5. Public Tech Radars (9)
Tech radars visualize a company's technology choices across rings (Adopt, Trial, Assess, Hold). Living documents showing stack decisions and rationale.
| Company | URL | Notes |
|---|---|---|
| ThoughtWorks | thoughtworks.com/radar | The original Tech Radar. Updated biannually. Industry-wide techniques, tools, platforms, languages. |
| Zalando | opensource.zalando.com/tech-radar · GitHub | Open-sourced the visualization tool — used by Spotify, Porsche, and many others. |
| Spotify | Via Backstage | Tech radar via Backstage plugin. Languages, frameworks, infrastructure, processes. |
| Porsche Digital | opensource.porsche.com | Forked from AOE. Multiple radar instances across divisions. |
| Einride | einride.engineering | Autonomous EV trucking company. |
| AOE | aoe.com/techradar | Open-sourced their radar framework. v8 has 230 entries from 44 authors. |
| Software AG | techradar.softwareag.com | Enterprise software company radar. |
| Digitec Galaxus | galaxus.ch/techradar | Largest Swiss online retailer. |
| Babbel | tech.babbel.com | Language learning platform. Methods, patterns, and tools. |
Build your own: Fork Zalando's tool or AOE's framework. Backstage has a tech-radar plugin.