# Useful links #8

### Free and Open Source Speedtest

* [https://librespeed.org/](https://librespeed.org/)
    

### Help with debugging in Python - Never use print() to debug again

* [https://github.com/gruns/icecream](https://github.com/gruns/icecream)
    

### Tool for writing Linux pipes in a terminal-based UI interactively, with instant live preview of command results

* [https://github.com/akavel/up](https://github.com/akavel/up)
    

### Docuowl generates a static single-page documentation from Markdown files

* [https://github.com/docuowl/docuowl](https://github.com/docuowl/docuowl)
    

### VpnCloud is a high performance peer-to-peer mesh VPN over UDP

* [https://vpncloud.ddswd.de/](https://vpncloud.ddswd.de/)
    

### Easy, pleasant and productive PDF editor - online

* [https://www.sejda.com/](https://www.sejda.com/)
    

### Free & Premium HTML5 Bootstrap Templates

* [https://freehtml5.co/](https://freehtml5.co/)
    

### Collection of thinking tools and frameworks to help you solve problems, make decisions and understand systems

* [https://untools.co/](https://untools.co/)
    

### Modern window manager for the web: lightweight, outstanding performance, no dependencies, fully customizable, open source

* [https://github.com/nextapps-de/winbox](https://github.com/nextapps-de/winbox)
    

### Online whiteboard for teams to brainstorm

* [https://www.figma.com/figjam/](https://www.figma.com/figjam/)
    

### Change video file size to fit your (or Discord/etc) needs

* [https://kamua.com/tinyvid/](https://kamua.com/tinyvid/)