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gmp-wasm
Fork of the GNU Multiple Precision Arithmetic Library (GMP), suitable for compilation into WebAssembly.
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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.
You also left out GNU Smalltalk, whose PDF manual is 138 pages, and GMP, whose PDF manual is 152 pages.
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