8 Best omp Alternatives in 2026 (Open Source)
omp — ⌥ Coding agent with the IDE wired in. Built by Stencil Labs. Deep IDE integration with a comprehensive set of built-in tools and multi-provider LLM support in an open-source Rust core.
Short answer
- Closest match to omp: Cursor.
- Most actively developed: Codewhale (7,997 commits in the last 90 days).
- Fastest growing: Claude Code (+10,387 GitHub stars in the last 30 days).
- No commit in 6+ months: Plandex.
These 8 open-source tools do the same job. They are ordered by how closely they match omp, with live GitHub data so you can see which projects are actively maintained.
| Tool | GitHub stars | Stars / 30d | Last commit |
|---|---|---|---|
| omp(original) | 34.1k | +3,030 | 2026-10-02 |
| Cursor | 33.3k | +116 | 2026-05-12 |
| Claude Code | 149.0k | +10,387 | 2026-10-02 |
| QwenLM/qwen-code | 28.3k | +465 | 2026-10-02 |
| Codewhale | 41.0k | -45 | 2026-10-02 |
| OpenClaude | 33.6k | +480 | 2026-09-29 |
| Codex | 127.6k | +9,462 | 2026-10-02 |
| Plandex | 15.7k | +85 | 2025-10-03 |
| AutoDev | 4.5k | +22 | 2026-09-25 |
1. Cursor
The AI Code Editor
What sets it apart: Unlike AI plugins added to existing editors, Cursor is built from the ground up as an AI-native editor with deep codebase indexing and multi-file context — providing more coherent AI assistance than bolt-on extensions like GitHub Copilot
Best for: Individual developers and small teams wanting AI-integrated IDE experience without plugin setup; VS Code users who want seamless AI coding without switching to a separate tool
2. Claude Code
Agentic coding tool that understands codebases and handles tasks and Git workflows from your terminal
What sets it apart: Unlike Codex (OpenAI) which also runs in terminal, Claude Code has deeper codebase understanding via long-context and native GitHub integration with @claude mentions
Best for: Developers who live in the terminal and want AI-assisted coding without leaving CLI; Teams using GitHub workflows who want automated PR reviews and code generation
3. QwenLM/qwen-code
An open-source AI coding agent that lives in your terminal.
What sets it apart: Open-source coding agent framework that evolves using its own AI to file issues, submit PRs, and review code.
Best for: Developers wanting terminal-based coding assistance; Teams needing multi-protocol AI agent support; Open-source enthusiasts avoiding vendor lock-in
4. Codewhale
Open-source coding agent for your terminal, built in Rust and on a journey of continuous community improvement. Issues and PRs welcome.
What sets it apart: Open-source Rust-based coding agent that operates natively in the terminal with support for multi-model agent workflows.
Best for: Developers wanting AI coding assistance directly in terminal; Open-source enthusiasts; Multi-agent coding workflows
5. OpenClaude
runs anywhere. uses anything
What sets it apart: One CLI across cloud APIs and local model backends with terminal-first coding-agent workflows.
Best for: Developers wanting a unified CLI for coding agents; Teams using multiple model providers; Terminal-focused AI agent workflows
6. Codex
Lightweight coding agent that runs in your terminal
What sets it apart: Unlike Claude Code (Anthropic-only), Codex uniquely integrates with existing ChatGPT subscriptions and offers both CLI and cloud-based (Codex Web) agent variants
Best for: OpenAI ecosystem users wanting a terminal-first coding agent with ChatGPT plan integration; Teams already paying for ChatGPT Enterprise who want CLI-based code automation
7. Plandex
Open source AI coding agent. Designed for large projects and real world tasks.
Best for: Developers working on large-scale multi-file refactoring or feature implementation; Terminal-centric developers who prefer CLI over IDE plugins; Teams needing sandboxed AI code changes with explicit review before applying
8. AutoDev
🧙AutoDev: the AI-native Multi-Agent development platform built on Kotlin Multiplatform, covering all 7 phases of SDLC.
What sets it apart: vs Cursor/GitHub Copilot: Full SDLC coverage with 7 specialized agents (not just coding), runs on 8+ platforms via Kotlin Multiplatform, includes DevIns scripting language for workflow automation and MCP protocol support
Best for: Teams wanting AI assistance across the entire SDLC in their IDE; Cross-platform development teams (IDE + mobile + CLI + web); Chinese and English speaking development teams
FAQ
- What are the best alternatives to omp?
- The closest open-source alternatives to omp are Cursor, Claude Code and QwenLM/qwen-code, followed by Codewhale, OpenClaude and Codex. They are ranked by how closely they match what omp does.
- Which omp alternative is the most popular?
- Claude Code has the most GitHub stars among omp alternatives, with 149,027 stars.
- Which omp alternative is the most actively maintained?
- By recent activity, Codewhale (7,997 commits in the last 90 days) is the most actively developed alternative.