PDFCatalyst

What it does

Edit PDFs entirely in your browser — no upload, no signup. Merge, split, sign, fill forms, redact, edit text, compress, watermark, image↔PDF. 24 tools. Free. Built with pdf.js + pdf-lib + IndexedDB. Your files literally never leave the tab. EN + VI.

• FI
  Free, in-browser PDF editor2025 · breezepdf.com · ▲791

  Add text, input boxes, pictures, signatures, delete pages, merge PDFs and password protect them. All happening in the browser, 100% free and no sign-up.

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  PDFDealJul 2026 · ▲3

  Every PDF tool you'll ever need, in one browser tab

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  FileHookJul 2026 · filehook.app · ▲6

  Edit PDFs in your browser. Free, fast, private.

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  PDF Tools by RenderlogApr 2026 · ▲3

  Free PDF tools that never upload your file

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  MoguanPDFJul 2026 · moguanpdf.com · ▲4

  24 PDF tools, zero uploads. Everything runs in your browser

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  PDFlunaJun 2026 · pdfluna.com · ▲1

  Free PDF tools that run 100% in your browser — no uploads

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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