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Best OpenAI Agents SDK Alternatives in 2026
OpenAI Agents SDK โ Build production agents with harness and sandbox. Here are 12 alternatives in Developer Tools, ranked by community upvotes.
Updated June 2026 ยท Data from Product Hunt launches

Haystack
Review the pull requests that actually need human attention
0
๐ปDeveloper ToolsMay 19

Rork Max
Best AI for iOS apps. Website that replaces Xcode
1476
๐ปDeveloper ToolsFeb 21

Kilo Code Reviewer
Automatic AI-powered code reviews the moment you open a PR
788
๐ปDeveloper ToolsJan 27

Base44 Backend Platform
The Backend for the age of AI
674
๐ปDeveloper ToolsFeb 16
InsForge
Give agents everything they need to ship fullstack apps
645
๐ปDeveloper ToolsMar 11

Claude Code Review
Multi-agent review catching bugs early in AI-generated code
562
๐ปDeveloper ToolsMar 10




