Awesome List Updates on May 28, 2026

6 awesome lists updated today.

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1. Awesome Regression Testing

Tools and frameworks (a-z↓)

• DiffGoblin Action (⭐0) - GitHub Action that screenshots two URLs and posts a visual diff as a PR comment. Zero config, no external service needed.

• Frostbyte Screenshot Action (⭐0) - GitHub Action for automated website screenshots in CI/CD. API-based (no local browser), supports 5 viewports, full-page capture, dark mode.

• Lastest - Visual regression testing platform built on Playwright with screenshot diffing, baseline review, and AI flake triage. Self-hostable via docker-compose or k8s.

Online services (a-z↓)

• MyVisReg – Run visual regression tests directly in your browser with no installs or setup.

• PageBolt - Screenshot, video recording, PDF, and page inspection API with device emulation, ad blocking, and cookie banner removal.

• Wopee.io - Autonomous visual regression testing platform with AI-powered test agents. Integrates with Playwright, Cypress, and Robot Framework.

Slideshows, talks and videos (a-z↓)

• Scaling up your Screenshot Testing, without the Friction - Mobile focussed talk from Droidcon/Fluttercon India. Explains the bottlenecks with scaling up screenshot testing and how to solve them.

2. Awesome Embedded Rust

Books, blogs, and training materials / Free and public materials

• The Rust on ESP Book - This book aims to provide a comprehensive guide on using the Rust programming language with Espressif SoCs and modules.

• Embedded Rust (no_std) on Espressif - Training for Rust using no_std (bare metal) approach on ESP32-C3, officially supported by Espressif.

• Embedded Rust (std) on Espressif - Training for Rust using std approach development on ESP32-C3 by Ferrous Systems. Uses the community-maintained esp-idf-hal ecosystem.

Peripheral Access Crates / Espressif

• esp32c5 -

• esp32c61 -

• esp32p4 -

3. Awesome Cpp

Artificial Intelligence

• fastmcpp - C++ port of the fastmcp Python library. [Apache2]

4. Awesome Go

Database Tools

• go-postgres-s3-backup (⭐2) - Serverless PostgreSQL backups to S3 using AWS Lambda, with daily, monthly, and yearly rotation.

5. Awesome Music

Audio Tools

• Kima (⭐1.1k) - a self-hosted music streaming server with ML-powered audio analysis, vibe-based discovery, and Subsonic API support.

MIDI Tools & Libraries

• Gingoduino (⭐46) - music theory engine for embedded systems with MIDI 1.0/2.0 UMP support.

• JJazzLab (⭐548) - a complete Midi-based framework for automatic backing tracks generation.

• Midimonster (⭐594) - universal control and translation tool for most show control protocols.

• mididings (⭐39) - A Python-based MIDI router and processor for Linux and macOS

• stagedings (⭐7) - An UI and API for mididings

Related lists

• Awesome AI Music Generation (⭐463) - A curated list of AI music generation tools and resources.

6. Awesome Ci

• Name: PikoCI

  Description: Self-hosted CI/CD inspired by Concourse. Single binary, runs in memory or with any SQL database and queue backend. HCL pipelines, pluggable abstractions.

  Features: Go

  Supported repositories: Apache-2.0

  Documentation: Self-hosted

• Next: May 27, 2026