- Feature: Add support for OKx streaming candles
- Feature: Authenticated channel support for Bitget
- New Exchange: FTX TR
- New Exchange: AscendEX Futures
- Update: AscendEX, add sandbox endpoint. Add channel filter.
- Update: Binance, add sandbox endpoint.
- Update: Binance Delivery, add sandbox endpoint.
- Update: Bitmex, add sandbox endpoint.
- Update: KrakenFutures, add sandbox endpoint.
- Bugfix: Bybit, the quantity for order_info stream was incorrect.
- Bugfix: Bitmex, timestamp was not returned in book.
- Bugfix: KrakenFutures, timestamp was not returned in book.
- Bugfix: Phemex, websocket subscription error.
- Bugfix: OKX, liquidations subscription was never called.
- Update: OKX, use publicly available channel for book updates.
- Bugfix: Fix race condition when resetting feeds with multiple connections
- Update: Send Phemex subscriptions one symbol at a time
- Bugfix: BitDotCom, the subscription message for perpetuals was incorrect
- Bugfix: Allow empty subscriptions (channel with no symbols) for FTX
- Update: Add SOL and USDC to Deribit symbol mapping
- Bugfix: OKX filled amount being reported incorrectly in OrderInfo
- Bugfix: Tweak QuestDB coulmn types and layout
- Bugfix: Fix Bybit Private Channel connections / subscriptions
- Bugfix: Return client order id in OrderInfo object returned by Coinbase
- Feature: Add Order type
- Feature: Add support for closed candles only in Bybit
- Update: Kraken Futures new instrument type: Perpetual Linear Multi-collateral Futures
- New Exchange: Bitget
- New Exchange: Independent Reserve
- Feature: Add perpetuals to Bitget
- Update: Add indicator in symbol info if instrument is a qunto
- Feature: Configuration option to allow invalid symbols
- Bugfix: use supplied timestamp from snapshot in Binance
- Feature: Optional multiprocessing support for backends
- Update: Remove unsupported backends
- Feature: Support checksum validation on Bitget orderbooks
- Feature: Support for order info stream on BitMEX
- Bugfix: Datetime/Timestamp conversion fixes
- Feature: Add support for Huobi Linear Swaps
- Update: Change Coinbase REST calls to use Ticker and Trade data types
- Bugfix: Instrument and channel filtering sometimes matched incorrectly when creating connection specific subscriptions
- Bugfix: retry kwargs were not correctly passed through to the async HTTP connection handler in Coinbase REST methods
- Update: Revamp Coinbase authenticated REST endpoints; change to use the Cython data types
- Feature: Add from_dict static method in Cython types to support creation of object from dict (for serialization/deserialization)
- Feature: New QuestDB backend
- Update: Exchange name change OKEx -> OKX
- Bugfix: OKX candle REST code was setting values incorrectly
- Update: OKX now uses v5 for all connections (REST and WS). Update endpoints to new exchange name: okex.com -> okx.com
- Feature: New exchange: Bit.com
- Feature: Rework how exchanges that have multiple websocket endpoints are managed and configured.
- Bugfix: Use UTC for datetime conversions in REST api
- Bugfix: Funding rate of 0 was being converted to None when to_dict was called
- Feature: Add OKEx REST API and implement candle function
- Feature: Added trading endpoints to Bitfinex REST mixin
- Bugfix: Change to Okex to allow futures and options subscriptions
- Update: Deribit ticker, trades, and orderbook channels now require authentication
- Bugfix: Fix candle backend for InfluxDB
- Bugfix: OKEx REST candle fix
- Feature: Added ability to use your own Postgres table layouts
- Bugfix: Binance connections that do not require websocket were failing on connect
- Feature: Write native datetimes to Mongo
- Feature: Mongo backend now supports bulk writes + queuing of messages
- Feature: Tweak Postgres backend to not store duplicated data for orderbooks.
- Feature: Provide sample book schema for Postgres.
- Feature: Add subaccount info to OrderInfo and Fills data types.
- Bugfix: Fix issue in orderbook cross check.
- Bugfix: Simplify dYdX orderbook logic.
- Bugfix: Raise error if client tries to subscribe to KuCoin book data without an API key.
- Feature: Add ByBit sandbox endpoints.
- Bugfix: Fix calculation in OrderInfo on Binance.
- Feature: Support list of bootstrap servers for Kafka backend.
- Feature: Add OrderInfo and Fills zmq callbacks
- Bugfix: Position data type missing side field.
- Bugfix: Position data type had unused field 'id'.
- Bugfix: Fix Bybit OrderInfo msg/data dict.
- Feature: Add support for sandbox/testnet on BinanceFutures.
- Feature: New exchange - Crypto.com.
- Bugfix: Fix MongoDB backend.
