Growing collection of 3GPP technical specifications with AI-powered search, version tracking, and intelligent categorization.
Catalog covers Rel-15–Rel-20 LTE and 5G series from the official FTP archive (2G/3G retired).
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Explore specifications organized by technology area
5G-Advanced
The evolution of 5G NR starting at Rel-18, adding AI/ML-native features, NTN, and RedCap enhancements.
151 specs
NTN
Satellite and other non-terrestrial access for NR and IoT, covering transparent and regenerative payloads, feeder links, and NTN-capable UE/RAN procedures.
27 specs
Network Slicing
End-to-end network slicing across RAN, transport, and 5GC — including S-NSSAI, NSSF, slice management, and slice-aware QoS/policy.
30 specs
5G NR
The 5G air interface, supporting both non-standalone and standalone deployments across FR1 and FR2.
146 specs
LTE-Advanced Pro
Extends LTE toward 5G-like capabilities with NB-IoT, LAA, and massive MIMO enhancements.
113 specs
LTE-Advanced
The first release to meet ITU IMT-Advanced requirements, adding carrier aggregation and higher-order MIMO.
0 specs
LTE
The foundational 4G radio access technology built around OFDMA/SC-FDMA and the flat E-UTRAN architecture.
18 specs
IMS
The access-agnostic subsystem delivering VoIP, VoLTE, VoNR, and multimedia services over IP.
149 specs
EPC
The all-IP core network introduced alongside LTE, comprising the MME, S-GW, and P-GW.
9 specs
Security
The cross-generation set of authentication, key management, and ciphering specifications.
183 specs
Recent Specifications
Recently added or updated documents
Technical Specifications and Technical Reports for a UTRAN-based 3GPP system
General
USIM and IC card requirements
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Technical Specifications and Technical Reports for an Evolved Packet System (EPS) based 3GPP system
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Technical Specifications and Technical Reports relating to the Common IP Multimedia Subsystem (IMS)
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Technical Specifications and Technical Reports for a 5G based 3GPP system
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Specification drafting rules
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Study on Energy Efficiency Aspects of 3GPP Standards
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Technical Specification Group working methods
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Vocabulary for 3GPP Specifications
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Release 15 Description; Summary of Rel-15 Work Items
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