TTCN-3 is a standardized, modular language specifically designed for testing. Eclipse Titan offers a free and open source (FOSS) compiler both for TTCN-3 and for ASN.1 (Abstract Syntax Notation One).

• http://www.ttcn-3.org/

• https://projects.eclipse.org/projects/tools.titan

• https://www.eclipse.org/forums/index.php/f/297/

• https://bugs.eclipse.org/bugs/buglist.cgi?field0-0-0=product&field0-0-1=component&list_id=15328562&order=changeddate%2Cbug_status%20DESC%2Creporter%20DESC%2Ccomponent%2Cassigned_to%2Cpriority%2Cbug_severity&query_based_on=&query_format=advanced&type0-0-0=substring&type0-0-1=substring&value0-0-0=Titan&value0-0-1=Titan

• https://www.openhub.net/p/eclipse_titan/

• https://www.youtube.com/watch?v=2knzZuwzn-Y.

http://polarsys.org/sites/default/files/custom_uploads/TITAN%20Datasheet%20A4%202.1.pdf

http://www.ttcn-3.org/files/TTCN3_P.pdf

https://www.eclipse.org/downloads/download.php?file=/titan/TITAN_User_P.pdf

• https://projects.eclipse.org/projects/tools.titan/downloads

Source code:

• https://github.com/eclipse/titan.EclipsePlug-ins

Compressed update site and SHA512 checksum:

• https://projects.eclipse.org/projects/tools.titan/downloads

• https://github.com/eclipse/titan.TestPorts.Common_Components.Abstract_Socket
• https://github.com/eclipse/titan.TestPorts.Common_Components.Socket-API
• https://github.com/eclipse/titan.TestPorts.HTTPmsg
• https://github.com/eclipse/titan.TestPorts.IPL4asp
• https://github.com/eclipse/titan.TestPorts.LANL2asp
• https://github.com/eclipse/titan.TestPorts.LDAPasp_RFC4511
• https://github.com/eclipse/titan.TestPorts.LDAPmsg
• https://github.com/eclipse/titan.TestPorts.PCAPasp
• https://github.com/eclipse/titan.TestPorts.PIPEasp
• https://github.com/eclipse/titan.TestPorts.SCTPasp
• https://github.com/eclipse/titan.TestPorts.SIPmsg
• https://github.com/eclipse/titan.TestPorts.SQLasp
• https://github.com/eclipse/titan.TestPorts.SSHCLIENTasp
• https://github.com/eclipse/titan.TestPorts.STDINOUTmsg
• https://github.com/eclipse/titan.TestPorts.SUNRPCasp
• https://github.com/eclipse/titan.TestPorts.TCPasp
• https://github.com/eclipse/titan.TestPorts.TELNETasp
• https://github.com/eclipse/titan.TestPorts.UDPasp
• https://github.com/eclipse/titan.TestPorts.UNIX_DOMAIN_SOCKETasp
• git://git.eclipse.org/gitroot/titan/titan.TestPorts.GPIO.git
• git://git.eclipse.org/gitroot/titan/titan.TestPorts.MTP3.git
• git://git.eclipse.org/gitroot/titan/titan.TestPorts.SocketCANasp.git

• https://github.com/eclipse/titan.ProtocolModules.COMMON
• https://github.com/eclipse/titan.ProtocolModules.DHCP
• https://github.com/eclipse/titan.ProtocolModules.DHCPv6
• https://github.com/eclipse/titan.ProtocolModules.DIAMETER_ProtocolModule_Generator
• https://github.com/eclipse/titan.ProtocolModules.DNS
• https://github.com/eclipse/titan.ProtocolModules.FrameRelay
• https://github.com/eclipse/titan.ProtocolModules.H248_v2
• https://github.com/eclipse/titan.ProtocolModules.HTTP2.0
• https://github.com/eclipse/titan.ProtocolModules.ICAP
• https://github.com/eclipse/titan.ProtocolModules.ICMP
• https://github.com/eclipse/titan.ProtocolModules.ICMPv6
• https://github.com/eclipse/titan.ProtocolModules.IKEv2
• https://github.com/eclipse/titan.ProtocolModules.IMAP_4rev1
• https://github.com/eclipse/titan.ProtocolModules.IP
• https://github.com/eclipse/titan.ProtocolModules.IPsec
• https://github.com/eclipse/titan.ProtocolModules.IUA
• https://github.com/eclipse/titan.ProtocolModules.JSON_v07_2006
• https://github.com/eclipse/titan.ProtocolModules.L2TP
• https://github.com/eclipse/titan.ProtocolModules.M3UA
• https://github.com/eclipse/titan.ProtocolModules.MIME
• https://github.com/eclipse/titan.ProtocolModules.MSRP
• https://github.com/eclipse/titan.ProtocolModules.PPP
• https://github.com/eclipse/titan.ProtocolModules.ProtoBuff
• https://github.com/eclipse/titan.ProtocolModules.RADIUS_ProtocolModule_Generator
• https://github.com/eclipse/titan.ProtocolModules.RTP
• https://github.com/eclipse/titan.ProtocolModules.RTSP
• https://github.com/eclipse/titan.ProtocolModules.SMPP
• https://github.com/eclipse/titan.ProtocolModules.SMTP
• https://github.com/eclipse/titan.ProtocolModules.SNMP
• https://github.com/eclipse/titan.ProtocolModules.SRTP
• https://github.com/eclipse/titan.ProtocolModules.TCP
• https://github.com/eclipse/titan.ProtocolModules.UDP
• https://github.com/eclipse/titan.ProtocolModules.WebSocket
• https://github.com/eclipse/titan.ProtocolModules.XMPP
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.DSS1_ETSI.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.DUA.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.EAP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.GRE.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.HTTP2.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.M2PA.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.NDP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.NTAF.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.ROSE.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.SDP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.STUN_RFC5389.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.SUA.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.TLS.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.WTP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.SCTP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.CoAP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolModules.MQTT.git

• git://git.eclipse.org/gitroot/titan/titan.ProtocolEmulations.SCCP.git
• git://git.eclipse.org/gitroot/titan/titan.ProtocolEmulations.M3UA.git

• https://github.com/eclipse/titan.Libraries.TCCUsefulFunctions
• git://git.eclipse.org/gitroot/titan/titan.Libraries.TLS.git

• https://github.com/eclipse/titan.misc (VSBOT, SIP_ETSI,DIAMETER_Rx_ETSI, CoAP Conformance test cases, CoAP and MQTT protocol modules for IOT-moved to Eclipse git, more to come...)