-
PeaZip
Free Zip / Unzip software and Rar file extractor. Cross-platform file and archive manager. Features volume spanning, compression, authenticated encryption. Supports 7Z, 7-Zip sfx, ACE, ARJ, Brotli, BZ2, CAB, CHM, CPIO, DEB, GZ, ISO, JAR, LHA/LZH, NSIS, OOo, PAQ/LPAQ, PEA, QUAD, RAR, RPM, split, TAR, Z, ZIP, ZIPX, Zstandard.
-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
An example. Download about 500 mb big archive from https://database.lichess.org/ You will need PeaZip to extract https://peazip.github.io/ Load database in SCID https://scid.sourceforge.net/ Make basic opening moves Search > Current board Database > Export all filter games > export filter to PGN Give it opening name and save Open that just saved database Search > Header and set filter how you like it Database > Export all filter games > export filter to PGN Give it a name and save Now if you want only games with mate, filter it with Scid vs Pc Search > General > End of game > checkmate Tools > Export all filter games > export filter to pgn