YouCompleteMe

Health v2 · maintenance only

Flags: no_releases

Adoption not part of the score

25894 stars · 2751 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

YouCompleteMe is a fast, as-you-type fuzzy-search code completion engine for Vim, backed by the ycmd server. It provides semantic completion for many languages including C/C++, Python, Java, Go, Rust, and TypeScript, plus diagnostics, GoTo commands, and signature help.

Use cases

• enable semantic code completion in vim
• autocomplete C++ code in vim
• get go-to-definition and diagnostics in vim
• fuzzy as-you-type completion for vim
• set up LSP-based completion in vim

When to choose

• you use Vim and want fast, semantic, multi-language completion
• you need diagnostics, signature help, and GoTo navigation inside Vim
• you want a mature completion engine with broad language support

When to avoid

• you use Neovim and prefer its built-in LSP with modern completion plugins
• you want a zero-configuration setup - YCM requires a compilation step
• you don't use Vim or a compatible editor

Facets

plugin · maturity active

editor developer-tools developer-tools text-editors windows editor-plugin python vim code-completion semantic-completion lsp ycmd fuzzy-search linux macos

Member repositories

For agents

markdown · JSON · MCP: product_card(name="ycm-core/YouCompleteMe")