Ecosyste.ms: Packages

An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.

npmjs.org "peer-to-peer" keyword

node-portmapping 0.3.2 💰
Multi-protocol NAT Port Mapping for Node.js based on libplum
8 versions - Latest release: 3 days ago - 1 dependent package - 1 dependent repositories - 19 downloads last month - 6 stars on GitHub - 1 maintainer
@openziti/zrok 0.40.20
SDK to enable programmatic use of the zrok sharing methods
3 versions - Latest release: 4 days ago - 83 downloads last month - 2,070 stars on GitHub - 2 maintainers
Top 2.3% on npmjs.org
node-datachannel 0.9.0 💰
libdatachannel node bindings
63 versions - Latest release: 4 days ago - 21 dependent packages - 94 dependent repositories - 103 thousand downloads last month - 259 stars on GitHub - 1 maintainer
Top 7.3% on npmjs.org
@streamr/cli-tools 100.2.4
Command line tools for Streamr
115 versions - Latest release: 4 days ago - 1 dependent package - 1 dependent repositories - 223 downloads last month - 572 stars on GitHub - 12 maintainers
@streamr/node 100.2.4
A full-featured node implementation for the Streamr Network
12 versions - Latest release: 4 days ago - 214 downloads last month - 572 stars on GitHub - 12 maintainers
@streamr/sdk 100.2.4
JavaScript / TypeScript SDK for Streamr
12 versions - Latest release: 4 days ago - 1.3 thousand downloads last month - 572 stars on GitHub - 12 maintainers
Top 8.3% on npmjs.org
@streamr/trackerless-network 100.2.4
Minimal and extendable implementation of the Streamr Network node.
43 versions - Latest release: 4 days ago - 1 dependent package - 1 dependent repositories - 1.24 thousand downloads last month - 572 stars on GitHub - 12 maintainers
@streamr/autocertifier-server 100.2.4
Server for providing TLS Certificates
32 versions - Latest release: 4 days ago - 176 downloads last month - 572 stars on GitHub - 12 maintainers
Top 4.4% on npmjs.org
@streamr/dht 100.2.4
Streamr Network DHT
43 versions - Latest release: 4 days ago - 4 dependent packages - 1 dependent repositories - 1.2 thousand downloads last month - 572 stars on GitHub - 12 maintainers
@streamr/autocertifier-client 100.2.4
Autocertifier Client for Streamr Network
32 versions - Latest release: 4 days ago - 2 dependent packages - 1.21 thousand downloads last month - 572 stars on GitHub - 12 maintainers
Top 5.1% on npmjs.org
@streamr/proto-rpc 100.2.4
Proto-RPC
43 versions - Latest release: 4 days ago - 2 dependent packages - 1 dependent repositories - 1.21 thousand downloads last month - 572 stars on GitHub - 12 maintainers
Top 3.4% on npmjs.org
@streamr/protocol 100.2.4
Implementation of Streamr Protocol (Brubeck)
79 versions - Latest release: 4 days ago - 8 dependent packages - 2 dependent repositories - 12.3 thousand downloads last month - 572 stars on GitHub - 12 maintainers
@streamr/cdn-location 100.2.4
Library for getting own approximate location by querying CDN servers
12 versions - Latest release: 4 days ago - 1.2 thousand downloads last month - 572 stars on GitHub - 12 maintainers
Top 3.9% on npmjs.org
@streamr/test-utils 100.2.4
A collection of shared test utilities
79 versions - Latest release: 4 days ago - 14 dependent packages - 1 dependent repositories - 1.27 thousand downloads last month - 572 stars on GitHub - 12 maintainers
Top 3.1% on npmjs.org
@streamr/utils 100.2.4
A collection of shared common utilities
81 versions - Latest release: 4 days ago - 20 dependent packages - 2 dependent repositories - 13.2 thousand downloads last month - 572 stars on GitHub - 12 maintainers
Top 9.1% on npmjs.org
ipdw 2.2.2
InterPlanetary Data Wallet (IPDW): store users data within a secure distributed storage. It enabl...