- Update: reduce code duplication for candle interval normalization.
- Update: Simplify code around address specification and selection when using sandbox/testnet.
- Bugfix: Phemex rounding errors, incorrect volume.
- Feature: Add sandbox/testnet endpoint for Phemex.
- Feature: New exchange - Delta.
- Update: Tweak tests to remove deprecation warnings.
- Bugfix: Fix token usage in Binance.
- Update: Change Binance trades to use trade timestamp instead of event timestamp.
- Bugfix: Update binance user data streams to use cdef types.
- Feature: Add none_to kwarg to to_dict method of data type objects. Allows replacmen of Nones with specified value.
- Bugfix: Some redis backends were trying to write Nones to storage and failing.
- Update: Renamed as_type kwarg on to_dict to numeric_type.
- Bugfix: Some dYdX symbols were incorrectly classified as spot.
- Update: Drop support for Python 3.7.
- Bugfix: Orderbooks need to be truncated to the correct depth when max depth is smaller than the maximum on Kraken.
- Update: Coinbase having similar issues other exchanges with websocket compliance. Updated to fix connection
- Update: Backends will fill in missing timestamps with receipt_timestamp
- Update: Okex auth channel Orders added
- Bugfix: Use timestamp_e6 for data derived from Bybit's instrument_info data feed.
- Bugfix: Update postgres examples and schema. Fix postgres backend for all dtypes.
- Bugfix: Kucoin has a limit of 100 symbols per subscription message and 300 per connection. These limits are now respected.
- Bugfix: Error messages were not handled correctly on Kucoin, causing a crash.
- Bugfix: FTX websocket endpoint update.
- Bugfix: Fix the address used for authenticated Binance streams.
- Bugfix: Handle cases where Bitmex book data is empty.
- Feature: random backoff when 429s are hit
- Bugfix: Add rate limiting delay to snapshot querying on Binance
- Update: Write deltas then snapshot when book interval is hit on Book Backends
- Feature: Bybit liquidation support
- Feature: Add support for Binance websocket orders stream
- Bugfix: typo in influxDB backend
- Bugfix: typo in optional type checking in cython module
- Feature: compile cython code (and toggle optional assertions) correctly on windows
- Feature: Allow logging disable via config option
- Feature: Remove add_feed_running() method, add_feed can be used to add exchange feeds to running feedhandler.
- Bugfix: Allow empty feedhandler to be started
- Bugfix: Funding missing type conversion for to_dict method.
- Bugfix: RedisStream candles boolean not being converted properly
- Bugfix: FTX order info not handling price of None correctly on reduce only updates
- Bugfix: Fills using incorrect order id
- Feature: Periodically refresh order books in Binance to reduce the likelihood of order levels becoming stale
- Update: Bitcoin.com exchange migrated to FMFW.io and API was updated
- Revert: Temporarily revert the concurrent http changes in Binance as well as the snapshot refresh code while bugs are resolved
- Bugfix: Fix Throttle callback, added an example to illustrate usage
- Bugfix: BinanceFutures and BinanceDelivery not handling rates and funding times of 0/null for futures contracts
- Bugfix: Open Interest in Bitmex not being converted to decimal
- Update: Renamed field quantity in Liquidation data type
- Bugfix: BinanceDelivery and BinanceFutures WS compression
- Bugfix: Upbit REST candles do not work when start/end are not specified
- Bugfix: New version of websockets enforces RFC rules and non-compliant exchanges will fail to connect.
- Feature: Add support for candles on Bitfinex REST
- Bugfix: Book callback with cross_check option enabled causes an error
- Bugfix: Kraken Candle timestamps strings instead of floats
- Bugfix: Coinbase book _change handler passing wrong book type
- Bugfix: dYdX orderbooks contained prices levels of size 0
- Bugfix: FTX trade id for liquidations not correctly being converted to str
- Bugfix: L3 OrderBooks not being correctly converted when as_type was used with to_dict
- Feature: kwarg snapshots_only when true allow storage of full book updates only (no deltas)
- Bugfix: initial snapshot of Binance books did not have delta set to None
- Bugfix: RedisBook callback accessed key delta when it did not exist, causing crash
- Feature: Candle support for Bybit
- Bugfix: Fix L3 Book Deltas when use as_type kwarg in to_dict
- Bugfix: Use V3 endpoint for book snapshots in Binance and BinanceUS
- Bugfix: Coinbase level 3 book potential memory leak
- Feature: Perpetual support for Bitfinex
- Feature: Type checking in Cython code (disabled by default, enable in setup.py)
- Bugfix: Fix type issues in OKEx and Binance Futures - some numeric data being returned as string
- Bugfix: Fix symbol normalization in FTX and Huoni Swap
- Feature: Redis backend to choose sleep interval for writer
- Feature: snapshot_interval added to book backends
- Feature: Binance REST support
- Feature: Add next funding rate data to FTX funding data
- Bugfix: Kraken info dict returning empty
- Breaking Change: Rename REST endpoints. Sync endpoints end with
_sync
, non-sync endpoints are now async. Clean up and remove old/unused test cases - Feature: Remove pandas dependency
- Breaking Change: Rewrite all rest endpoints to support sync and async versions of the endpoint.
