A lightweight HTTP client for API testing. Uses 50-100MB RAM vs Postman's 300-500MB.

中文文档

• Fast: Uses 50-100MB memory, starts in under 1 second
• Works offline: All data saved locally, plain text files that work with Git
• Native app: Built with Rust and iced framework
• Language support: English and Chinese
• Organize requests: Folders and drag-and-drop
• Environments: Switch between dev, staging, prod, etc.
• Syntax highlighting: Pretty colors for JSON, XML, and more
• AI Fill: Paste code from your backend and let AI fill the form

• Linux Arch/x86_64
• Macosx x86_64
• Macosx arch64 To be added
• Windows11 x86_64

• Request editor (GET, POST, headers, params, body)
• JSON, form data, raw text
• Collections with folders and drag-and-drop
• Multiple tabs
• Response viewer with syntax colors
• Environment variables
• Auth: Bearer token, Basic, API Key
• Right-click menus
• Settings
• Notifications
• Keyboard shortcuts
• English and Chinese UI

• Rust 2021+
• Linux, macOS, or Windows
• Chinese fonts (optional, only if you want Chinese UI)

From AUR:

yay -S requiem
# or
paru -S requiem

From GitHub:

wget https://github.com/youaodu/Requiem/releases/latest/download/requiem-*.pkg.tar.zst
sudo pacman -U requiem-*.pkg.tar.zst

More details: Arch Linux install guide

git clone https://github.com/youaodu/Requiem.git
cd Requiem

# Run it
cargo run

# Or build release
cargo build --release
./target/release/requiem

For Chinese UI, install Source Han Sans:

Arch Linux:

sudo pacman -S adobe-source-han-sans-otf-fonts

Other systems: Download Source Han Sans or change the font in src/main.rs.

# Run it
cargo run

# With debug logs
RUST_LOG=debug cargo run

# Check code
cargo check

# Format
cargo fmt

# Lint
cargo clippy

# Test
cargo test

• Memory: <100MB (aim for), <200MB (max)
• Startup: <1s

MIT License - see LICENSE file.

Found a bug? Want a feature? Open an issue or send a PR!