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1 | | -LeanType is a privacy-conscious, customizable open-source keyboard, based on AOSP / OpenBoard / HeliBoard. |
2 | | -It enhances the original keyboard with optional AI-powered features, offering both cloud-based and fully offline on-device intelligence. |
| 1 | +LeanType is a privacy-conscious, customizable open-source Android keyboard. Based on the robust foundations of AOSP and HeliBoard, LeanType offers a pure, ad-free typing experience that guarantees your typing privacy while offering cutting-edge AI integrations. |
3 | 2 |
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4 | | -Features: |
| 3 | +Choose Your Experience |
| 4 | +LeanType is available in multiple builds depending on your privacy needs. The Standard version supports optional Cloud AI features, while the Offline versions physically guarantee zero internet access at the OS level while still offering full neural proofreading via on-device ONNX models. |
| 5 | + |
| 6 | +Key Features: |
5 | 7 | <ul> |
6 | | - <li><b>AI Proofreading & Translation:</b> Proofread or translate text using Gemini, Groq, or OpenAI-compatible providers, or use fully offline on-device ONNX models.</li> |
7 | | - <li><b>Custom AI Keys:</b> Assign custom prompts and personas to customizable toolbar keys.</li> |
8 | | - <li><b>Clipboard Search & Undo:</b> Search through your clipboard history directly from the toolbar, and undo accidental item deletions.</li> |
9 | | - <li>Add dictionaries for suggestions and spell check</li> |
10 | | - <ul> |
11 | | - <li>build your own, or get them <a href="https://codeberg.org/Helium314/aosp-dictionaries#dictionaries">here</a>, or in the <a href="https://codeberg.org/Helium314/aosp-dictionaries#experimental-dictionaries">experimental</a> section (quality may vary)</li> |
12 | | - <li>additional dictionaries for emojis or scientific symbols can be used to provide suggestions (similar to "emoji search")</li> |
13 | | - <li>note that for Korean layouts, suggestions only work using <a href="https://github.com/openboard-team/openboard/commit/83fca9533c03b9fecc009fc632577226bbd6301f">this dictionary</a>, the tools in the dictionary repository are not able to create working dictionaries</li> |
14 | | - </ul> |
15 | | - <li>Customize keyboard themes (style, colors and background image)</li> |
16 | | - <ul> |
17 | | - <li>can follow the system's day/night setting on Android 10+ (and on some versions of Android 9)</li> |
18 | | - <li>can follow dynamic colors for Android 12+</li> |
19 | | - </ul> |
20 | | - <li>Customize keyboard <a href="https://github.com/LeanBitLab/HeliboardL/blob/main/layouts.md">layouts</a> (only available when disabling <i>use system languages</i>)</li> |
21 | | - <li>Customize special layouts, like symbols, number, or functional key layout</li> |
22 | | - <li>Multilingual typing</li> |
23 | | - <li>Glide typing (<i>only with closed source library</i> ☹️)</li> |
24 | | - <ul> |
25 | | - <li>library not included in the app, as there is no compatible open source library available</li> |
26 | | - <li>can be extracted from GApps packages ("<i>swypelibs</i>"), or downloaded <a href="https://github.com/erkserkserks/openboard/tree/46fdf2b550035ca69299ce312fa158e7ade36967/app/src/main/jniLibs">here</a> (click on the file and then "raw" or the tiny download button)</li> |
27 | | - </ul> |
28 | | - <li>Clipboard history</li> |
29 | | - <li>One-handed mode</li> |
30 | | - <li>Split keyboard (only available if the screen is large enough)</li> |
31 | | - <li>Number pad</li> |
32 | | - <li>Backup and restore your settings and learned word / history data</li> |
| 8 | + <li><b>AI Proofreading & Translation:</b> Instantly fix grammar, rewrite text, or translate sentences using powerful AI. Choose between Gemini, Groq, or OpenAI-compatible backends.</li> |
| 9 | + <li><b>Always Private, On-Device AI:</b> Download and use fully offline ONNX models (Flan-T5, Visheratin, etc.) to securely proofread without any data ever leaving your device.</li> |
| 10 | + <li><b>Floating Keyboard:</b> Detach the keyboard into a draggable window for seamless multitasking and improved accessibility.</li> |
| 11 | + <li><b>Clipboard Power-tools:</b> Search your clipboard history directly, enjoy visual previews, and undo accidental clip deletions.</li> |
| 12 | + <li><b>Screenshot Suggestions:</b> Instantly paste recently taken screenshots directly from your keyboard suggestions.</li> |
| 13 | + <li><b>Custom AI Keys:</b> Program up to 10 customizable toolbar keys with distinct AI behaviors (e.g., #editor, #proofread, #toneshift) to quickly transform your text on demand.</li> |
| 14 | + <li><b>Touchpad Mode:</b> Swipe up on the spacebar to control your screen cursor like a trackpad.</li> |
| 15 | + <li><b>Split Toolbar & Suggestions:</b> Dual-layer interface allowing simultaneous access to suggestions and utility keys.</li> |
33 | 16 | </ul> |
34 | 17 |
|
35 | | -LeanType is available in multiple build flavors based on your privacy needs: Standard (Opt-in Cloud AI), Offline (On-device AI, NO internet permission), and Offline Lite (No AI, NO internet permission). |
| 18 | +Standard Features: |
| 19 | +<ul> |
| 20 | + <li>Multilingual typing with auto-correction</li> |
| 21 | + <li>Import dictionaries from Gboard/Google</li> |
| 22 | + <li>Fully customizable themes (Colors, backgrounds, Day/Night integration, Material You dynamic colors)</li> |
| 23 | + <li>Customizable special layouts (NumPads, Symbol layouts)</li> |
| 24 | + <li>Glide typing support (Requires external closed-source library)</li> |
| 25 | + <li>One-handed mode and Split keyboard</li> |
| 26 | + <li>Backup & restore for all your settings and learned words</li> |
| 27 | +</ul> |
| 28 | + |
| 29 | +Privacy First: |
| 30 | +We believe your keyboard shouldn't spy on you. LeanType's offline versions strictly forbid internet permissions. For the standard version, network access is only ever used if you explicitly input API keys and actively request AI features. |
| 31 | + |
| 32 | +Built with ❤️ by LeanBitLab. |
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