- Feature: Add dYdX REST endpoints
- Feature: Add Binance authentication for User Data Streams
- Feature: Add support for Binance trading REST API
- Bugfix: Fix typo by renaming rest_options to order_options
- Bugfix: Use correct max depth for Binance (and its child classes).
- Bugfix: Fix test data generation, fix Binance test cases, clean up and fix issues in various code samples in example/
- Feature: BinanceUS rest mixin
- Update: add feed/exchange cleanup to integration tests
- Bugfix: Last message received not being correctly set on websocket connection, causing multiple restarts when an exchange encounters a timeout
- Bugfix: Binance Futures not correctly formatting the side on liquidations
- Bugfix: Interval from candle_sync was not being passed correctly to async candle interface in REST mixins.
- Update: Cleanup Coinbase candle REST interface, use standard string interval
- Feature: Add balances to Bybit
- Bugfix: Kraken valid depths incorrect
- Feature: Add support for gracefully stopping Redis backends and writing queued message
- Bugfix: OKEx incorrect creating multiple connections
- Breaking Change: Data types for majority of callbacks have changed to Objects (previously was a dict)
- Update: Remove redundant example code
- Breaking Change: OrderInfo now an object
- Bugfix: NBBO updated to use new orderbook
- Breaking Change: Balance callback changed to return object
- Breaking Change: L1_Book callback returns object
- Update: Subscribe to 200 levels per side for Bybit
- Feature: Candles support added to Binance REST
- Breaking Change: Candle REST methods return Candle object
- Feature: data objects now hashable and comparable (equal only)
- Breaking Changes: USER_FILLS renamed FILLS, FILLS not use data objects for callbacks
- Feature: Add support for candles in FTX REST
- Feature: Add support for candles in Bitstamp REST
- Feature: Add support for candles in Upbit REST
- Feature: Add support for private channel USER_DATA, public channel LAST_PRICE on Phemex
- Feature: Add support for private channels FILLS, ORDER_INFO, BALANCES on Deribit
- Feature: Add support for public channel L1_BOOK on Deribit
- Feature: Add support for private channels FILLS and ORDER_INFO on Bybit
- Bugfix: Fix demo.py
- Feature: Allow user to specify a delay when starting an exchange connection (useful for avoiding 429s when creating a large number of feeds)
- Update: Support Okex v5
- Breaking Change: Update symbol standardization. Now uses standard names across all exchanges for futures, swaps, and options.
- Feature: Allow user to specify depth_interval for Binance L2_BOOK.
- Bugfix: Use order id in FTX fill channel callback
- Feature: Add ability to use the Symbols class to identify all exchanges that support a given instrument
- Feature: Allow user to specify 'http_proxy' in feeds.
- Feature: Add support for 'concurrent_http' requests in Binance feeds.
- Bugfix: funding and open interest data not being collected
- Breaking Change: Rework how REST endpoints are integrated into exchange classes. Rest module has been removed. REST methods are part of exchanges classes.
- Feature: Add support for funding data in Bybit
- Update: Correct and update sections of the documentation.
- Feature: Add support for open_interest_interval in Binance Futures.
- Bugfix: Fix subaccounts impl in FTX
- Bugfix: add config kwarg to add_nbbo method
- Update: changed KuCoin authentication to match new signing method
- Bugfix: #518 - fix aggregator example code
- Update: Support Bittrex V3
- Feature: Add support for candles on Bittrex
- Feature: Add support to authenticate private channels (e.g. FILLS) on FTX
- Feature: Support private rest api commands for FTX
- Update: Improve impl for FTX rest api
- Bugfix: #528 - Fix standardisation of Deribit's symbols when passed to callbacks
- Feature: Add support for private "orders" channel on FTX
- Feature: Add support for subaccounts in feeds and REST API for FTX
- Bugfix: Fix FTX rest api return value
- Exchange: New exchange - dYdX
- Bugfix: Issue #531 - Gemini symbol generation included closed symbols
- Feature: Allow user to override the score used in Redis ZSETs
- Update: Get information about size increment from FTX symbol data
- Bugfix: Fix trades write for Arctic backend
- Feature: new exchange: Bequant. Supports ticker, L2 book, trades, candles, plus authenticated channels: order info, account transactions and account balances
- Update: BitMax renamed AscendEX
- Bugfix: Feed level timeout and timeout interval not being set properly
- Exchange: Phemex exchange support
- Features: added support for candles, order info, account transactions and account balances to HitBTC & Bitcoin.com, plus authentication where required to access these channels
- Update: previous HitBTC & Bitcoin.com websocket endpoints deprecated. Now using separate Market, Trading and Account endpoints
- Bugfix: max_depth on Binance and Kraken was not properly used when querying the snapshot
- Bugfix: Handle 429s in HTTP connections (by waiting and retrying).
