diff --git a/docs/source/api.rst b/docs/source/api.rst
index 94c4cdd5b..5385accc7 100644
--- a/docs/source/api.rst
+++ b/docs/source/api.rst
@@ -209,43 +209,73 @@ Built-in Implementations
 Other Known Implementations
 ---------------------------
 
-- `abfs`_ for Azure Blob service
-- `adl`_ for Azure DataLake storage
+
+Note that most of these projects are hosted outside of the `fsspec` organisation. Please read their
+documentation carefully before using any particular package.
+
+- `abfs`_ for Azure Blob service, with protocol "abfs://"
+- `adl`_ for Azure DataLake storage, with protocol "adl://"
 - `alluxiofs`_ to access fsspec implemented filesystem with Alluxio distributed cache
-- `boxfs`_ for access to Box file storage
-- `dropbox`_ for access to dropbox shares
+- `boxfs`_ for access to Box file storage, with protocol "box://"
+- `csvbase`_ for access to csvbase.com hosted CSV files, with protocol "csvbase://"
+- `dropbox`_ for access to dropbox shares, with protocol "dropbox://"
 - `dvc`_ to access DVC/Git repository as a filesystem
-- `gcsfs`_ for Google Cloud Storage
+- `fsspec-encrypted`_ for transparent encryption on top of other fsspec filesystems.
+- `gcsfs`_ for Google Cloud Storage, with protocol "gcs://"
 - `gdrive`_ to access Google Drive and shares (experimental)
+- `git`_ to access Git repositories
 - `huggingface_hub`_ to access the Hugging Face Hub filesystem, with protocol "hf://"
-- `lakefs`_ for lakeFS data lakes
-- `ocifs`_ for access to Oracle Cloud Object Storage
+- `hdfs-native`_ to access Hadoop filesystem, with protocol "hdfs://"
+- `httpfs-sync`_ to access HTTP(s) files in a synchronous manner to offer an alternative to the aiohttp-based implementation.
+- `ipfsspec`_ for the InterPlanetary File System (IPFS), with protocol "ipfs://"
+- `irods`_ for access to iRODS servers, with protocol "irods://"
+- `lakefs`_ for lakeFS data lakes, with protocol "lakefs://"
+- `morefs`_ for `OverlayFileSystem`, `DictFileSystem`, and others
+- `ocifs`_ for access to Oracle Cloud Object Storage, with protocol "oci://"
 - `ocilake`_ for OCI Data Lake storage
 - `ossfs`_ for Alibaba Cloud (Aliyun) Object Storage System (OSS)
 - `p9fs`_ for 9P (Plan 9 Filesystem Protocol) servers
-- `s3fs`_ for Amazon S3 and other compatible stores
+- `PyAthena`_ for S3 access to Amazon Athena, with protocol "s3://" or "s3a://"
+- `PyDrive2`_ for Google Drive access
+- `s3fs`_ for Amazon S3 and other compatible stores, with protocol "s3://"
+- `sshfs`_ for access to SSH servers, with protocol "ssh://" or "sftp://"
+- `swiftspec`_ for OpenStack SWIFT, with protocol "swift://"
 - `tosfs`_ for ByteDance volcano engine Tinder Object Storage (TOS)
 - `wandbfs`_ to access Wandb run data (experimental)
-- `webdav4`_ for WebDAV
+- `wandbfsspec`_ to access Weights & Biases (experimental)
+- `webdav4`_ for WebDAV, with protocol "webdav://" or "dav://"
 - `xrootd`_ for xrootd, with protocol "root://"
 
 .. _abfs: https://github.com/dask/adlfs
 .. _adl: https://github.com/dask/adlfs
 .. _alluxiofs: https://github.com/fsspec/alluxiofs
 .. _boxfs: https://github.com/IBM/boxfs
-.. _dropbox: https://github.com/MarineChap/intake_dropbox
+.. _csvbase: https://github.com/calpaterson/csvbase-client
+.. _dropbox: https://github.com/fsspec/dropboxdrivefs
 .. _dvc: https://github.com/iterative/dvc
+.. _fsspec-encrypted: https://github.com/thevgergroup/fsspec-encrypted
 .. _gcsfs: https://gcsfs.readthedocs.io/en/latest/
 .. _gdrive: https://github.com/fsspec/gdrivefs
+.. _git: https://github.com/iterative/scmrepo
+.. _hdfs-native: https://github.com/Kimahriman/hdfs-native/blob/master/python/hdfs_native/fsspec.py
+.. _httpfs-sync: https://github.com/moradology/httpfs-sync
 .. _huggingface_hub: https://huggingface.co/docs/huggingface_hub/main/en/guides/hf_file_system
-.. _lakefs: https://github.com/appliedAI-Initiative/lakefs-spec
-.. _ocifs: https://pypi.org/project/ocifs
+.. _ipfsspec: https://github.com/fsspec/ipfsspec
+.. _irods: https://github.com/xwcl/irods_fsspec
+.. _lakefs: https://github.com/aai-institute/lakefs-spec
+.. _morefs: https://github.com/iterative/morefs
+.. _ocifs: https://ocifs.readthedocs.io/en/latest/
 .. _ocilake: https://github.com/oracle/ocifs
 .. _ossfs: https://github.com/fsspec/ossfs
 .. _p9fs: https://github.com/pbchekin/p9fs-py
+.. _PyAthena: https://github.com/laughingman7743/PyAthena
+.. _PyDrive2: https://github.com/iterative/PyDrive2
 .. _s3fs: https://s3fs.readthedocs.io/en/latest/
+.. _sshfs: https://github.com/fsspec/sshfs
+.. _swiftspec: https://github.com/fsspec/swiftspec
 .. _tosfs: https://tosfs.readthedocs.io/en/latest/
 .. _wandbfs: https://github.com/jkulhanek/wandbfs
+.. _wandbfsspec: https://github.com/alvarobartt/wandbfsspec
 .. _webdav4: https://github.com/skshetry/webdav4
 .. _xrootd: https://github.com/CoffeaTeam/fsspec-xrootd