75 versions - Latest release: 7 days ago - 3 dependent packages - 1 dependent repositories - 1.07 thousand downloads last month - 6 stars on GitHub - 2 maintainers
Top 0.9% on npmjs.org
libp2p 1.5.1
JavaScript implementation of libp2p, a modular peer to peer network stack
784 versions - Latest release: 8 days ago - 290 dependent packages - 3,195 dependent repositories - 75.5 thousand downloads last month - 2,235 stars on GitHub - 5 maintainers
swarmcloud-theoplayer 0.2.2
Let your viewers become your unlimitedly scalable CDN.
5 versions - Latest release: 9 days ago - 93 downloads last month - 1 stars on GitHub - 1 maintainer
Top 1.1% on npmjs.org
@libp2p/tcp 9.0.24
A TCP transport for libp2p
408 versions - Latest release: 9 days ago - 71 dependent packages - 433 dependent repositories - 44.2 thousand downloads last month - 2,235 stars on GitHub - 6 maintainers
@vonage/client-sdk-video 2.27.4
The OpenTok.js library lets you use OpenTok-powered video sessions on the web
15 versions - Latest release: 10 days ago - 573 downloads last month - 41 maintainers
Top 1.0% on npmjs.org
@opentok/client 2.27.4
The OpenTok.js library lets you use OpenTok-powered video sessions on the web
122 versions - Latest release: 10 days ago - 36 dependent packages - 179 dependent repositories - 376 thousand downloads last month - 1 maintainer
swarmcloud-vhs 0.1.1
Let your viewers become your unlimitedly scalable CDN.
5 versions - Latest release: 10 days ago - 178 downloads last month - 1 stars on GitHub - 1 maintainer
swarmcloud-hls 2.9.16
Let your viewers become your unlimitedly scalable CDN.
74 versions - Latest release: 12 days ago - 1 dependent package - 898 downloads last month - 4 stars on GitHub - 1 maintainer
Top 0.6% on npmjs.org
yjs 13.6.15 💰
Shared Editing Library
281 versions - Latest release: 14 days ago - 570 dependent packages - 3,035 dependent repositories - 2.03 million downloads last month - 15,017 stars on GitHub - 1 maintainer
pear 1.0.3
pear
8 versions - Latest release: 14 days ago - 1 dependent package - 2 dependent repositories - 381 downloads last month - 65 stars on GitHub - 2 maintainers
yjs-vue 1.0.0-rc.1 💰
Vue bindings for Yjs.
1 version - Latest release: 16 days ago - 0 stars on GitHub - 1 maintainer
Top 6.7% on npmjs.org
@thaunknown/simple-peer 10.0.2 💰
Simple one-to-one WebRTC video/voice and data channels
6 versions - Latest release: 18 days ago - 4 dependent packages - 11 dependent repositories - 6.93 thousand downloads last month - 8 stars on GitHub - 1 maintainer
webrtc-polyfill 1.0.14 💰
High performance WebRTC polyfill for Node.JS via libdatachannel using Node Native/NAPI.
13 versions - Latest release: 19 days ago - 445 downloads last month - 1 stars on GitHub - 1 maintainer
swarmcloud-bitmovin 0.1.0
Let your viewers become your unlimitedly scalable CDN.
3 versions - Latest release: 19 days ago - 7 downloads last month - 0 stars on GitHub - 1 maintainer
sapm 0.0.0
Silver Ant Package Manager | Distributed package manager for JavaScript
3 versions - Latest release: 19 days ago - 103 downloads last month - 1 maintainer
Top 1.7% on npmjs.org
cometd 7.0.13
Comet and WebSocket library for web messaging
73 versions - Latest release: 21 days ago - 31 dependent packages - 112 dependent repositories - 49 thousand downloads last month - 25 stars on GitHub - 1 maintainer
p2proxy 0.0.1-alpha.0
A peer-to-peer proxy which can connect firewalled services
1 version - Latest release: 22 days ago - 1 maintainer
@orbitdb/core 2.2.0 💰
Distributed p2p database on IPFS
52 versions - Latest release: 24 days ago - 8 dependent packages - 1 dependent repositories - 5.53 thousand downloads last month - 8,101 stars on GitHub - 3 maintainers
@nophin/yjs 0.0.3 💰
Shared Editing Library
3 versions - Latest release: 24 days ago - 254 downloads last month - 15,017 stars on GitHub - 1 maintainer
react-peer-chat 0.6.7
An easy to use react component for impleting peer-to-peer chatting.
