This guide explains how to add, edit, and customize layouts for a customizable, privacy-conscious open source keyboard.
Open source
24 alternativesHeliBoard
HeliBoard provides a customizable keyboard for Android with a focus on privacy and open-source development.
About HeliBoard
HeliBoard is an open-source keyboard for Android based on AOSP / OpenBoard. It does not use internet permission and works offline.
It supports added dictionaries for suggestions and spell check, custom themes and layouts, multilingual typing, clipboard history, one-handed mode, split keyboard, and backup and restore of settings and learned-word data. Glide typing requires a separate closed-source library that is not included, and emoji search requires an emoji dictionary.
Key features
- Add dictionaries for suggestions and spell check
- Customize themes with style, colors and background image
- Emoji search with separate emoji dictionary
- Custom keyboard layouts when system languages disabled
- Backup and restore settings and learned-word data
- One-handed mode, split keyboard and number pad
Best for: Android users who want an offline, open-source keyboard they can customize.
Good for
- Works offline without internet permission
- Open-source codebase based on AOSP / OpenBoard
- Customizable themes, layouts and dictionaries
Watch out for
- Glide typing requires separate closed-source library not included
- Emoji search requires separate emoji dictionary
- Custom keyboard layouts only when system languages disabled
HeliBoard at a glance
- Category
- Mobile Apps › Android Apps
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Android
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
HeliBoard alternatives
Tools and sites you could use instead, ranked by how closely they match.
Outspoke offers privacy-focused speech-to-text input as an Android keyboard, converting spoken words into text.
Open source
24 alternatives
Thumb-Key supports thumb-based text input through an Android keyboard designed with privacy-conscious handling.
Open source
24 alternatives
FlorisBoard provides a free, open-source keyboard for Android and includes a privacy-focused design.
Open source
24 alternatives
TranslateYou offers translation across more than 150 languages and several translation services in a privacy-focused Android app.
Open source
24 alternatives
Traffic Light tracks network and data usage on Android, providing an open source view of device traffic with privacy in mind.
Open source
24 alternativesPopular in Android Apps
Well-known listings from the same topic.
SwiftKeymicrosoft.com/en-us/swiftkeyMobile Abyssmobile.alphacoders.comPocketPal AIpocketpal.devGrapheneOSgrapheneos.orgTransittransitapp.comGameLoopgameloop.com
Is something wrong or out of date?
Tell us and an editor will check it.
Own this website?
Claim this listing
Claim the listing and suggest updates yourself. An editor checks every claim first.