20 LanguageTool alternatives
LanguageTool: Multilingual grammar, spelling and style checker with a Windows and macOS desktop app, browser and office add-ons, and an open-source core. 20 apps do similar work, most sharing macOS, Open Source and Windows, ranked by how much they have in common with LanguageTool.
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Ginger Software
English grammar and spelling checker that corrects whole sentences in context, with a Windows app and Office add-in, browser extensions and mobile keyboards.
Also: Browser Extension, Proofreading, Windows
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DeepL
DeepL's AI writing assistant that corrects and rephrases text in the same language, with selectable styles and tones.
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Wispr
Voice dictation that works in every app and cleans up as you speak — no filler words, correct formatting, right tone.
Also: macOS, Multilingual, Windows
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ByteDance
ByteDance's open-source desktop app that lets the UI-TARS vision-language model operate your computer and browser with mouse and keyboard.
Also: macOS, Open Source, Windows
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AI21 Labs
AI21 Labs' writing assistant that rewrites sentences in context, checks grammar and spelling, and summarises articles and videos, in the browser and on iPhone.
Also: Browser Extension, Proofreading
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English grammar checker and editing toolkit for fiction writers, with style reports, rephrasing and story-level manuscript critique.
Also: Browser Extension, Proofreading
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macOS assistant that works at your cursor — rewrite selected text in place, dictate into any field, and explain whatever is on screen, without switching to a chat tab.
Also: macOS, Proofreading
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The Browser Company
An AI browser for the workday from The Browser Company: a chat that reads your tabs and connected tools, a Morning Brief, meeting pages and AI-made decks.
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ABBYY
Desktop PDF editor built around ABBYY's AI-based OCR: turn scans into editable Word, Excel or searchable PDF in 198 recognition languages.
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O-mega Enterprise Inc.
Hold a key, speak, and Yap types your words into any app. Speech recognition runs on your Mac or PC, so your audio is never uploaded.
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Voice typing for Mac and Windows that turns speech into edited, formatted text in any app — plus screenshot questions and spoken edits behind one shortcut.
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Microsoft
Microsoft's open-source, policy-driven sandbox SDK for running agents, model-generated code, tools and plugins with only the files and network access you grant.
Also: Open Source, Windows
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Nexileap
Voice typing that rewrites rough speech to fit the app you are in — Slack, Gmail, Cursor or a notes field — across 100+ languages.
Also: macOS, Multilingual
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ZENPRODUCTS Technologies Private Limited
Local-first Mac dictation that types into any app, plus file and link transcription across 110 spoken languages on Apple Silicon.
Also: macOS, Multilingual
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Osaurus, Inc.
Native macOS harness for AI agents — any model, persistent memory, sandboxed execution and cryptographic identity, fully offline and open source.
Also: macOS, Open Source
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Jun Kim
Menu-bar LLM inference server for Apple Silicon, with continuous batching and tiered KV caching that keeps local models fast enough for real coding work.
Also: macOS, Open Source
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Cua AI, Inc.
Open-source computer-use infrastructure: a desktop driver, cloud desktop fleets, local macOS VMs and a benchmark for agents that click.
Also: macOS, Open Source
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pungme
An open-source Mac app that gives Claude Code a real browser, a live iOS Simulator and its own git worktree per chat.
Also: macOS, Open Source
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herval
Free, open-source Mac app that lets you chat with, approve and schedule Claude Code, Codex, OpenClaw and Hermes agents like contacts.
Also: macOS, Open Source
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Free, open-source Mac dictation: hold a shortcut, speak, and clean text lands in any app. Local speech models, no account.
Also: macOS, Open Source