48 versions - Latest release: 24 days ago - 91 downloads last month - 0 stars on GitHub - 1 maintainer
peersy 0.1.4
Node.js interface for the peersy protocol created by HexaBlue.
5 versions - Latest release: 24 days ago - 94 downloads last month - 0 stars on GitHub - 1 maintainer
@ffgflash/simple-peer 1.3.5
A package for simplifying peer-2-peer communication.
12 versions - Latest release: 25 days ago - 61 downloads last month - 0 stars on GitHub - 1 maintainer
chattergun 0.0.10
ChatterGun: Unleash the power of decentralized, real-time chat in any project. A plug-and-play ch...
9 versions - Latest release: 28 days ago - 270 downloads last month - 2 stars on GitHub - 1 maintainer
@peerbit/any-store-opfs 2.0.2-efee9d3 💰
OPFS worker
6 versions - Latest release: 30 days ago - 856 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/any-store-interface 2.0.2-efee9d3 💰
Anystore interface
6 versions - Latest release: 30 days ago - 915 downloads last month - 143 stars on GitHub - 1 maintainer
cdnbye-dash 0.7.1
Let your viewers become your unlimitedly scalable CDN.
15 versions - Latest release: about 1 month ago - 1 dependent package - 56 downloads last month - 1 maintainer
Top 1.0% on npmjs.org
gun 0.2020.1240 💰
A realtime, decentralized, offline-first, graph data synchronization engine.
236 versions - Latest release: about 1 month ago - 175 dependent packages - 625 dependent repositories - 15.4 thousand downloads last month - 17,802 stars on GitHub - 1 maintainer
welo 4.2.0
peer-to-peer, collaborative states using merkle-crdts
86 versions - Latest release: about 1 month ago - 3 dependent repositories - 489 downloads last month - 27 stars on GitHub - 1 maintainer
hypertele 1.1.3
TCP proxy over Hyperswarm!
42 versions - Latest release: about 1 month ago - 2 dependent packages - 1 dependent repositories - 147 downloads last month - 14 stars on GitHub - 1 maintainer
torrent-create-stream 1.1.1
Create a torrent file with a stream-getter interface
12 versions - Latest release: about 1 month ago - 84 downloads last month - 0 stars on GitHub - 1 maintainer
@brightid/redux 0.0.2
A Redux lib for building BrightID clients and super apps
2 versions - Latest release: about 1 month ago - 148 downloads last month - 225 stars on GitHub - 3 maintainers
link-lan 1.0.4
Text and file transfer within a local area network.
5 versions - Latest release: about 1 month ago - 148 downloads last month - 0 stars on GitHub - 1 maintainer
Top 0.7% on npmjs.org
webtorrent 2.2.1 💰
Streaming torrent client
503 versions - Latest release: about 1 month ago - 191 dependent packages - 842 dependent repositories - 16.4 thousand downloads last month - 29,020 stars on GitHub - 10 maintainers
@mh4gf/zustand-middleware-yjs 1.3.1 💰
Zustand middleware for syncing state with Yjs.
2 versions - Latest release: about 2 months ago - 121 downloads last month - 92 stars on GitHub - 1 maintainer
@matrixai/quic 1.2.6
QUIC
30 versions - Latest release: about 2 months ago - 156 downloads last month - 8 stars on GitHub - 3 maintainers
@matrixai/quic-win32-x64 1.2.6
QUIC
11 versions - Latest release: about 2 months ago - 1 dependent package - 74 downloads last month - 8 stars on GitHub - 3 maintainers
@matrixai/quic-linux-x64 1.2.6
QUIC
30 versions - Latest release: about 2 months ago - 148 downloads last month - 8 stars on GitHub - 3 maintainers
@matrixai/quic-darwin-x64 1.2.6
QUIC
30 versions - Latest release: about 2 months ago - 67 downloads last month - 8 stars on GitHub - 3 maintainers
@matrixai/quic-darwin-universal 1.2.6
QUIC
4 versions - Latest release: about 2 months ago - 64 downloads last month - 8 stars on GitHub - 3 maintainers
@matrixai/quic-darwin-arm64 1.2.6
QUIC
31 versions - Latest release: about 2 months ago - 75 downloads last month - 8 stars on GitHub - 3 maintainers
bittorrent-relay 13.0.9
Uses the mainline dht to relay requests to other trackers in a swarm
129 versions - Latest release: about 2 months ago - 472 downloads last month - 1 maintainer
swarmcloud-rx 0.0.1
Let your viewers become your unlimitedly scalable CDN.
