Technology stack.
+----------+--------+------------+----------------+------------+------------+---------+------------+------------+
|          |        | Frameworks | Concurrency    | Libs       | ML         | Servers | Databases  | Audio      |
+----------+--------+------------+----------------+------------+------------+---------+------------+------------+
|          |        | FastAPI    | AsyncIO        | Numpy      | Spacy      | Uvicorn | Alembic    | TorchAudio |
|          |        | OpenCV     | Threading      | Pika       | Pandas     | Gunicorn| Asyncpg    | WebRTC     |
|          |        |            | Multiprocessing| orjson     | Scipy      |         | Sqlalchemy | Vosk       |
|          |        |            |                | Telebot    |            |         | TortoiseORM| PyAudio    |
|          | Python |            |                | Jose       |            |         | Redis      | Sounddevice|
|          |        |            |                | Pydantic   |            |         |            |            |
|          |        |            |                | Requests   |            |         |            |            |
|          |        |            |                | Websockets |            |         |            |            |
|          |        |            |                | unittest   |            |         |            |            |
|          |        |            |                | pytest     |            |         |            |            |
|          |        |            |                | flake8     |            |         |            |            |
|          |        |            |                | logging    |            |         |            |            |
|          |        |            |                | httpx      |            |         |            |            |
|          |--------+------------+----------------+------------+------------+---------+------------+------------+
|          |                                                                                                    |
|          |--------+------------+----------------+------------------------+----------+-------------------------+
|          |        | Frameworks | Tools          | APIs                   | Tools    | Databases               |
|          |--------+------------+----------------+------------------------+----------+-------------------------+
| Backend  | Java   | Spring-Boot| Maven          | Stream Api             | Lombok   | Spring-data             |
|          |        | Spring-Ws  | Gradle         | Persistence Api        | Junit    | Liquibase               |
|          |        |            |                |                        | Mapstruct| H2                      |
|          |        |            |                |                        | Springdoc| JDBC                    |
|          |        |            |                |                        |          | Postgresql              |
|          |--------+------------+----------------+------------------------+----------+-------------------------+
|          |                                                                                                    |
|          |--------+------------+----------------+------------------------+------------------------------------+
|          |        | DB         | Brokers        | DevOPS                 | VCS                                |
|          |--------+------------+----------------+------------------------+------------------------------------+
|          | Tools  | MySQL      | RabbitMQ       | Docker                 | Git                                |
|          |        | MongoDB    |                | Docker-compose         | GitHub                             |
|          |        | PostreSQL  |                | Nginx                  | GitLab                             |
|          |        | Redis      |                | Dozzle                 | Github Actions                     |
|          |        | ClickHouse |                |                        |                                    |
+----------+--------+------------+----------------+------------------------+------------------------------------+
+----------+--------+-------------------------------------------------------------------------------------------+
|          | Basics | Frameworks | Preprocessors | Testing | State Libs | Clients | Tools                       |
|          |--------+-------------------------------------------------------------------------------------------+
| Frontend | HTML   | Vue        | SCSS          | Cypress | Redux      | Axios   | NPM                         |
|          | CSS    | Angular    | SASS          |         | Vuex       |         | Webpack                     |
|          | JS     | Electron   |               |         |            |         |                             |
|          | TS     | React      |               |         |            |         |                             |
+----------+--------+-------------------------------------------------------------------------------------------+
+----------+-------------------+-------------+----------+----------------------+--------------------------------+
|          |                   | IDE         | Languages| Frameworks           | Platforms                      |
|          |-------------------+-------------+----------+----------------------+--------------------------------+
|          | Microconotrollers | Platform IO | C++      | Aruino Framework     | AVR                            |
|          |                   | Arduino IDE | C        | Espressif(a little..)| ESP8266                        |
|          |                   |             |          |                      | ESP32                          |
| Embedded |-------------------+-------------+----------+----------------------+--------------------------------+
|          | SoC               | PlatformIO  | C++      | Linux                | Orange Pi                      |
|          |                   | Terminal    | C        |                      | Orange Pi Zero                 |
|          |                   |             |          |                      | Orange Pi Zero 2               |
+----------+-------------------+-------------+----------+----------------------+--------------------------------+
+----------+-------------------+-------------+----------+----------------------+--------------------------------+
|          | Testing           | Editors     | Team     | Draw                 | Audio                          |
|          |-------------------+-------------+----------+----------------------+--------------------------------+
|          | Postman           | Nano        | Kaiten   | Photoshop            | Audacity                       |
| Tools    | Curl              | Vim         |          | Draw.io              |                                |
|          |                   | VSCode      |          |                      |                                |
|          |                   | Idea        |          |                      |                                |
|----------+-------------------+-------------+----------+----------------------+--------------------------------+
|    OS    | Ubuntu(primary), Fedora, Astra, Windows                                                            |
+---------------------------------------------------------------------------------------------------------------+