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online-judge
The best cross platform online judge，online contest web platform，online judge kernel，virtual judge adapter，command-line interface，telnet server/clinet，FTP server/client built-in.
libcli
libcli is a command-line interface, a console that helps users issue commands to a program. It can serve as a command-line configuration and management interface for embedded devices, supporting command-line association, auto-completion, online help, integer parameters, string parameters, IP/MAC address parameters, and other functions. It supports multi-user VTY CLI technology via Telnet, as well as view, buildrun, and command-level permissions.
packethub
packethub is an online hex-dump network packet decoder. Analyzes protocol structure and fields of network packets in hexadecimal format.
eventhub
eventhub is an automatically collect competition information from globally renowned contest platforms.
OmTest
Lightweight telnet-based embedded device test framework
litedb
Light-weight in-memory table library — example project for small embeddable table storage. Features: Generated table descriptors from schema (gen/) In-memory table storage with simple structures Create-or-update and delete operations by key fields Field-level partial updates via a bitmask (itemMap) Application-facing query helpers for filtering, range scans, sorting, pagination, lightweight aggregation, and selected-column projection; Rich field types including DATE / MAC / IPv4 / IPv6 / INT64 / UINT32 / FLOAT / DOUBLE / BLOB / UUID / DECIMAL
cstack
Generate callback stack of a c/cpp project.