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Best open-pencil alternatives

Explore highly rated tools in the same categories as open-pencil, compared using public project data.

Recommended alternatives

12 tools

K
100/100

kilocode

Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent.

Open source Developer ToolsAI
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H
100/100

hermes-agent

The agent that grows with you

Open source AI
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N
100/100

next-ai-draw-io

A next.js web application that integrates AI capabilities with draw.io diagrams. This app allows you to create, modify, and enhance diagrams through natural lan

Open source AIProductivity
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D
100/100

doris

Apache Doris is a real-time analytics and hybrid search database for AI agents.

Open source AIDatabase
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O
100/100

omlx

LLM inference server with continuous batching & SSD caching for Apple Silicon — managed from the macOS menu bar

Open source AI
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M
100/100

milvus

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

Open source AI
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U
100/100

unsloth

The local UI to run and train text and diffusion models, including Kimi K3, Gemma 4, Qwen3.6, DeepSeek-V4, FLUX and more.

Open source AIImage Tools
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C
100/100

claude-code-best-practice

from vibe coding to agentic engineering - practice makes claude perfect

Open source AI
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E
100/100

ECC

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor

Open source AIProductivity
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M
100/100

mastra

Mastra is the modern TypeScript framework for AI-powered applications and agents.

Open source AI
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