- Feature: add Bithumb exchange - l2 book and trades
- Bugfix: Fix inverted Poloniex symbols
- Feature: simplify and cleanup parts of Poloniex
- Feature: add
symbols
class method to all exchanges to get list of supported trading pairs - Feature: Clean up internal class attributes in Feed class
- Feature: Add graceful stop and shutdown methods for Feeds
- Feature: Add ledger endpoint to Kraken Rest module, add ability to optionally filter by symbol, or all symbols, for historical trades
- Docs: Update documentation regarding adding a new exchange to cryptofeed
- Bugfix: Reset delay after connection is successful
- Feature: yapic.json parses strings to datetimes automatically, no longer need to rely on Pandas for datetime parsing
- Bugfix: #491 - dictionary resized during iteration in ByBit
- Bugfix: #494 - added status argument to liquidations callback
- Bugfix: #399 - book delta issue with Kucoin and Gateio
- Feature: Binance Delivery candle support
- Feature: Binance US candle support
- Feature: Kraken Candle support
- Update: Remove deprecated channel mapping from Kraken, use channel name from message instead
- Bugfix: change Kraken Futures to use the standard symbol to be consistent with the rest of the library
- Update: use Kucoin v3 endpoint for orderbook snapshot (v2 deprecated).
- Update: Poloniex ticker message format update
- Bugfix: Fix Binance subscriptions when subscribing to more than one candle
- Feature: Remove support for Influx versions prior to 2.0
- Feature: Add stop method to HTTP Backends to gracefully drain queue and write pending data on shutdown
- Feature: Revamp InfluxDB code. Drop support for storing floating point as str, store book data as json blob
- Bugfix: Remove unused get_instrument calls in Deribit and Kraken Futures
- Feature: Revamp symbol generation and exchange info for Deribit and Kraken Futures
- Bugfix: Fix issue using AsyncFile callback to store raw data
- Testing: Add exchange tests for Deribit and Binance
- Bugfix: Fix symbol issue in Bitmex when initializing the orderbook
- Bugfix: Fix various issues with FTX, OKCOIN/OKX and Huobi symbol generation
- Testing: Overhaul exchange tests, all exchanges are now tested with real data. Fixed various bugs as a result of this testing. Revamped AsyncFileCallback. Added new tool to generate test data for testing.
- Bugfix: Improve connection cleanup in AsyncConnection object
- Feature: Add support for user defined exception handling in FeedHandler
- Bugfix: Fix redis backends that can't handle None
- Bugfix: Connection exceptions being ignored in Feedhandler
- Bugfix: Binance address generation correction
- Bugfix: OKX symbol generation incorrect + validate symbols used for channels that dont support all types
- Breaking Change: Large rewrite of Feedhandler, Connection, and Feed. Many timeout related options moved from feedhandler to Feed. Symbol specific code moved to exchange class. Rewrite of raw data collection.
- Feature: Candle support for Huobi
- Feature: Allow user to specify Postgres port in Postgres backends
- Bugfix: Report base volume, not quote volume in Huobi candles
- Feature: Support for the KuCoin exchange
- Update to use alpha release of aioredis 2.0. Allows building of wheels again
- Bugfix: Add manifest file for source dist
- Bugfix: Init uvloop earlier so backends that use loop will not fail
- Docs: Remove FAQ, added performance doc section
- Bugfix: #404 - Use AsyncConnection object for Binance OI
- Feature: Rework how raw data is stored (when enabled). REST data can now be captured
- Feature: New feedhandler method,
add_feed_running
allows user to add feed to running instance of a feedhandler - Feature: create_db defaults to False on InfluxDB backends
- Feature: Normalize Bitmex Symbols
- Update: Remove extraneous methods in feed objects used to query symbol information
- Feature: Use realtime ticker for Binance
- Bugfix: Bitmex symbols not being normalized correctly
- Bugfix: Fix GCP PubSub backend
- Bugfix: Fix historical data REST api for Bitmex
- Feature: Use separate tasks (fed by async queue) for backend writing. Redis now uses this method
- Bugfix: Allow user specified max depths on Kraken
- Feature: Add backend queue support to ZMQ backend
- Feature: Add backend queue support to Socket backends
- Feature: Add VictoriaMetrics support via backend
- Feature: Add backend queue support to influx and elastic
- Feature: Candle support
- Bugfix: Ignore untradeable symbols in Binance symbol generation
- Feature: Add backend support for queues in Postgres. Rework postgres backend and supply example SQL file to create tables for demo
- Bugfix: Fix ByBit symbol generation
- Feature: Authenticated channel support for OKX/OKCOIN
- Update: Poloniex changed signaure of ticker data
- Feature: Candles for Binance Futures
- Feature: Premium Index Candle support for Binance Futures
- Feature: Update Gateio to use new v4 websocket api. Adds support for candles
