MCPJam Inspector
Test + develop ChatGPT apps and MCP apps (ext-apps) locally
See websiteShip code faster and find the bug.
4,355 tools · updated Oct 1, 2026This is the deepest category on Appz, and the fastest-moving. It covers autocomplete and agentic coding assistants, code review and static analysis, test generation, observability and deployment tooling. Judge these tools on the boring parts — how they handle a large existing repo, and how much of their output you end up rewriting.
4,351 reviewed tools
Test + develop ChatGPT apps and MCP apps (ext-apps) locally
See websiteGive LLMs access to web accessibility testing APIs
See websiteSecure your master password with a fun memory you love!
See websiteBuild chatbots with memory using just an API
See websitePersistent, structured memory for AI Agents
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See websiteConfidential compute open network
See websiteOptimize Performance, Cost, Speed & Carbon for each prompt
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See websiteSlash MCP token usage by 68%
See websiteSecure, offline AI chat assistant on your device
See website600+ integrations for vibe coding, zero config required
See websiteKeyword‑driven AI articles auto‑posted to your blog
See websiteModel your data, then build apps with blocks and actions
See websiteRoll out coding standards safely across repos and agents
See websiteDesign databases with AI, edit with clicks
See website