Open-source alternatives to ViewServer

Acra is an Android crash reporting framework and diagnostic data collector designed to detect failures and capture device diagnostics, system logs, and application state. It serves as an embeddable library for capturing and processing crash reports, providing a pipeline to send this data to custom backends or via email. The project features a plugin-based sender architecture that allows reports to be routed through HTTP endpoints, email clients, or proprietary backend implementations. It includes a user-controlled reporting system with preference toggles and interactive dialogs to manage user

This app will show grid overlay over whole system which helps you to verify your excellent app design.

Hugo is an annotation-based debugging tool and Java method logging library. It functions as a method execution tracker that records method arguments, return values, and execution durations during application runtime. The project differentiates itself by using annotation-driven instrumentation and bytecode-level aspect injection to capture telemetry without requiring manual print statements. It employs post-compilation bytecode manipulation and aspect-oriented wrapping to insert interception logic around annotated method boundaries. The library covers observability and monitoring capabilities

Pidcat is a command-line utility designed for Android development that filters system logs for a specific application package. It functions as a logcat filter and colorizer, isolating output for a single package to assist in debugging application behavior. The tool distinguishes itself by tracking process identifiers dynamically. It monitors system process lists to automatically update the target process ID when an application restarts or redeploys, ensuring the log stream persists without manual intervention. To improve readability, the utility applies color coding to log entries based on s