1 version - Latest release: about 2 months ago - 32 downloads last month - 0 stars on GitHub - 1 maintainer
Top 1.9% on npmjs.org
torrent-discovery 11.0.2 💰
Discover BitTorrent and WebTorrent peers
96 versions - Latest release: about 2 months ago - 22 dependent packages - 906 dependent repositories - 15 thousand downloads last month - 215 stars on GitHub - 9 maintainers
Top 1.2% on npmjs.org
bittorrent-tracker 11.0.2 💰
Simple, robust, BitTorrent tracker (client & server) implementation
254 versions - Latest release: about 2 months ago - 58 dependent packages - 1,033 dependent repositories - 18.7 thousand downloads last month - 1,695 stars on GitHub - 9 maintainers
trystero-fix 0.19.0
Serverless WebRTC matchmaking for painless P2P
3 versions - Latest release: 2 months ago - 15 downloads last month - 866 stars on GitHub - 1 maintainer
@localfirst/auth-syncserver 5.6.0
Sync server for automerge-repo using localfirst/auth
14 versions - Latest release: 2 months ago - 131 downloads last month - 172 stars on GitHub - 1 maintainer
@localfirst/taco-chat 5.6.0
Demo app for @localfirst/auth
14 versions - Latest release: 2 months ago - 88 downloads last month - 172 stars on GitHub - 1 maintainer
@localfirst/auth-provider-automerge-repo 5.6.0
Authentication provider for automerge-repo using localfirst/auth
14 versions - Latest release: 2 months ago - 140 downloads last month - 172 stars on GitHub - 1 maintainer
Top 4.3% on npmjs.org
@localfirst/auth 5.6.0
Decentralized authentication and authorization for team collaboration
34 versions - Latest release: 2 months ago - 6 dependent packages - 4 dependent repositories - 4.28 thousand downloads last month - 172 stars on GitHub - 1 maintainer
@localfirst/crdx 5.6.0
<img src='./img/crdx-logo.png' width='150' />
23 versions - Latest release: 2 months ago - 1 dependent package - 4.24 thousand downloads last month - 172 stars on GitHub - 1 maintainer
decontact 0.0.13
A peer-to-peer address book and protocol built on Libp2p, Helia and OrbitDB.
6 versions - Latest release: 2 months ago - 28 downloads last month - 0 stars on GitHub - 1 maintainer
ffg-simple-peer 3.0.0 deprecated
A package for simplifying peer-2-peer communication.
