Sebastian Freundt (@hroptatyr)
github

hroptatyr

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  • Stars
    star
    793
  • Global Rank 38,197 (Top 2 %)
  • Followers 66
  • Following 30
  • Registered over 14 years ago
  • Most used languages
    C
         95.3 %
    CSS
         2.3 %
    Common Lisp
         2.3 %
  • Location 🇩🇪 Germany
  • Country Total Rank 2,005
  • Country Ranking
    C
         84
    Common Lisp
         128
    CSS
         2,985

Top repositories

1

dateutils

nifty command line date and time utilities; fast date calculations and conversion in the shell
C
612
star
2

yuck

Your Umbrella Command Kit, a bog-standard command line option parser for C with all the knickknackery and whatnots.
C
62
star
3

xls2txt

command line tool to convert excel xls files to csv
C
31
star
4

clob

Simple limit order book and matching engine.
C
23
star
5

sample

Produce a sample of lines from files.
C
18
star
6

uterus

universal tick encoder library to efficiently transport huge amounts of tick data
C
9
star
7

cattle

corporate action tools, e.g. to forward/backward adjust timeseries on the command line
C
9
star
8

clitoris

command-line interface testing on regular input syntax
C
9
star
9

echse

A cron daemon on RFC 5545 (ical) files.
C
9
star
10

sxemacs

SXEmacs editor
C
8
star
11

finner

financial NER, like apache-opennlp but actually working
C
7
star
12

unserding

framework for ad-hoc networks for financial applications
C
6
star
13

glod

Grokking lots of data
C
6
star
14

drbang

deep restricted boltzmann arrays on the command line
C
5
star
15

numchk

Like file(1) but for numbers
C
5
star
16

rotz

Rolf's Orphaned Tagging Zythepsary
C
4
star
17

truffle

a tool to roll over futures contracts
C
4
star
18

twsgluum

glue between IB's tws and unsermarkt
C
4
star
19

gandalf

serve time series from rolled-out text data, part of the army of unserding services
C
4
star
20

unsermarkt

gluing unserding beef traffic and the real world
C
3
star
21

books

Handling limit order books.
C
3
star
22

unserlob

Simulated trading venue (marketplace) to research maker and taker algorithms.
C
3
star
23

coins

Tick data snarfers and converters for various bitcoin exchanges.
C
3
star
24

tits

Tools for Irregular Time Series
C
2
star
25

cordubla

core dumper bla bla bla
C
2
star
26

libmddl

Market Data Definition Language, C library based on libxml2
C
2
star
27

libttl

no-frills turtle/trig/ntriples/nquads parser library
C
2
star
28

pimmel

stateless ad-hoc message propagation using multicast as transport and zmtp as wire protocol
C
2
star
29

umpf

unsermarkt portfolio daemon, part of the army of unserding services
C
2
star
30

phashist

Perfect hash table generator, like gperf but slightly different.
C
2
star
31

durst

tool to rebalance portfolios (of financial securities)
C
2
star
32

dtcl

data.table on the command-line
C
1
star
33

mutti

multi-temporal tracking of information
C
1
star
34

sex

simulating executions
C
1
star
35

coinbase

websocket data scraper for coinbase
C
1
star
36

libfixc

a simple fix<->fixml<->memory converter
C
1
star
37

spread

financial spread modelling and predicting
C
1
star
38

hroptatyr.github.io

my github page
CSS
1
star
39

ttt

tick-by-tick trading tools
C
1
star
40

pcghash

hash collision resolution via pcg random numbers
C
1
star
41

rdfsnips

Some useful tools to process (turtle) RDF files
C
1
star
42

thh

trading hours and holidays, or how to track rule-based recurring and one-off events efficiently
Common Lisp
1
star
43

strerror

strerror(3) as strerror(1)
C
1
star