ccache is a compiler cache. It speeds up recompilation of C/C++ code by caching previous compilations and detecting when the same compilation is being done again.

TenDRA is a three clause BSD-licensed C and C++ compiler.,

This is a collection of many files that GNU and other free software projects can use to achieve cross platform portability, and reduce code duplication. There is no distribution tarball; developers should just grab source files from the repository.

poldek is a full-featured frontend to RPM package manager. Its core features are similar to every modern package updater like APT. Features include package installation, upgrading and removal with automatic dependency handling, querying/ search the package database and many more....

uClibc (aka µClibc/pronounced yew-see-lib-see) is a C library for developing embedded Linux systems. It is much smaller than the GNU C Library, but nearly all applications supported by glibc also work perfectly with uClibc.

re2c is a tool for writing very fast and very flexible scanners. Unlike any other such tool, re2c focuses on generating high efficient code for regular expression matching. As a result this allows a much broader range of use than any traditional lexer offers. And Last but not least re2c generates warning free code that is equal to hand-written code in terms of size, speed and quality....

libcurl is library for transferring files with URL syntax, supporting FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, LDAP, LDAPS and FILE. curl supports SSL certificates, HTTP POST, HTTP PUT, FTP uploading, HTTP form based upload, proxies, cookies, user+password authentication (Basic, Digest, NTLM, Negotiate, kerberos...), file transfer resume, proxy tunneling and a busload of other useful tricks....

cppcheck tries to detect bugs that your c/c++ compiler don't see.
It is versatile. You can check code that has non-standard code such as various compiler extensions, inline assembly code, etc.

Ingres Database is the open source database management system that can reduce IT costs and time to value while providing the strength and features expected from an enterprise class database. Ingres Database is a leader in supporting business critical applications and helping manage the most demanding enterprise applications of Fortune 500 companies. Focused on reliability, security, scalability, and ease of use, Ingres contains features demanded by the enterprise while providing the flexibility of open source. Core Ingres technology forms the foundation, not only of Ingres Database, but numerous other industry-leading RDBMS systems a...

Expat is a fast, non-validating, stream-oriented XML parsing library.,