- Bugfix: Fix open interest on OKEx
- Bugfix: OKEx was duplicating subscriptions
- Breaking Change: Core callbacks (trade, candle, books, ticker, open interest, funding, liquidations, index) now use custom objects
- Feature: Use UVLoop if installed (not available on windows)
- Bugfix: Allow exchanges to customize their retry delays on error
- Feature: New demo code showing user loop management
- Feature: Handle more signals for graceful shutdown
- Bugfix: BinanceFutures message format change
- Feature: Missing sequence number on Coinbase will not reset all data streams, just the affected pair
- Feature: Use timestamp from exchange for L2 book data from Coinbase
- Bugfix: Blockchain exchange had incorrect timestamps, and incorrect log lines
- Bugfix: Wrong datatype in BackendFuturesIndexCallback
- Bugfix: Fix bad postgres callback for open_interest and futures_index
- Feature: Signal handler installation now optional, can be done separately. This will allow the feedhandler to be run from child threads/loops
- Bugfix: Fix binance delivery book ticker (message format change)
- Breaking change: Feed object
config
renamedsubscription
- Feature: Configuration passed from feedhandler to exchanges
- Breaking change: Most use of
pair
andpairs
changed tosymbol
andsymbols
to be more consistent with actual usage. pairs.py renamed to symbols.py - Feature: Allow configuring the API KEY ID from Config or from environment variable
- Bugfix: Collisions in normalized CoinGecko symbols (this adds about 700 new symbols)
- Feature: Add candles function to coinbase
- Feature: Explain when Cryptofeed crashes during pairs retrieval
- Bugfix: BINANCE_DELIVERY Ticker use msg_type='bookTicker' as for the other BINANCE markets
- Feature: Support Bitmex authentication using personal API key and secret
- Feature: Print the origin of the configuration (filename, dict) for better developer experience
- Bugfix: Add guard against non-supported asyncio add_signal_handler() on windows platforms
- Feature: Simplify source code by standardization iterations over channels and symbols
- Bugfix: Remove remaining character "*" in book_test.py
- Bugfix: Fix return type of the function book_flatten()
- Feature: Shutdown multiple backends asynchronously, and close the event loop properly
- Bugfix: Repair the Bitfinex FUNDING
- Feature: Speedup the handling of Bitfinex messages by reducing intermediate mappings
- Feature: Support OKEx options
- Bugfix: Cancel the pending tasks to gracefully/properly close the ASyncIO loop
- Feature: Support for authenticated websocket data channels
- Feature: Support for Coingecko aggregated data per coin, to be used with a new data channel 'profile'
- Feature: Support for Whale Alert on-chain transaction data per coin, to be used with a new data channel 'transactions'
- Bugfix: Reset delay and retry for rest feed
- Feature: Add GCP Pub/Sub backend
- Bugfix: Fix aggregated callbacks (Renko and OHLCV) when used with exchanges that support order types
- Bugfix: Fix broken example/demo code
- Feature: New data channel -
futures_index
- demonstrated in ByBit - Feature: Add stop callback when exiting loop, add stop method placeholder for base callbacks
- Bugfix: Fix NBBO callback
- Feature: Orderbook sequence number validation for HitBTC
- Feature: Kraken orderbook checksum support in Kraken
- Feature: KrakenFutures sequence number check added
- Feature: Add optional caching to postgres backend
- Feature: New Exchange - Binance Delivery
- Feature: Liquidation for OKX
- Bugfix: Adjust ping interval on websocket connection, some exchanges require pings more frequently
- Feature: Checksum validation for orderbooks on OKX and OKCoin
- Feature: Use rotating log handler
- Bugfix: Later versions of aiokafka break kafka backend
- Bugfix: Huobi sends empty book updates for delisted pairs
- Bugfix: Harden channel map usage in Kraken
- Feature: Config file support
- Bugfix: Subscribing to all BitMEX symbols gives 400 error - message too long
- Bugfix: Cleanup of code - fixed a few examples and resolved all outstanding flake8 issues
- Bugfix: Fix Bitfinex pair normalization
- Feature: Refactor connection handling. New connection design allows feeds to open multiple connections
- Feature: Update BitMax to use the new BitMax Pro API - includes sequence number verification on books
- Feature: Bybit - support for USDT perpetual data channels
- Feature: Can now configure more than 25 Bitfinex pair/channel combinations
- Feature: Support more than 200 pair/stream combinations on Binance from a single Feed
- Feature: Support for the bitFlyer exchange
- Feature: Update Kraken to work with very large numbers of trading pairs
- Feature: New kwarg for exchange feed -
snapshot_interval
- used to control number of snapshot updates sent to client - Feature: Support for rabbitmq message routing
- Feature: Support for raw file playback. Will be useful for testing features and building out new test suites for cryptofeed.