8 versions - Latest release: 2 months ago - 14 downloads last month - 0 stars on GitHub - 1 maintainer
Top 2.1% on npmjs.org
@chainsafe/libp2p-gossipsub 13.0.0
A typescript implementation of gossipsub
46 versions - Latest release: 2 months ago - 46 dependent packages - 318 dependent repositories - 34.4 thousand downloads last month - 131 stars on GitHub - 2 maintainers
@peerbit/proxy-window 3.0.33 💰
Peerbit proxy host/server
60 versions - Latest release: 2 months ago - 2 dependent packages - 396 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/server 5.0.33 💰
P2P database framework with encryption, sharding and search
82 versions - Latest release: 2 months ago - 662 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/proxy 3.0.7 💰
Peerbit proxy host/server
72 versions - Latest release: 2 months ago - 1 dependent package - 603 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/test-utils 2.0.33 💰
Test utils for Peerbit
71 versions - Latest release: 2 months ago - 18 dependent packages - 526 downloads last month - 143 stars on GitHub - 1 maintainer
peerbit 4.0.7 💰
Peerbit client
71 versions - Latest release: 2 months ago - 11 dependent packages - 664 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/blocks 2.0.32 💰
Block store streaming
60 versions - Latest release: 2 months ago - 1 dependent package - 587 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/pubsub 3.0.5 💰
Direct streaming for libp2p
54 versions - Latest release: 2 months ago - 1 dependent package - 596 downloads last month - 138 stars on GitHub - 1 maintainer
@peerbit/pubsub-interface 3.0.3 💰
Block store streaming
35 versions - Latest release: 2 months ago - 1 dependent package - 908 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/stream 4.0.5 💰
A building block for direct streaming protocols
53 versions - Latest release: 2 months ago - 2 dependent packages - 597 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/blocks-interface 1.2.19 💰
Block store streaming
39 versions - Latest release: 2 months ago - 3 dependent packages - 947 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/any-store 2.0.2 💰
Level with lazy transactions
24 versions - Latest release: 2 months ago - 908 downloads last month - 143 stars on GitHub - 1 maintainer
@peerbit/stream-interface 5.0.2 💰
Block store streaming
34 versions - Latest release: 2 months ago - 3 dependent packages - 1.07 thousand downloads last month - 143 stars on GitHub - 1 maintainer
pinia-plugin-yjs 0.0.4 💰
pinia plugin that enables sharing of state between clients via Yjs
4 versions - Latest release: 3 months ago - 20 downloads last month - 1 stars on GitHub - 1 maintainer
Top 4.5% on npmjs.org
trystero 0.18.0
Serverless WebRTC matchmaking for painless P2P
56 versions - Latest release: 3 months ago - 2 dependent packages - 10 dependent repositories - 1.21 thousand downloads last month - 866 stars on GitHub - 1 maintainer
@comtstore/yjs 13.8.9 💰
Shared Editing Library
187 versions - Latest release: 3 months ago - 5 dependent packages - 198 downloads last month - 15,017 stars on GitHub - 1 maintainer
@peerbit/libp2p-test-utils 2.1.3 💰
Test utils for Peerbit
26 versions - Latest release: 3 months ago - 5 dependent packages - 414 downloads last month - 143 stars on GitHub - 1 maintainer
Top 1.5% on npmjs.org
create-torrent 6.0.17 💰
Create .torrent files
138 versions - Latest release: 3 months ago - 76 dependent packages - 779 dependent repositories - 15.4 thousand downloads last month - 337 stars on GitHub - 9 maintainers
webconnect 0.0.3
📶 Browser to browser connection without server
3 versions - Latest release: 3 months ago - 94 downloads last month - 2 stars on GitHub - 1 maintainer
@aculab-com/react-native-aculab-client 1.5.3
Aculab client for react native applications
6 versions - Latest release: 4 months ago - 1 dependent repositories - 15 downloads last month - 0 stars on GitHub - 4 maintainers
Top 5.7% on npmjs.org
@diva.exchange/i2p-sam 5.4.1 💰
I2P SAM: peer-to-peer communication between applications over I2P
42 versions - Latest release: 4 months ago - 4 dependent packages - 5 dependent repositories - 49.1 thousand downloads last month - 14 stars on GitHub - 1 maintainer
@peerbit/cache 2.0.6 💰
Simple cache
18 versions - Latest release: 4 months ago - 4 dependent packages - 1.4 thousand downloads last month - 138 stars on GitHub - 1 maintainer
Top 1.5% on npmjs.org
parse-torrent 11.0.16 💰
Parse a torrent identifier (magnet uri, .torrent file, info hash)
93 versions - Latest release: 4 months ago - 170 dependent packages - 2,359 dependent repositories - 25.7 thousand downloads last month - 434 stars on GitHub - 9 maintainers
@vandeurenglenn/simple-peer 11.0.3
Simple one-to-one WebRTC video/voice and data channels
5 versions - Latest release: 4 months ago - 1 dependent package - 2 dependent repositories - 13 downloads last month - 0 stars on GitHub - 1 maintainer
Top 6.8% on npmjs.org
@socketsupply/socket 0.5.4
A Cross-Platform, Native Runtime for Desktop and Mobile Apps — Create apps using HTML, CSS, and J...
