Repository of the Day - anomalyco/opencode, and Daily Trends - June 27, 2026

Published: 6/27/2026

This daily roundup highlights repository momentum from GitGenius analytics for June 27, 2026, using UTC daily deltas in stars and subscribers.

The scan reviewed 2051 repositories, with 1920 repos contributing star deltas and 1920 repos contributing subscriber deltas.

Repo of the day

anomalyco/opencode led the day with +529 stars to 179711 total stars and -1 subscribers to 683 total subscribers. The repository 'sst/opencode' appears to be a collection of resources and tools related to open-source software development, specifically geared towards helping individuals and teams contribute effectively to open-source projects. It acts as a central hub for information, guidance, and potentially, code examples.

One of the core functions of the repository is likely to provide tutorials and documentation. These resources would cover various aspects of open-source contribution, ranging from basic concepts like understanding licenses (e.g., MIT, Apache 2.0) and version control systems (e.g., Git) to more advanced topics such as code review, testing, and project management methodologies commonly used in open-source projects. The documentation would likely be structured to cater to different skill levels, from beginners to experienced developers.

The repository probably includes templates and examples to streamline the contribution process. This could involve providing pre-written templates for common tasks, such as creating pull requests, writing issue reports, and crafting documentation. Code examples, demonstrating best practices for coding style, testing, and documentation, would also be valuable. These templates and examples would help contributors quickly understand the project's requirements and contribute in a consistent manner.

Another key aspect of 'sst/opencode' is its focus on community building and collaboration. The repository might offer resources for finding open-source projects to contribute to, such as curated lists of projects with beginner-friendly issues or projects actively seeking contributors. It could also provide guidance on how to effectively communicate with project maintainers and other contributors, fostering a welcoming and collaborative environment. This might include tips on using communication platforms like Slack, Discord, or mailing lists.

Furthermore, the repository may include tools and scripts to automate certain tasks related to open-source contribution. This could involve scripts for checking code style, running tests, or generating documentation. These tools would help contributors save time and effort, ensuring that their contributions meet the project's standards. The repository might also integrate with other open-source tools and services, such as continuous integration and continuous delivery (CI/CD) platforms, to streamline the development workflow.

In essence, 'sst/opencode' serves as a comprehensive resource for anyone interested in contributing to open-source projects. It aims to lower the barrier to entry by providing clear documentation, practical examples, and tools to facilitate the contribution process. By fostering a collaborative environment and promoting best practices, the repository helps individuals and teams make meaningful contributions to the open-source community.

Fastest rising repos

• DeusData/codebase-memory-mcp - +2023 stars (17624 total), language: C. High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.
  
• Panniantong/Agent-Reach - +1142 stars (43441 total), language: Python. Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees.
  
• mattpocock/skills - +885 stars (148313 total), language: Shell. Skills for Real Engineers. Straight from my .claude directory.
  
• topoteretes/cognee - +751 stars (23974 total), language: Python. Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.
  
• hugohe3/ppt-master - +696 stars (33038 total), language: Python. AI generates a real, editable PowerPoint from any document — native shapes & animations, speaker notes voiced as audio narration, and the option to follow your own .pptx template, not slide images · by Hugo He
  

Subscriber surge

• affaan-m/ECC - +9 subscribers (1134 total), +455 stars. The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
  
• mattpocock/skills - +7 subscribers (945 total), +885 stars. Skills for Real Engineers. Straight from my .claude directory.
  
• garrytan/gstack - +7 subscribers (719 total), +635 stars. Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA
  
• DeusData/codebase-memory-mcp - +7 subscribers (71 total), +2023 stars. High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.
  
• obra/superpowers - +6 subscribers (893 total), +624 stars. An agentic skills framework & software development methodology that works.
  

Hidden gems

• mattpocock/course-video-manager - +4 stars to 494 total stars, 5 subscribers
  
• moondevonyt/Harvard-Algorithmic-Trading-with-AI - +3 stars to 431 total stars, 6 subscribers. Harvard Algorithmic Trading
  
• ceph/ceph-client - +1 stars to 214 total stars, 121 subscribers. Ceph kernel client (kernel modules)
  
• micytao/vllm-playground - +1 stars to 483 total stars, 6 subscribers. A modern web interface for managing and interacting with vLLM servers (www.github.com/vllm-project/vllm). Supports both GPU and CPU modes, with special optimizations for macOS Apple Silicon and enterprise deployment on OpenShift/Kubernetes.
  
• alexziskind1/llm-inference-calculator - +1 stars to 289 total stars, 5 subscribers
  

Language movers

• python - +14804 stars across 340 repos. Example repos: NVIDIA/cutile-python, microsoft/agent-lightning, openai/gpt-oss
• typescript - +7496 stars across 233 repos. Example repos: nrwl/nx, amantus-ai/vibetunnel, QwenLM/qwen-code
• rust - +2550 stars across 73 repos. Example repos: BloopAI/vibe-kanban, farion1231/cc-switch, firecracker-microvm/firecracker
• c - +2434 stars across 27 repos. Example repos: torvalds/GuitarPedal, Genymobile/scrcpy, DeusData/codebase-memory-mcp
• javascript - +2371 stars across 57 repos. Example repos: react/react, thedotmack/claude-mem, micytao/vllm-playground

Category spotlight

• machine learning - +8696 stars across 199 repos. Example repos: amantus-ai/vibetunnel, openai/gpt-oss, onnx/onnx
• automation - +4598 stars across 125 repos. Example repos: microsoft/agent-lightning, shiyu-coder/Kronos, disler/claude-code-hooks-mastery
• natural language processing - +4479 stars across 74 repos. Example repos: fastai/fastai, KeygraphHQ/shannon, Chachamaru127/claude-code-harness
• semantic search - +3661 stars across 17 repos. Example repos: volcengine/MineContext, NevaMind-AI/memU, colbymchenry/codegraph
• deep learning - +3175 stars across 119 repos. Example repos: NVIDIA/cutile-python, openai/gpt-oss, QwenLM/qwen-code

Maintainer watch

• deusdata - +2023 stars across 1 repos. Example repos: DeusData/codebase-memory-mcp
• panniantong - +1142 stars across 1 repos. Example repos: Panniantong/Agent-Reach
• microsoft - +1108 stars across 29 repos. Example repos: microsoft/terminal, microsoft/agent-lightning, microsoft/VibeVoice
• mattpocock - +920 stars across 7 repos. Example repos: mattpocock/course-video-manager, mattpocock/skills, mattpocock/sandcastle
• topoteretes - +751 stars across 1 repos. Example repos: topoteretes/cognee