- Feature: Arctic library quota can be configured, new default is unlimited
- Feature: New exchange: Probit
- Bugfix: Correctly store receipt timestamp in mongo backend
- Bugfix: FTX - set a funding rate requests limit constant (10 requests per second, 60 seconds pause between loops)
- Bugfix: Open Interest data on FTX erroneously had timestamps set to None
- Update: Binance Jersey shutdown - feed removed
- Bugfix: Fixed open interest channel for Binance Delivery
- Feature: Validate FTX book checksums (optionally enabled)
- Bugfix: Subscribing only to open interest on Binance futures gave connection errors
- Feature: Authentication for Influxdb 1.x
- Feature: Override logging defaults with environment variables (filename and log level)
- Bugfix: For Coinbase L3 books need to ignore/drop some change updates (per docs)
- Bugfix: Obey rate limits when using Coinbase REST API to get L3 book snapshots
- Bugfix: Ignore auction updates from Gemini
- Feature: Add order type (limit/market) for Kraken Trades
- Feature: Exchange specific information available via info classmethod - contains pairs, data channels and tick size
- Feature: Funding data supported on HuobiSwap
- Bugfix: Fix broken mongo callbacks in backends
- Bugfix: #136 - Kraken Rate limiting
- Feature: Funding data on Binance Futures
- Bugfix: Support new Huobi tradeId field, old id field deprecated
- Bugfix: Unclear errors when unsupported data feeds used
- Bugfix: Handle order status messages more gracefully in Coinbase
- Bugfix: Fix Kraken pair mappings
- Feature: New Exchange - Gate.io
- Feature: Remove _SWAP, _FUTURE channel (and callback) types - determine correct type at subscribe time based on symbol
- Docs: Add documentation about callbacks
- Feature: Deribit provides sequence number for book updates - check them to ensure no messages lost
- Bugfix: Fix timestamp on Binance Futures Open Interest
- Bugfix: Update/standardize liquidation callbacks
- Feature: Update Upbit subscription methods based on updated docs
- Bugfix: Ticker not working correctly on Binance Futures
- Feature: Liquidations callbacks for backends
- Feature: New Exchange - FTX US
- Feature: Add funding data to rest library
- Bugfix: DSX updated their API, websocket no longer supported. Removing DSX
- Feature: Websocket client now uses unbounded message queue
- Feature: Support for HuobiDM next quarter contracts
- Bugfix: Fix datetime fields in elasticsearch
- Feature: BinanceFutures: support ticker, open interest and Liquidation, FTX: support open interest and liquidations, Deribit: liquidations support
- Bugfix: Fix receipt timestamps in Postgres backend
- Bugfix: Huobi Swap Init
- Feature: Support for disabling timeouts on feeds
- Bugfix: #224 Ignore newly added trading pairs in Poloniex while running
- Feature: New exchange, DSX
- Bugfix: Bybit updated their API, websocket subscription to L2 book data needed to be updated
- Bugfix: Deribit subscription condensed into a single message to avoid issues with rate limit
- Bugfix: Funding interval for bitmex not converted to integer
- Bugfix: HuobiSwap missing from feedhandler
- Feature: Optional flag on Feed to enable check for crossed books
- Feature: Blockchain Exchange
- Feature: Add missing update detection to orderbooks in Binance
- Feature: REST support for FTX
- Feature: Added new field, receipt timestamp, to all callbacks. This contains the time the message was received by cryptofeed.
- Feature: Upbit Exchange Support
- Bugfix: Enabling multiple symbols on Bitmex with deltas and max depth configured could cause crashes.
