larbin ve htdig çeşitli arama motorları tarafından kullanılan robotlar. aşağıda birkaç tane örnek var. Larbin GPL lisansı ile dağıtılmakta. http://larbin.sourceforge.net/index-eng.html adresinden download edilebilir.

Larbin indexer used by (merl.com) Mitsubishi Electric Research Labs
larbin_2.2.0 (crawl@compete.com) Larbin indexer used as Compete.com crawler
larbin_2.2.1_de_Viennot (Laurent.Viennot@inria.fr) Larbin indexer used as Inria robot
larbin_2.2.2_guillaume (guillaume@liafa.jussieu.fr)
larbin_2.2.2 (sugayama@lab7.kuis.kyoto-u.ac.jp) Larbin indexer used asKyoto University robot
larbin_2.6_basileocaml (basile.starynkevitch@cea.fr) Larbin indexer used byCEA/DCom Rechercher
larbin_2.6.0 (larbin2.6.0@unspecified.mail) Larbin indexer used by an unknown dsl.net client
larbin_2.6.1 (larbin2.6.1@unspecified.mail)
Larbin indexer used by diff. IPs / services, ie.:
-Central Host, Inc. (client) robot ?
- Colt Net France robot
larbin_2.6.2 (hamasaki@grad.nii.ac.jp)
Larbin indexer used by National Institut of Informatics (NII/Japan)
larbin_2.6.2 (larbin2.6.2@unspecified.mail) Larbin indexer used by diff. IPs
larbin_2.6.2 (listonATccDOTgatechDOTedu)
Larbin indexer used as robot by Georgia Institute of Technology
larbin_2.6.2 (pimenas@systems.tuc.gr) Larbin indexer used by Technical University of Crete
larbin_2.6.2 (tom@lemurconsulting.com) Larbin indexer used as Lemur Consulting robot
larbin_2.6.2 (vitalbox1@hotmail.com) Larbin indexer used as robot via cloud9.net (168.100.192.xxx)
larbin_2.6.3 (wgao@genieknows.com) Larbin indexer used by GenieKnows.com search
larbin_2.6.3_for_(http://cosco.hiit.fi/search/) tsilande@hiit.fi Larbin indexer used by Next Generation Information Retrieval (NGIR)
larbin_devel (http://pauillac.inria.fr/~ailleret/prog/larbin/)
Larbin indexer used as Inria robot
larbin (samualt9@bigfoot.com) Larbin indexer used as Metacarta.com (66.28.xx.xxx) robot