Obsidian▲730

  Dev tools · May 2026 · github.com