Showing 21–40 of 1,000 ranked alternatives.
Nordic Semiconductor ASA
Scan Bluetooth LE devices and
Scan and to Bluetooth Low Energy devices. View device information and interact with them. Advertise as a peripheral and support Bluetooth profiles. Update device firmware using DFU capabilities.
BLUEPIXEL TECHNOLOGIES LLP
Scan and track BLE beacons in real
Scan nearby Bluetooth devices and view their signal strength. Detect and monitor Bluetooth Low Energy peripherals. Identify iBeacon and Eddystone formats including UID, TLM, and URL. Locate lost Bluetooth devices like fitness trackers.
Gang Yang
Send encrypted messages and calls
Secure messaging allows users to send encrypted messages with end-to-end . Register using a fake 8-digit number instead of a phone number. Set a password for login and use a destroy password to erase all data. Connect to a private Morse server.
Tomer Shemesh
Add servers, view , track players
Manage servers by adding them to the . View online , player list, host, port, message of the day, server version, and ping. Check domain SRV records. Server owners can disable player list visibility.
Meshtastic LLC
Send messages over mesh network
Send text messages via a mesh network using low-power Lora radios. Connect devices to create a decentralized network. Share messages without cellular or WiFi access. Operate in off-grid environments. Manage connections and message history.
thebaselab Ltd
Edit with Node
Editor with built-in Node.js, Python, C, C++, PHP, and Java runtimes. Supports Monaco Editor for high-performance text editing. Offers autocomplete and static analysis for Python and Java.
Tsuyoshi Nakajima
Write notes with Apple Pencil and iPad
Take notes with pen-like drawing on iPad using Apple Pencil. Save and organize notes across devices via iCloud. Access built-in tools for formatting and annotating. Share notes directly from the .
Justin Wasack
Run scripts on websites you visit
Save and run custom JavaScript and CSS code on websites. Manipulate pages, block ads, inject styles, and automate tasks. No user tracking. Open source.
Gregory Strigunov
Photos and videos
Photos, videos, and Reels without watermarks in high quality. Copy captions optionally. Automatically open upon reposting. from private accounts you follow. No ads or trackers. No login required.
小文 黄
Compile code, fetch Git, store files, share
Learn C/C++ with code templates, auto-completion, and auto-indentation. Compile and execute code offline. Fetch Git repositories and store files using iCloud. Share code via LAN using HTTP/FTP. Run examples directly within the .
Thomas Okken
Calculate and print with precision
Perform complex calculations with advanced mathematical functions and programming capabilities. Print results using compatible printers. Save and load calculator sessions. Access open-source code and modify under GNU GPL v2 terms.
Philipp Heckel
Subscribe to topics and receive notifications
Receive push notifications from Bash or PowerShell scripts via HTTP API. Subscribe to topics and publish messages using PUT/POST requests. Integrate with curl or Invoke-WebRequest for alerts on device.
Skymatic GmbH
Encrypt files and access securely
Encrypt and secure cloud storage with end-to-end encryption. Create and manage vaults with passwords. Unlock vaults using biometric authentication. Access encrypted files without additional accounts or setup.
David Jacobsen
Test haptics, learn Swift, share code
Test feedback types on a single screen for comparison. View descriptions and use cases for all 9 types in Swift. Share code via Messages, email, or AirDrop. Access links for additional information. Supports dark mode and offers alternate icons.
Ian Spence
Inspect domains and websites securely
Input domains or IP addresses to check TLS security. Inspect websites directly from a browser extension. View trust status and certificate details. Identify security issues and device trust relationships.
Sindre Sorhus
Edit code, view diffs, and fix issues
Refines interface by linkifying references, showing whitespace, reducing tab size, adding merge conflict fixes, reaction avatars, revert buttons, build status icons, and comment navigation.
Chris Ballinger
Lets you send encrypted messages and calls
Allows users to send encrypted messages using OTR and OMEMO protocols over XMPP. Users can create accounts on public XMPP servers or connect to their own server. Messages are secured with open source cryptographic libraries.
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