Sandbox
17 repos for backend · Claude Code · CodingClear
butterbase-ai/
butterbase

Open-source backend-as-a-service. Postgres, auth, storage, functions, AI gateway, MCP.

3.4k
FernandoJRR/
solidifier

SOLID principles and design patterns for backend code — applied with restraint. Skill for Claude Code, OpenCode, GitHub Copilot, and OpenAI Codex.

37
bardiakhosravi/
tenets

Architecture guardrails for AI coding agents building backend services with DDD and Hexagonal Architecture.

45
insightflo/
chatgpt-codex-proxy

An Anthropic-compatible /v1/messages proxy that lets Claude Code use the ChatGPT Codex backend.

44
taichuy/
1flowbase
taichuy/1flowbaseFrameworks & SDKs

1flowbase: self-hosted AI gateway with protocol translation, dispatch, chat logs, built-in backend & React blocks to combine AI with business data. All managed by your Agent via MCP.

261
datopian/
portaljs

🌀 AI-native framework for building data portals. Scaffold a full portal from a brief and load datasets in minutes with agentic skills — any backend (CKAN, GitHub, Frictionless).

2.4k

100% Rust implementation of code graphRAG with blazing fast AST+FastML parsing, surrealDB backend and advanced agentic code analysis tools through MCP for efficient code agent context management

877
prest/
prest
prest/prestConnectors

PostgreSQL ➕ REST, low-code, simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new, MCP server

4.6k
agent-room-alkl/
agent-room

Put Claude Code, Cursor, Codex, Gemini & Antigravity in one room — real-time multi-agent AI collaboration over MCP for distributed dev, code review, PR handoff & frontend↔backend integration. Free, self-hostable, MCP-native.

48

Co-creation infrastructure for humans and code agents — visual environment, skills, continuous learning, and distribution.

160
shinpr/
sub-agents-skills

Cross-LLM sub-agent orchestration as an Agent Skills. Route tasks to Codex, Claude Code, Grok, GLM, Kimi, Cursor, Gemini, OpenCode, or Command Code from any compatible tool.

85

Run any process, on your machine or in an AI agent's environment, as if it were a pod in your Kubernetes cluster: real env vars, DNS, network, traffic.

5.3k
AMAP-ML/
LongHorizon-Harness

The long-horizon computer-use harness. Run AI agents across desktop apps and the CLI for extended periods while preserving task state and making reliable progress on complex workflows. Features fresh-context execution, durable verified state, independent auditing, recoverable progress, and native Claude Code / Codex / OpenClaw integration.

1.5k