Best Developer Tools Tools in 2026

Developer Tools covers several distinct needs. Pick the focused review that matches yours, each ranked by live community upvotes.

Focused reviews

Open source instant-search alternative to Algolia

Discover and install Model Context Protocol servers for AI agents

Developer Tools· mcp· ai agents· model context protocol

Build and ship the best web experiences.

Developer Tools· frontend· deploy· nextjs

Application monitoring and error tracking.

Developer Tools· monitoring· errors· observability

AI localization engine for dev teams

The terminal reimagined with AI and collaboration.

Developer Tools· terminal· cli· ai

Code search and intelligence across all repos

Write and deploy code from the browser

Open-source background jobs in TypeScript

Infrastructure for AI sessions. One API for transcript, model, and compute.

Developer Tools· ai agents· infrastructure· model routing

Free Screen Resolution Checker Tool

Developer Tools· screen size· resolution· ppi