59 versions - Latest release: 5 months ago - 4 dependent packages - 1 dependent repositories - 809 downloads last month - 1,481 stars on GitHub - 3 maintainers
Top 9.8% on npmjs.org
@socketsupply/socket-darwin-x64 0.5.4
A Cross-Platform, Native Runtime for Desktop and Mobile Apps — Create apps using HTML, CSS, and J...
24 versions - Latest release: 5 months ago - 1 dependent package - 1 dependent repositories - 56 downloads last month - 1,481 stars on GitHub - 3 maintainers
Top 9.6% on npmjs.org
@socketsupply/socket-darwin-arm64 0.5.4
A Cross-Platform, Native Runtime for Desktop and Mobile Apps — Create apps using HTML, CSS, and J...
32 versions - Latest release: 5 months ago - 1 dependent package - 1 dependent repositories - 75 downloads last month - 1,481 stars on GitHub - 3 maintainers
Top 9.7% on npmjs.org
@socketsupply/socket-win32-x64 0.5.4
A Cross-Platform, Native Runtime for Desktop and Mobile Apps — Create apps using HTML, CSS, and J...
23 versions - Latest release: 5 months ago - 1 dependent package - 1 dependent repositories - 72 downloads last month - 1,481 stars on GitHub - 3 maintainers
Top 9.6% on npmjs.org
@socketsupply/socket-linux-x64 0.5.4
A Cross-Platform, Native Runtime for Desktop and Mobile Apps — Create apps using HTML, CSS, and J...
22 versions - Latest release: 5 months ago - 1 dependent package - 1 dependent repositories - 725 downloads last month - 1,481 stars on GitHub - 3 maintainers
@socketsupply/socket-linux-arm64 0.5.4
A Cross-Platform, Native Runtime for Desktop and Mobile Apps — Create apps using HTML, CSS, and J...
15 versions - Latest release: 5 months ago - 1 dependent package - 1 dependent repositories - 44 downloads last month - 1,481 stars on GitHub - 3 maintainers
ptc-torrent-discovery 1.0.2 💰
Discover BitTorrent and WebTorrent peers
3 versions - Latest release: 5 months ago - 19 downloads last month - 215 stars on GitHub - 1 maintainer
ptc-bittorrent-tracker 1.0.2 💰
Simple, robust, BitTorrent tracker (client & server) implementation
3 versions - Latest release: 5 months ago - 1 dependent package - 2 downloads last month - 1,695 stars on GitHub - 1 maintainer
@chris.troutner/orbitdb-helia 1.0.13 💰
Distributed p2p database on IPFS
13 versions - Latest release: 5 months ago - 30 downloads last month - 8,101 stars on GitHub - 1 maintainer
Related Keywords
p2p 368 decentralized 155 webrtc 141 peer 140 distributed 139 javascript 127 database 114 libp2p 103 bittorrent 76 torrent 69 ipfs 68 webtorrent 61 video 59 nodejs 56 protocol 55 stream 54 local-first 50 js-ipfs 45 ipld 44 immutable 41 offline-first 40 realtime 39 crdt 39 browser 36 data channel 36 orbitdb 35 e2ee 33 IPFS 33 orm 32 pubsub 32 webrtc stream 31 data 31 voice 29 data channels 29 data channel stream 28 streaming 26 network 24 WebRTC 23 datastore 23 streamr-client 22 streamr 22 swarm 21 p2p-network 21 yjs 21 networking 20 android 20 hls 19 shared-editing 19 blockchain 19 tracker 19 value 19 key 19 document 19 react 19 web3 18 ios 18 real-time 18 peers 18 data-channels 18 messaging 17 library 17 P2P 17 dht 16 player 16 cryptography 16 wire 15 mesh-networks 15 peer-connection 15 collaboration 14 offline 14 collaborative-editing 14 decentralized-applications 14 typescript 14 peer2peer 14 CRDT 14 Yjs 14 webrtc data channel 14 html5 14 websocket 14 web torrent 14 peerjs 13 concurrency 13 udp 13 chat 13 graph 13 peerbit 13 client 12 dash 12 distributed-systems 12 web 12 download 12 bittorrent client 12 javascript-library 12 sdk 12 communication 12 mse 12 localstorage 12 chrome 11 firefox 11 webrtc-library 11