Alternatives to Software Development Cost Calculator

Free open-source design-intelligence skill that feeds UI styles, palettes, fonts, and chart rules into Claude Code, Cursor, and other AI coding assistants.

Codey brings local-first agentic coding to your machine: 25 agent CLIs and 200+ models on your own API keys for $10 flat.

Shipper Advisor is the AI mentor chat that reviews your build and coaches copywriting, marketing, design and product architecture.

Browser-based cloud IDE with a built-in AI coding assistant and one-click deployment for AI plugins and GPT actions.

Browser-based cloud IDE for coding, real-time collaboration, and one-click hosting

GitDiagram turns any GitHub repository into an interactive file-structure diagram or a one-minute explainer video.

RTL to FPGA prototype in minutes

Devv AI turns a plain-English prompt into an AI-powered web app with auth, LLM, database and image generation wired in.

Free, MIT-licensed VSCode extension for one-click AI code comments, cross-language code conversion, UI-to-code, and batch file processing.

Ghostwriter Chat brings file-grounded AI coding chat into Replit's browser IDE, reading your project before it answers.

Batch AI code generation for unit tests, refactoring, documentation, and code conversion across 56 languages.

ReadMe turns an OpenAPI spec into interactive API docs with AI linting, Git-synced review branches, and an MCP server agents can query.

Cosine Genie is an AI coding agent for legacy and niche-language codebases, deployable down to fully air-gapped infrastructure.

Free AI hackathons where you build a working prototype on a named sponsor's AI stack in days or weeks.

Free open-source JetBrains AI code assistant with agentic coding, spec-driven development and local LLM support

FanBox is a free macOS terminal with a live diff viewer showing every file your Claude Code or Codex agent writes.

Open-source skill that turns any brand into a design system Claude Code and Codex can build with

JetBrains Air is one system for building software with agents across JetBrains IDEs, the browser, CLI and mobile

Enterprise AI coding assistant with a Context Engine for governed, air-gapped code completion

Cosmos by Augment Code orchestrates agent loops for code review, ticket-to-PR, security fixes and incident triage.

GitHub Copilot is an AI coding agent that starts work from the issue or pull request already in your repo.

Zed is a GPU-rendered Rust code editor that runs parallel AI agents at native speed

Sourcegraph Cody brings whole-codebase context to AI coding chat, completions, and agentic batch changes across hundreds of repos.

GitLab Duo Agent Platform: policy-governed AI agents that carry code changes through review, security, and CI/CD pipelines

Amazon CodeWhisperer is now Amazon Q Developer — an AI coding assistant with AWS expertise, built into your IDE and CLI

Crush: agentic coding in your terminal with multi-model switching and LSP context

A DESIGN.md catalog that hands your AI coding agent real brand colors, type and spacing

Self-hosted code search and AI code Q&A that gives coding agents context across every repo you own

Open-source SKILL.md rules that stop AI coding agents shipping generic frontend UI

Trae is an AI coding IDE with parallel SOLO cloud agents and usage-metered pricing