- Bugfix: Default open interest callback missing
- Change: Mongo backend stores book data in BSON
- Feature: Open Interest callbacks added to all backends
- Change: Instrument removed in favor of open interest
- Bugfix: Huobi feedhandlers not properly setting forced indicator for book updates, breaking deltas
- Bugfix: Some Kraken futures funding fields not always populated
- Feature: Open interest updates for Kraken futures
- Feature: Open interest updates for Deribit
- Bugfix: FTX ticker can have Nones for bid/ask
- Feature: InfluxDB 2.0 support
- Bugfix: Deribit funding only available on perpetuals
- Feature: Enable deltas (with out max depth) on exchanges that do not support them
- Feature: New exchange: Binance Futures
- Feature: New Exchange: Binance Jersey
- Feature: Funding data on Kraken Futures
- Feature: User defined pair separator (default still -)
- Feature: Postgres backend
- Feature: Deribit Funding
- Bugfix: Deribit subscriptions using config subscribed to symbols incorrectly
- Bugfix: Some RabbitMQ messages were missing symbol and exchange data
- Feature: Open interest data for OKX swaps
- Feature: User enabled logging of exchange messages on error
- Refactor: Overhaul of backends - new base classes and simplified code
- Bugfix: Handle i messages from poloniex more correctly
- Bugfix: Report bittrex errors correctly
- Feature: New exchange: Bitcoin.com
- Feature: New exchange: BinanceUS
- Feature: New exchange: Bitmax
- Feature: Ability to store raw messages from exchanges
- Feature: Backfill Bitmex historical trade data from S3 Bucket
- Feature: RabbitMQ backend
- Feature: Custom Depth and deltas for all L2 book updates
- Feature: Support new 100ms book diff channel on Binance
- Feature: Bittrex exchange support
- Feature: Ticker support in Redis and Kafka Backends
- Feature: Ticker callbacks require/contain timestamp
- Feature: Renko Aggregation
- Bugfix: Max Depth without deltas should only send updates when book changes
- Bugfix: Update count and previous book now associated with pair
- Bugfix #113: Fix remaining exchanges who are not reporting timestamps correctly
- Feature: Generated timestamps now based on message receipt by feedhandler
- Feature: Multi-callback support
- Feature: Rework ZMQ using pub/sub with topics
- Feature: FTX Exchange
- Feature: Gemini subscriptions now work like all other exchanges
- Feature: Use unique id for each feed (as opposed to feed id/name)
- Bugfix: fix Poloniex historical trade timestamps
- Bugfix: Bitmex L2 channel incorrectly classified
- Feature: Kraken Futures
- Feature: Redis backend supports UDS
- Feature: Binance full book (L2) with deltas
- Feature: Allow user to start event loop themselves (potentially scheduling other tasks before/after).
- Feature: Rest Endpoints for Historical Deribit data
- Feature: Specify numeric datatype for InfluxDB
- Bugfix: Greatly improve performance of book writes for InfluxDB
- Feature: Bybit exchange support
- Bugfix: Deribit now returning floats in decimal.Decimal
- Feature: Elastic Search backend
- Bugfix: Book Delta Conversion issue in backends
- Bugfix: Tweak BitMEX rest API to handle more errors more gracefully
- Feature: Deribit Exchange support
- Feature: Instrument channel
- Bugfix: support Kraken websocket API changes
- Bugfix: correct USDT symbol mappings for Bitfinex
- Bugfix: Fixed mongo book backend
- Feature: Book delta support for mongo, sockets, ZMQ
- Feature: Book delta support for InfluxDB
- Feature: Swaps on OkEX
- Bugfix: Fix tagging issue in InfluxDB
- Bugfix: Fix book updates in InfluxDB
- Feature: Book delta support in Redis backends
- Feature: Book delta support in Kafka backend
- Feature: Cleanup callback code
- Feature: Poloniex subscription now behaves like other exchanges
- Feature: Kafka Backend
- Bugfix: Timestamp normalization for backends were losing subsecond fidelity
- Feature: All exchanges report timestamps in floating point unix time
- Bugfix: Implement change in OkEx's trading pair endpoint for pair generation
- Feature: Config support for Coinbene, Binance, EXX, BitMEX, Bitfinex, Bitstamp, HitBTC
- Feature: Complete clean up of public REST endpoints
- Feature: Improved book delta example
- Feature: Bitstamp Websocket V2 - L3 books now supported
- Bugfix: Incorrect book building in Kraken
- Bugfix: Coinbase L3 Book would get in cycle of reconnecting due to missing sequence numbers
- Feature: Kraken L2 Book Deltas
- Feature: Book deltas streamlined and retain ordering
- Feature: OKCoin exchange support
- Feature: OKEx exchange support
- Feature: Coinbene exchange support
- Feature: Support Huobi Global and Huobi USA
- Bugfix: Kraken REST API using wrong symbol for trades
- Feature: Complete work on standardizing Bitfinex rest API
- Bugfix: Allow index symbols on Bitmex
- Feature: Trades sides are now labeled as Buy / Sell instead of Bid / Ask.
- Feature: Support for the Huobi exchange
- Bugfix: Change how exchange pairs are mapped for REST module - only map exchanges that are used
- Bugfix #67: Ensure all trades report the taker's side
- Feature #57: Write updates directly to MongoDB via new backend support
- Feature #56: Experimental support for fine grained configuration per exchange
- Feature #58: Support Kraken websocket API
- Feature: Only generate trading pair conversions for configured exchanges
- Feature: Historical trade data on REST API for Kraken
- Feature #55: OHLCV aggregation method in backends plus support for user defined aggregators
- Feature: EXX exchange support
- Bugfix: Poloniex logging had bug that prevented reconnect on missing sequence number
- Feature #50: Support multiple streams per websocket connection on Binance
- Bugfix #51: Fix pairs on streams in Binance
- Feature: InfluxDB support via backend
- Feature: Aggregation backend wrappers
- Bugfix: BookDelta callback no longer needs to be an instance of BookUpdateCallback
- Bugfix: REST module was creating duplicate log handlers
- Bugfix: Bitfinex REST now properly handles cases when there are more than 1000 updates for a single tick
- README change for long description rendering issue
- Feature #41: Rework trading pairs to generate them dynamically (as opposed to hard coded)
- Feature: When book depth configured Redis, ZMQ and UDP backends only report book changes when changed occurred in depth window
- Feature: TCP socket backend support
- Feature: UDS backend support
- Bugfix #45: Bitstamp prices and sizes in L2 book are string, not decimal.Decimal
- Feature: Binance support
- Bugfix #43: Coinbase L2 book used "0" rather than 0 for comparisons against decimal.Decimal
- Feature: REST feed market data supported via normal subscription methods
- Feature: Kraken support
- Bugfix: Bitfinex book timestamps match expected Bitfinex timestamps (in ms)
- Feature: Timestamps for orderbooks and book deltas
- Feature #40: NBBO now uses best bid/ask from L2 books
- Feature #28: GDAX now renamed Coinbase and uses Coinbase endpoints
- Feature: ZeroMQ backend. Write updates directly to ZMQ connection
- Feature: UDP Socket backend. Write updates directly to UDP socket
- Feature: L2 books are now all price aggregated amounts, L3 books are price aggregated orders
- Book deltas supported on all feeds
- Bugfix: Fix NBBO feed
- Feature: GDAX/Coinbase rest support - trades, order status, etc
- Feature: Arctic backend, supports writing to arctic directly on trade/funding updates
- Bugfix: #36 Update poloniex to use new trading pairs and handle sequence numbers
- Bugfix: Improve Bitfinex orderbooks and handle sequence numbers
- Bugfix: GDAX and Bitmex orderbook and logging improvements
- Added some docstrings
- Feature: Add exchanges by name to feedhandler. Easier to instantiate a feedhandler from config
- Logging improvements
- Bugfix: non-gathered futures were suppressing exceptions when multiple feeds are configured. Changed to tasks
- Redis backend uses a connection pool
- Feature: support for writing order books directly to Redis
- Feature: ability to specify book depth for Redis updates
- Feature: normalize Bitfinex funding symbols
- Bugfix: fix symbol in Bitfinex rest
- Feature: access rest endpoints via getitem / []
- Bugfix: #31 - funding channel broke Gemini
- Feature: Book deltas for GDAX
- Bugfix: Fix intervals on Bitmex (rest)
- Feature: Funding data from Bitmex on ws
- Feature: Funding historical data via rest
- Bugfix: Python 3.7 compatibility
- Feature: Rest trade APIs are now generators
- Feature: funding data on Bitfinex - ws and rest
- Bugfix: Handle 429s in Bitmex (REST)
- Feature: Redis backend for trades to write updates directly to Redis
- Bugfix: issue #27 - Bitmex trades missing timestamps
- Bitfinex and Bitmex historical trade data via REST
- Bugfix: interval incorrect for rest time ranges
- Bugfix: lowercase attrs in Rest interface
- Feature: Support for delta updates for order books
- REST API work started
- Bugfix: Clear data structures on reconnect in bitmex
- Feature: Support reconnecting on more connection errors
- Feature: Timestamp support on trade feeds
- Feature: Connection watcher will terminate and re-open idle connections
- Feature: Reconnect when a connection is lost
- Bugfix #22: Check for additional connection failures
- Feature #4: Trade ID support
- Feature: Account for new Gemini message type
- Feature: Bitmex
- Bugfix #10: Change from float to decimal.Decimal in GDAX
- Feature #5: use sorted dictionaries for order books
- Feature #17: logging support
- Bugfix: Gemini order books now work
- Bugfix: All json floats parsed to Decimal
- Bugfix: Fix Bitstamp pair parsing
- Feature: Major clean up of channel, exchange, and trading pair names
- Bugfix #4: produce ticker from trades channel on GDAX
- Feature: Bitstamp feed
- Feature: HitBTC feed
- Feature: Poloniex Orderbook support
- Feature: Gemini Feed
- Initial release: GDAX, Poloniex, Bitfinex Support
- Feature: NBBO support